Top plate Stud Soffit lining 45mm min nog Fix scotia bead Building underlay/james Hardie rigid air barrier Soffit Detail Building underlay/james Hardie rigid air barrier Bottom plate 25mm wide cant strip. H3.1 treated timber. Thickness to suit selected weatherboard D.P.C. Concrete slab / footing Foundation Detail 50mm Ground level 150mm min to permanent paving or 225mm min to unpaved ground to clause 9.1.3 of E2/AS1 n_zr-l_w-tec-fig01.dwg DIRECT FIX CONCRETE SLAB AND SOFFIT FIGURE 1
Framing to NZS 3604 s to be top fixed at studs using HardieFlex TM 40 x 2.8mm nail at 90 to face, finish flush. Weatherboard width Effective Cover Building underlay/james Hardie rigid air barrier 30mm lap 16mm 20-25mm s to be face fixed at corners and down window and door openings using 60 x 3.15mm jolt head nails at 90 to face, punch 2mm below surface and fill. Concealed Nailing 30mm lap Framing to NZS 3604 Weatherboard width Effective cover Building underlay/james Hardie rigid air barrier Tongue and Groove join in weatherboard to be 100mm minimum from side of stud 15mm Typical Stud Joints must be staggered by 600mm min. 16mm Back face (bevelled) Building underlay/james 60 x 3.15mm jolthead nails at 90 to face, punch 2mm below surface and fill. Predrill top board. Exposed Nailing 16mm Front face Before pushing end joint together apply a bead of flexible sealant Jointing Off Stud n_zr-l_w-tec-fig02.dwg DIRECT FIX WEATHERBOARD FIXING FIGURE 2
Building underlay continuous around corner / James Blocking where required Face nail weatherboards to inner studs only 84mm 50mm min Run a bead of sealant before fixing Note: Box corner trim must not to be continuous over floor joists. 100mm 50mm min Scriber (10mm wide min) cut to fit fix with sealant to back of scriber and 75 x 3.15mm nail in 3mm predrilled hole Axent TM Trim Fix at 300mm centres staggered Typical framing at corner Axent TM Trim Scriber cut to fit Building underlay/james n_zr-l_w-tec-fig03.dwg DIRECT FIX BOXED CORNER FIGURE 3
Building underlay continuous around corner/james James Hardie upvc flashing Maximum 2mm gap typical 70mm x 35mm timber Blocking where required Face nail weatherboards to inner studs only Note: Box corner trim must not be continuous over solid floor joists. 84mm Apply adhesive sealant to edge of Axent TM Trim prior to installation to opposing Axent TM Trim 35mm x 35mm timber (ex 70mm x 35mm) Axent TM Trim Fix at 300mm centres staggered 100mm James Hardie upvc flashing Optional scriber (10mm wide min) cut to fit fix with sealant to back of scriber and 75 x 3.15mm nail in 3mm predrilled hole n_zr-l_w-tec-fig04.dwg DIRECT FIX BOXED CORNERS FIGURE 4
Face nail weatherboards to corner stud only Compound mitre corner of weatherboards, prime ends and join with adhesive sealant. 60mm Note: Adhesive sealant must be used on the full end face of both weatherboards. Push tightly together and wipe off excess. Building underlay continuous around corners/james 50 x 50mm upvc corner underflashing over building underlay James Hardie rigid air barrier or 75mm wide flashing tape over n_zr-l_w-tec-fig05.dwg DIRECT FIX MITRE CORNER FIGURE 5
Linea Weatherboard Note: Box corner trim must not be continuous over solid floor joists. Fix box corner with 40mm HardieFlex TM nails in indentation provided @ 400mm vertical centres. Fix to both flanges. Face nail weatherboards to inner studs only Building underlay continuous around corners/james Hardie rigid air barrier Site cut edges to be primed prior to installation Linea aluminium external box corner Maximum 2mm gap typical n_zr-l_w-tec-fig06.dwg DIRECT FIX ALUMINIUM BOX CORNER FIGURE 6
Building underlay/james Top board shown stopped short for clarity 50 x 50mm upvc corner underflashing over building underlay or 75mm wide flashing tape over James Hardie rigid air barrier Nail soaker into position with 2-30mm nails before fixing ends of weatherboards 15mm splay cut to end of weatherboard Face nail to second stud from corner Face nail to second stud from corner Soaker material Copper Aluminium Stainless steel Nail material Copper or phosphor bronze Hot dip galvanised Stainless steel n_zr-l_w-tec-fig07.dwg DIRECT FIX CORNER SOAKER FIGURE 7 Scale 1:10
Note double stud 50 x 50mm upvc corner underflashing over building underlay James Hardie rigid air barrier or 75mm wide flashing tape over Weatherboards this side to run through to stud and to be fixed first. Accurately notch top of weatherboard this side to match incoming weatherboard above Building underlay/james Weatherboards this side to be scribed into other weatherboard. Prime and seal joint between boards with sealant. Face nail this side first. Face nail this side to outer stud. n_zr-l_w-tec-fig08.dwg DIRECT FIX INTERNAL CORNER FIGURE 8 Scale 1:10
Note double studs Fix internal corner mould with 40mm HardieFlex TM nails in indentation provided @ 400mm vertical centres. Fix to both flanges. Building underlay continuous around corner / James Maximum 2mm gap typical Note double studs Note: Aluminium extrusion must not be continuous over solid floor joists. 25mm min James Hardie Linea aluminium 90 internal 'W' mould Site cut edges to be primed prior to installation Face nail weatherboards to outer studs only. (Pre-drill through weatherboard and aluminium). n_zr-l_w-tec-fig09.dwg DIRECT FIX INTERNAL 90 ALUMINIUM 'W' MOULD CORNER FIGURE 9
Note double studs Fix internal 135 corner mould with 40mm HardieFlex TM nails in indentation provided @ 400mm vertical centres. Fix to both flanges. Note: Aluminium extrusion must not be continuous over solid floor joists. Note double studs Building underlay continuous around corner / James Face nail weatherboards to outer studs only. (Pre-drill through weatherboard and aluminium). 25mm min James Hardie Linea aluminium 135 internal 'W' mould Maximum 2mm gap typical Site cut edges to be primed prior to installation n_zr-l_w-tec-fig10.dwg DIRECT FIX INTERNAL 135 ALUMINIUM 'W' MOULD CORNER FIGURE 10
Window frame (refer to window manufacturer for method of support and fixing) Axent TM Trim facing beyond Sill flashing with 8mm min upstand to back and tapered end dam at each end. Factory seal or site seal joint. Refer to Figure 72A of NZBC clause E2/AS1 Window liner For flashing tape detail refer to Figures 72 and 90 of NZBC clause E2/AS1. 5mm gap H3.1 treated timber planted sill or trim fix with jolt head nail through predrilled hole Linea Weatherboard General notes for materials selection 1. Flashing materials must be selected based on environmental exposure, refer to NZS 3604 and Table 20 of NZBC clause E2/AS1. 2. Building underlay must comply with acceptable solution NZBC clause E2/AS1. 3. Flashing tape must have proven compatibility with the selected building underlay/james and other materials with which it comes into contact as per Table 21 of NZBC clause E2/AS1. 35mm min cover 8mm gap nominal Flexible sealant over PEF rod to form waterproof airseal Window support packer Selected interior lining Refer to the manufacturer or supplier for technical information for these materials. n_zr-l_w-tec-fig11.dwg DIRECT FIX WINDOW SILL FLASHING WITH SILL TRAY AND FACINGS FIGURE 11
Proprietary tape or alternatively additional layer of building underlay over head flashing Linea Weatherboard Lintel *Outer face of weatherboard H3.1 treated timber cant strip 50mm min Face nail weatherboards to lintel 50mm strip of sealant at both ends of flashing Selected interior lining 10mm min cover 5mm min 60 x 3.15mm jolt head nails pre-drill with 3mm drill before fixing Aluminium head flashing with 15 slope 70mm H3.1 treated timber packer to suit Flashing tape over underlay required in corners only Temporary packers if required are to be removed after fixing Axent TM Trim 70mm x 35mm H3.1 treated timber packer 10mm 5mm offset 8mm gap nominal 5mm x 3mm inseal 3109 optional Window frame (refer to window manufacturer for method of support and fixing) Flexible sealant over PEF rod to form waterproof airseal Window liner Note: When James is used flashing tape to be applied to the entire window opening. Sealant must be installed between head flashing and trim in VH wind zones. Refer to Figure 71 of E2/AS1 n_zr-l_w-tec-fig12.dwg DIRECT FIX WINDOW AND DOOR HEAD WITH FACINGS FIGURE 12
Building underlay/james Linea Weatherboard Line of head flashing over, extends past scriber min 10mm Scriber cut to fit board 60 x 3.15mm jolt head nails pre-drill with 3mm drill before fixing Selected interior lining H3.1 treated timber packer to suit Axent TM Trim. Mitre or extend to top of head flashing fix with 75mm x 3.15mm jolt head nails 50mm flathead @ 400mm centres Note wider stud required Flashing tape 100mm upstand on jamb Flexible sealant over PEF rod to form waterproof airseal Fixed at 400mm centres staggered nailing 5mm x 3mm inseal 3109 optional 10mm 8mm gap nominal Planted sill Sill flashing position 5mm gap min. Window frame (refer to window manufacturer for method of support and fixing) Window liner Note: When James is used flashing tape to be applied to the entire window opening. n_zr-l_w-tec-fig13.dwg DIRECT FIX WINDOW AND DOOR JAMB WITH FACINGS FIGURE 13
Window frame (refer to window manufacturer for method of support and fixing) Frame block Window liner For flashing tape detail refer to Figures 72 and 90 of NZBC clause E2/AS1. Sill flashing with 8mm min upstand to back and tapered end dam at each end. Factory seal or site seal joint. Refer to Figure 72A of NZBC clause E2/AS1 35mm min cover 10mm min 5mm gap 8mm gap nominal Flexible sealant over PEF rod to form waterproof airseal as per section 9.1.6 of E2/AS1 Window support packer Linea Weatherboard Selected interior lining General notes for materials selection 1. Flashing materials must be selected based on environmental exposure, refer to NZS 3604 and Table 20 of NZBC clause E2/AS1. 2. Building underlay must comply with acceptable solution NZBC clause E2/AS1. 3. Flashing tape must have proven compatibility with the selected building underlay/james and other materials with which it comes into contact as per Table 21 of NZBC clause E2/AS1. Refer to the manufacturer or supplier for technical information for these materials. n_zr-l_w-tec-fig14.dwg DIRECT FIX WINDOW SILL AND DOOR WITHOUT FACING FIGURE 14
Lintel Proprietary tape or alternatively additional layer of building underlay over head flashing Face nail weatherboards to lintel Linea Weatherboard Aluminium head flashing with 15 slope Selected interior lining 60mm x 3.15mm jolt head nails pre-drill with 3mm drill before fixing Outer face of weatherboard H3.1 treated timber cant strip 50mm strip of sealant at both ends of flashing 10mm min cover 5mm min Flashing tape over underlay required in corners only 5mm offset 25mm 35mm min Temporary packers if required are to be removed after fixing Flexible sealant over PEF rod to form waterproof airseal Window liner 8mm gap nominal Window frame (refer to window manufacturer for method of support and fixing) Note: When James is used flashing tape to be applied to the entire window opening. Sealant must be installed between head flashing and window flange in VH wind zones. Refer Figure 71 of E2/AS1 n_zr-l_w-tec-fig15.dwg DIRECT FIX WINDOW AND DOOR HEAD WITHOUT FACINGS FIGURE 15
Building underlay/james Linea Weatherboard 60 x 3.15mm jolt head nails pre-drill with 3mm drill before fixing Line of head flashing above extends past scriber min 20mm Scriber Line of sill flashing below 10mm min 5mm min gap Selected interior lining Flashing tape 100mm upstand on jamb Flexible sealant over PEF rod to form waterproof airseal Window liner 8mm gap nominal Line of head flashing above Window frame (refer to window manufacturer for method of support and fixing) Note: When James is used flashing tape to be applied to the entire window opening. Alternatively window jamb can be formed as per E2/AS1 with jamb battens. n_zr-l_w-tec-fig16.dwg DIRECT FIX WINDOW AND DOOR JAMB WITHOUT FACINGS FIGURE 16
Note: Accurate slot to be cut in weatherboard to enable fit around head flashing. Prevent moisture ingress at end of slot by sealing gap. Building underlay/james Linea Weatherboard Flashing tape over flashing (alternatively use extra layer of building underlay) Flashing tape over building underlay/james Hardie rigid air barrier fitted around corner as shown Lintel Studs Head flashing to 5mm min gap below weatherboard Note: When James is used flashing tape to be applied to the entire window opening. n_zr-l_w-tec-fig17.dwg DIRECT FIX HEAD FLASHING TERMINATION FIGURE 17 Scale 1:10
Building underlay/james lap over roof underlay Flashing tape or extra layer of building underlay over flashing Nog as required Flashing 50mm min clear gap 75mm - 90mm Refer to E2/AS1 Table 7 flashing leg above bottom of weatherboard H3.1 treated timber cant strip 130mm or 200mm min see note Refer Figure 7 and Table 7 of E2/AS1 document * Selected roofing with stop end Roof underlay continued up behind flashing Edge of flashing dressed down or notched Roof framing Vertical Section * When 50 year durability for flashing is required refer Table 20 of E2/AS1 of NZBC. n_zr-l_w-tec-fig18.dwg DIRECT FIX ONE PIECE APRON FLASHING JOINT FIGURE 18
Building underlay/james carefully cut to suit pipe over flashing tape, carefully cut to suit pipe and seal with flexible sealant Square of flexible flashing tape to a min of 100mm outside of pipe, ensure seal with pipe bandage Pipe to have min 5 fall to outside Flexible flashing tape bandage min 25mm wide all round pipe. n_zr-l_w-tec-fig19.dwg DIRECT FIX PIPE PENETRATION FIGURE 19 Scale 1:10
Building underlay/james Additional building underlay or flashing tape over flashing Nog as required H3.1 treated timber cant strip 35mm min Flashing 15 min slope, rivet to metal angle, required at head only with a minimum cover of 10mm Flexible flashing tape at corners 5mm min Flashing to lap over the metal angle. Line of scriber beyond Continue building underlay around framing Metal meter box Flexible sealant over PEF rod to form waterproof airseal Metal angle sealed and riveted to box Note: When James is used flashing tape to be applied to the entire opening. n_zr-l_w-tec-fig20.dwg DIRECT FIX METER BOX AT HEAD FIGURE 20
Metal angle to be sealed and riveted in place. Metal meter box Site cut edges must be primed prior to installation Flexible flashing tape to sill and corners Flexible sealant over PEF rod to form waterproof airseal Continue building underlay around framing Continuous sealant to metal angle 10mm min lap over meter flange Building underlay/james Note: When James is used flashing tape to be applied to the entire opening. n_zr-l_w-tec-fig21.dwg DIRECT FIX METER BOX AT SILL FIGURE 21
Building underlay/james Line of head flashing over 20mm past scriber Scriber Seal against the meter box Metal meter box Continue building underlay around framing Flexible sealant over PEF rod to form waterproof airseal Metal angle to be sealed and rivet in place. Flexible flashing tape at corners Note: When James is used flashing tape to be applied to the entire opening. n_zr-l_w-tec-fig22.dwg DIRECT FIX METER BOX AT JAMB FIGURE 22
Deck joist 12mm min Building underlay/james Structural blocking as per Engineers design H3.2 treated timber packer to suit 3mm thick EDPM washer to suit, hole to be tight fit around bolt Fixings to Engineers design H3.2 treated timber packer 12mm thick x 150mm long H3.2 treated timber ribbon plate H3.2 treated timber packer to suit n_zr-l_w-tec-fig23.dwg DIRECT FIX DECK JUNCTION FIGURE 23
Building underlay/james Hardie rigid air barrier turned out over saddle flashing Linea Weatherboard Internal finished floor level 50mm min Line of Linea Weatherboard between joists cut round joists 5mm Min. gap between cladding and saddle flashing Line of cantilever joist Building underlay/james behind saddle flashing Saddle flashing at every cantilevered joist Solid blocking Deck joist 35mm 5mm Continuous inter-storey flashing 35mm min cover Line of below deck Hem to 3 edges 50mm min. upstand NOTE: (1) Building underlay at back of cavity shall be taped around joist penetrations (2) The back of the saddle flashing shall be positioned behind the cladding (3) Saddle flashing terminates over inter-storey flashing Depth of canterlevered joist 50mm min 30mm min n_zr-l_w-tec-fig24.dwg LINEA WEATHERBOARD DIRECT FIX CANTILEVERED FIGURE 24 TIMBER DECK JUNCTION
'X' up to 300mm Roof framing Soffit lining Fixed scotia across Linea Weatherboard Wall framing Apply flexible sealant to gaps Alternatively the scotia can be scribed and sealed to and the soffit lining For soffits more than 300mm the must be neat cut and silicone sealed to angle of soffit n_zr-l_w-tec-fig25.dwg SLOPING SOFFIT TO LINEA WEATHERBOARD JUNCTION (SECTION 'X') FIGURE 25 Scale 1:5
600mm Stud centres 600mm 600mm 600mm Timber cavity battens at 600mm max centres Batten fixing points Horizontal battens between verticals 800mm Maximum nog spacing 800mm 800mm Studs can be 45mm or 35mm wide The intermediate support for insulation between the studs could be a timber cavity batten, polypropylene tape or 75mm galvanised wire mesh. Refer to E2/AS1 Paragraph 9.1.8.5 Polypropylene tape must be fixed horizontally and drawn taut at 300mm centres. n_zr-l_w-tec-fig26.dwg TIMBER CAVITY BATTEN FIXING FIGURE 26 0
Top plate Stud Soffit lining 45mm min nog Fix scotia bead Building underlay/james Timber cavity batten n_zr-l_w-tec-fig28.dwg TIMBER CAVITY SOFFIT JUNCTION FIGURE 28
Framing to NZS 3604 s to be top fixed at studs using HardieFlex TM 60 x 3.15mm FH nail at 90 to face, finish flush. Weatherboard width Effective cover Building underlay/james Timber cavity batten 30mm lap 20-25mm s to be face fixed at corners and down window and door openings using 75 x 3.15mm jolt head nails at 90 to face, punch 2mm below surface and fill. 16mm Concealed Nailing In EH wind zone and SED projects Linea Weatherboards must be face fixed with 90 X 4mm jolt head nails. 30mm lap Framing to NZS 3604 Weatherboard width Effective cover Building underlay/james Tongue and Groove joint to be 100mm minimum from side of stud Timber cavity batten 15mm 16mm Back face (bevelled) Typical Stud Timber cavity batten Building underlay/james Hardies rigid air barrier Cavity 75 x 3.15mm jolthead nails at 90 to face. Punch 2mm below surface and fill. Pre-drill top board. 16mm Exposed Nailing Front face Before pushing end joint together apply a bead of flexible sealant Jointing Off Stud n_zr-l_w-tec-fig29.dwg TIMBER CAVITY WEATHERBOARD FIXING FIGURE 29
Building underlay continuous around corner / James Hardie rigid air barrier Blocking where required Linea Weatherboard Face nail weatherboards to inner studs only 10mm gap between battens 50mm min Timber cavity battens 84mm Apply adhesive sealant to edge of Axent TM Trim prior to installation to opposing Axent TM Trim 50mm x 10g wood thread screw in pre drilled c/sk hole 100mm 50mm min James Hardie Axent TM Trim Fix at 300mm centres staggered Scriber (10mm wide min) cut to fit Linea Weatherboard fix with sealant to back of scriber and 75 x 3.15mm jolt head nail in 3mm predrilled hole Note: Box corner trim must not be continuous over solid floor joists. n_zr-l_w-tec-fig30.dwg TIMBER CAVITY BOXED CORNER FIGURE 30
Linea Weatherboard 10mm gap Face nail weatherboards to corner stud only Building underlay continuous around corners / James Hardie rigid air barrier Compound mitre corner of weatherboards, prime ends and join with adhesive sealant. 70mm Note! Adhesive sealant must be used on the full end face of both weatherboards. Push tightly together. 70mm Timber cavity batten 50mm x 50mm upvc corner underflashing n_zr-l_w-tec-fig31.dwg TIMBER CAVITY MITRE CORNER FIGURE 31
Linea Weatherboard Note: Box corner trim must not be continuous over solid floor joists. Fix box corner with 40mm HardieFlex TM nails in indentation provided @ 400mm vertical centres. Fix to both flanges. 10mm gap Face nail weatherboards to inner studs only Site cut edges to be primed prior to installation Linea aluminium external box corner Building underlay continuous around corners / James Timber cavity battens Maximum 2mm gap typical n_zr-l_w-tec-fig32.dwg TIMBER CAVITY ALUMINIUM BOX CORNER FIGURE 32
Building underlay/james Timber cavity battens Top shown stopped short for clarity 15mm splay cut to end of weatherboard Face nail to second stud from corner Face nail to second stud from corner Nail soaker into position with 2-50mm nails before fixing ends of weatherboards Soaker material Copper Aluminium Stainless steel Nail material Copper or phosphor bronze Hot dip galvanised Stainless steel n_zr-l_w-tec-fig33.dwg TIMBER CAVITY EXTERNAL CORNER SOAKER FIGURE 33 Scale 1:10
Timber cavity battens 50mm x 50mm upvc corner underflashing Weatherboards this side to run through to stud and to be fixed first Note double stud Accurately notch top of weatherboard this side to match incoming weatherboard above Weatherboards this side to be scribed into other weatherboard. Prime and seal joint between boards with sealant Building underlay/james Face nail this side first Face nail this side to outer stud n_zr-l_w-tec-fig34.dwg TIMBER CAVITY INTERNAL CORNER FIGURE 34 Scale 1:10
Studs as required Fix internal corner mould with 40mm HardieFlex TM nails in indentation provided @ 400mm vertical centres. Fix to both flanges. Building wrap continuous around corner / James Hardie rigid air barier Site cut edges to be primed prior to installation Studs as required Linea Weatherboard Linea aluminium 90 internal 'W' mould Maximum 2mm gap typical Timber cavity battens Face nail weatherboards to outer studs only. (Pre-drill through weatherboard and aluminium). Note: Aluminium extrusion must not be continuous over solid floor joists. n_zr-l_w-tec-fig35.dwg TIMBER CAVITY INTERNAL 90 ALUMINIUM 'W' MOULD CORNER FIGURE 35
Note double studs Fix internal 135 corner mould with 40mm HardieFlex TM nails in indentation provided @ 400mm vertical centres. Fix to both flanges. Note: Aluminium extrusion must not be continuous over solid floor joists. Building underlay continuous around corner/james Hardie rigid air barrier Linea Weatherboard Face nail weatherboards to outer studs only. (Pre-drill through weatherboard and aluminium) Site prime the cut ends prior to installation James Hardie Linea aluminium 135 internal 'W' mould Maximum 2mm gap typical Timber cavity battens Site prime the cut ends prior to installation Note double studs n_zr-l_w-tec-fig36.dwg TIIMBER CAVITY INTERNAL 135 ALUMINIUM 'W' MOULD CORNER FIGURE 36
600mm 600mm 600mm 600mm Stud centres Timber cavity battens at 600mm centres Batten fixing points Horizontal battens between verticals at soffit Additional battens at window opening Window 800mm 800mm 800mm Maximum nog spacing Studs can be 45mm or 35mm wide The intermediate support for insulation between the studs could be a timber cavity batten, polypropylene tape or 75mm galvanised wire mesh. Refer to E2/AS1 Paragraph 9.1.8.5 Polypropylene tape must be fixed horizontally and drawn taut at 300mm centres. n_zr-l_w-tec-fig37.dwg TIMBER CAVITY BATTEN LAYOUT AT WINDOW OPENING FIGURE 37 0
Proprietary tape or alternatively additional layer of building underlay over head flashing Linea Weatherboard Face nail weatherboards to lintel H3.1 treated timber cant strip 35mm min Lintel 15mm Aluminium head flashing to min 15 slope Timber cavity batten 10mm min 5mm James Hardie upvc vent strip Selected interior lining 70mm H3.1 treated timber packer to suit Optional Axent TM Trim 10mm 70mm x 35mm H3.1 treated timber packer 5mm x 3mm inseal 3109 optional Window frame (refer to window manufacturer for method of support and fixing) Note: When James is used flashing tape to be applied to the entire window opening. Sealant must be installed between head flashing and trim in VH and EH wind zones and SED pressures. Alternatively, the head flashings can be formed with stop ends as per E2/AS1 75mm x 3.15mm jolt head nails pre-drill with 3mm drill before fixing Flashing tape over underlay required in corners only 8mm gap nominal Flexible sealant over PEF rod to form waterproof airseal Window liner Temporary packers if required are to be removed after fixing n_zr-l_w-tec-fig39.dwg TIMBER CAVITY WINDOW AND DOOR HEAD WITH FACINGS FIGURE 39
Line of head flashing above, extends past scriber min. 10mm Scriber cut to fit board H3.1 treated timber packer to suit Optional Axent TM Trim. Mitre or extend to top of head flashing. Building underlay / James 75 x 3.15mm jolt head nails pre-drill with 3mm drill before fixing Selected interior lining 50mm flathead @ 400mm centres Flashing tape 100mm upstand on jamb Fixed @ 400mm centres staggered nailing 10mm 8mm gap nominal 5 x 3mm inseal 3109 optional Line of planted sill below Window frame (refer to window manufacturer for method of support and fixing) Flexible sealant over PEF rod to form waterproof airseal Window liner Timber cavity battens Note: When James is used flashing tape to be applied to the entire window opening. n_zr-l_w-tec-fig40.dwg TIMBER CAVITY WINDOW AND DOOR JAMB WITH FACINGS FIGURE 40
Timber cavity batten Proprietary tape or alternatvely additional layer of building underlay over head flashing Face nail weatherboards to lintel Linea Weatherboard Lintel H3.1 treated timber cant strip Selected interior lining James Hardie upvc vent strip min 5mm Aluminium head flashing to min 15 slope Window frame (refer to window manufacturer for method of support and fixing) 15mm 10mm min cover 25mm 35mm min 75 x 3.15mm jolt head nails pre-drill with 3mm drill before fixing Flashing tape over underlay required in corners only 8mm gap nominal Flexible sealant over PEF rod to form waterproof airseal Window liner Temporary packers if required to be removed Note: after fixing When James is used flashing tape to be applied to the entire window opening. Sealant must be installed between head flashing and flashing and trim in VH and EH wind zones and SED projects. Alternatively, the head flashings can be formed with stop ends as per E2/AS1 n_zr-l_w-tec-fig42.dwg TIMBER CAVITY WINDOW AND DOOR HEAD WITHOUT FACINGS FIGURE 42
Building underlay/james Timber cavity batten 75 x 3.15mm jolt head nails pre-drill with 3mm drill before fixing Linea Weatherboard Line of head flashing above, extends past scriber 20mm min. Selected interior lining Flashing tape 100mm upstand on jamb Flexible sealant over PEF rod to form waterproof airseal Head flashing 20mm past scriber 10mm min cover 8mm gap nominal Scriber Window frame (refer to window manufacturer for method of support and fixing) Window liner Note: When James is used flashing tape to be applied to the entire window opening. n_zr-l_w-tec-fig43.dwg TIMBER CAVITY WINDOW AND DOOR JAMB WITHOUT FACINGS FIGURE 43
Sealant at end of head flashing to vertical batten Cut timber batten to suit head flashing which continues 20mm past window opening scriber. Batten to seal onto head flashing Building underlay/james Hardie rigid air barrier Timber cavity batten Linea Weatherboard Flashing tape over flashing (alternatively use extra layer of building underlay) Lintel James Hardie upvc vent strip with 15mm min cover Flashing tape over building underlay/james Hardie rigid air barrier fitted around corner as shown Head flashing with 15 min slope to 5mm min gap below weatherboard Studs Timber cavity batten Note: When James is used flashing tape to be applied to the entire window opening. n_zr-l_w-tec-fig44.dwg HEAD FLASHING TERMINATION FIGURE 44 Scale 1:5
Nog as required Building underlay / James lap over roof underlay Flashing tape or extra layer of building underlay over flashing Timber cavity batten 75mm min Refer to E2/AS1 Table 7 50mm min clear gap flashing leg above bottom of weatherboard 15mm Flashing H3.1 treated timber James Hardie upvc vent strip 130mm or 200mm min see note Refer Figure 7 and Table 7 of E2/AS1 document * Selected roofing with stop end Roof underlay continued up behind flashing Edge of flashing dressed down or notched Roof framing Vertical Section * When 50 year durability for flashing is required refer Table 20 of E2/AS1 of NZBC. n_zr-l_w-tec-fig45.dwg TIMBER CAVITY ONE PIECE APRON FLASHING JOINT FIGURE 45
Building underlay/james Timber cavity battens Flashing tape or extra layer of building underlay over flashing Flashing upstand taped over building underlay/james Hardie rigid air barrier Selected roofing Fall * Apron flashing with tapered stopend. Weatherboard to be carefully cut over stopend and sealed. 50x50mm upvc corner flashing fitted over timber cavity batten and under fascia board. Flashing to finish between the lap of weatherboards * When 50 year durability for flashing is required refer Table 20 of E2/AS1 of NZBC. Fascia board Soffit End of spouting must be 10mm min clear of finished weatherboards Selected spouting n_zr-l_w-tec-fig46.dwg TIMBER CAVITY ONE PIECE GUTTER/WALL JUNCTION FIGURE 46 Scale 1:10
Timber cavity battens Building underlay / James carefully cut to suit pipe Square of flexible flashing tape to a min of 100mm outside of pipe, ensure seal with pipe bandage Pipe to have min 5 fall to outside over flashing tape, carefully cut to suit pipe and seal with flexible sealant Flexible flashing tape bandage min 25mm wide all round pipe. n_zr-l_w-tec-fig47.dwg TIMBER CAVITY PIPE PENETRATION FIGURE 47 Scale 1:10
Timber cavity batten Building underlay/james Nog as required Additional building underlay or flashing tape over flashing H3.1 treated timber cant strip 35mm min Flashing 15 min slope Flexible flashing tape at corners Continue building underlay around framing 15mm 5mm min Metal meter box Flexible sealant over PEF rod to form waterproof airseal 10mm min cover Line of scriber beyond Metal angle sealed and riveted to box Note: When James is used flashing tape to be applied to the entire opening. n_zr-l_w-tec-fig48.dwg TIMBER CAVITY METER BOX AT HEAD FIGURE 48
Flexible flashing tape to sill and corners Metal angle to be sealed and riveted in place. Metal meter box Continuous sealant to metal angle Site cut edges to be primed prior to installation Flexible sealant over PEF rod to form waterproof airseal Continue building underlay around framing 10mm min lap over meter flange Building underlay/james Note: When James is used flashing tape to be applied to the entire opening. Timber cavity batten n_zr-l_w-tec-fig49.dwg TIMBER CAVITY METER BOX AT SILL FIGURE 49
Building underlay/james Timber cavity batten Continue building underlay around framing Line of head flashing Scriber Flexible flashing tape at corners Seal against the meter box Metal meter box Flexible sealant over PEF rod to form waterproof airseal Metal angle to be sealed and rivet in place. Note: When James is used flashing tape to be applied to the entire opening. n_zr-l_w-tec-fig50.dwg TIMBER CAVITY METER BOX HEAD FLASHING AT JAMB FIGURE 50
Building underlay/james Pressed penetrations for services with fitted nylon plugs Meter box substructure with 5 sloping top and bottom for moisture egress Building underlay / James and flexible flashing tape to dressed framed opening Removable hinged door to meter box Polycarbonate viewing window 225mm Back plane rail system to sit meters 640mm 600mm Electra Meter Box Electrical mounting bracket Pressed penetrations for services with fitted nylon plugs 5 Pre-drilled holes for screw fixing flange to exterior wall framing. Inseal tape backing to steel flange against building underlay Additional flexible flashing tape to lap over flange and building underlay fully around perimeter 90mm framing Locking bolt to hinged removable door panel Electra flashing section prefixed and sealed to meter box casing Timber cavity batten n_zr-l_w-tec-fig51.dwg TIMBER CAVITY FIX METER BOX FIGURE 51 Scale 1:5
Building underlay/james Bottom plate Timber cavity batten Flooring to finish 10mm back from outside of framing Building underlay / James lap over flashing Solid timber perimeter joist H3.1 Treated timber cant strip to suit Floor joist 35mm min cover Refer to E2/AS1 Table 7 James Hardie upvc vent strip Purpose made flashing 15 min slope. Refer Table 20 of E2/AS1 for flashing durability 35mm min cover 15 mm 15mm min gap Top plate Vertical Section Note: This detail is required to limit cavities to a maximum of 2 stories or 7 metres. Refer E2/AS1 clause 9.1.9.4. Weatherboard fixed to top plate. Do not fix to joist Building underlay to min lap Timber cavity batten n_zr-l_w-tec-fig52.dwg TIMBER CAVITY DRAINAGE JOINT FIGURE 52
Studs Battens to be kept away from corner 40mm Studs Building underlay/james 50 x 50mm upvc corner flashing Linea internal scribed corner Linea Weatherboard 150mm min to face of window or door jamb stud Timber cavity batten Timber cavity batten Parapet or balustrade studs n_zr-l_w-tec-fig53.dwg TIMBER CAVITY ENCLOSED DECK BALUSTRADE TO WALL FIGURE 53 Scale 1:5
Building underlay/james Flexible flashing tape to extend min 50mm down face of battens Flexible flashing tape dressed up and adhered to building underlay/james behind battens Sloping packer Flashing Tape Application Prior to Metal Flashing Fixing Building underlay/james Studs Timber cavity battens Rivet and seal capping to saddle flashing across top Metal saddle flashing under parapet capping refer E2/AS1 Figure 12 for min dimensions Parapet flashing with underlay n_zr-l_w-tec-fig54.dwg TIMBER CAVITY ENCLOSED BALUSTRADE TO WALL FIGURE 54 Scale 1:10
Bottom plate D.P.C. Building underlay / James over membrane Deck waterproof membrane carry up behind building underlay/james Hardie rigid air barrier past wall framing bottom plate. Floor structure 25mm wide cant strip H3.1 treated timber. Thickness to suit selected weatherboard. 50mm 50mm min. 100mm min. 150mm min membrane upstand Corner fillet Direct Fixed Detail Enclosed deck structure Bottom plate Building underlay / James over membrane Timber cavity batten D.P.C. Floor structure Deck waterproof membrane carry up behind building underlay/james Hardie rigid air barrier past wall framing bottom plate. Corner fillet Cavity Detail 20mm nominal cavity * 25mm wide cant strip H3.1 treated timber. Thickness to suit selected weatherboard. 30mm James Hardie upvc vent strip. Mitre at corners. Enclosed deck structure 50mm 50mm min. 100mm min. 150mm min membrane upstand * Drain holes in James Hardie upvc vent strip are sufficient to achieve ventilation openings of 1000mm² per lineal metre n_zr-l_w-tec-fig55.dwg DIRECT FIXED AND TIMBER CAVITY AT ENCLOSED DECK FIGURE 55
H3.1 treated timber packer to form slope 5 slope min See Table 7 E2/AS1 for both sides Metal capping flashing must be fixed to sides only Underlay to provide isolation of metal flashing to timber H3.1 treated timber packer Birds beak edge when this detail used on ballustrade Building underlay continuous over framing / James Hardie rigid air barrier n_zr-l_w-tec-fig56.dwg TIMBER CAVITY FIX PARAPET FLASHING FIGURE 56
'X' Roof framing Soffit lining Apply flexible sealant to seal to soffit Wall framing Timber cavity batten The must be neat cut and silicone sealed to angle of soffit Alternatively a scotia can be scribed and sealed to and the soffit lining n_zr-l_w-tec-fig57.dwg LINEA WEATHERBOARD JUNCTION (SECTION 'X') CAVITY TO CABLE FIGURE 57 Scale 1:5
Deck joist 12mm min Building underlay/james Structural blocking as per Engineers design H3.2 treated timber packer to suit Fixings to Engineers design 3mm thick EDPM washer to suit, hole to be tight fit around bolt H3.2 treated timber packer 12mm thick x 150mm long H3.2 treated timber packer to suit H3.2 treated timber ribbon plate H3.2 treated timber cavity batten n_zr-l_w-tec-fig59.dwg DIRECT FIX DECK JUNCTION FIGURE 59
Timber cavity batten Building underlay/james Hardie rigid air barrier turned out over saddle flashing Linea Weatherboard Internal finished floor level 50mm min Line of Linea Weatherboard between joists cut round joists 5mm Min. gap between cladding and saddle flashing Line of cantilever joist Building underlay/james behind saddle flashing Saddle flashing at every cantilevered joist Solid blocking Deck joist 35mm 5mm Continuous inter-storey flashing. refer to Figure 52 for inter-storey joint detail 35mm min cover Line of below deck Hem to 3 edges 50mm min. upstand NOTE: (1) Building underlay at back of cavity shall be taped around joist penetrations (2) The back of the saddle flashing shall be positioned behind the cladding (3) Saddle flashing terminates over inter-storey flashing Depth of canterlevered joist 50mm min 30mm min n_zr-l_w-tec-fig60.dwg LINEA WEATHERBOARD TIMBER CAVITY CANTILEVERED FIGURE 60 TIMBER DECK JUNCTION
Door frame (refer to window manufacturer for method of support and fixing) Door support as supplied by window manufacturer Edge of cladding and vertical section under door flange to be sealed before door is installed. Apply continuous 6mm bead of Bostik Seal n Flex -1 or Sika Sikaflex 11FC adhesive sealant 10mm min Packer DPC Window liner Timber trim 7.5mm gap nominal 30x1.6mm C Series stainless steel brad nail Selected coating 100mm min. paved ground 175mm min. unpaved ground Screw H3.1 treated angled packer to suit Refer to the manufacturer or supplier for technical information for these materials. General notes for materials selection 1. Flashing materials must be selected based on environmental exposure, refer to NZS 3604 and Table 20 of the NZBC E2/AS1. 2. Building underlay must comply with acceptable solution E2/AS1 and NZS 3604. 3. Flashing tape must have proven compatibility with the selected building underlay and other materials with which it comes into contact as per Table 21 of E2/AS1. 4. to have sealed butt joint over batten at each corner of opening. n_zr-l_w-tec-fig61.dwg DOOR SILL SUPPORT DETAIL FIGURE 61
Building underlay Timber cavity batten Flashing tape or extra layer of building underlay over flashing Flashing upstand behind building underlay Selected roofing * Apron flashing with tapered stopend. Weatherboard to be carefully cut over stopend and sealed. Fall Sheet to be cut over the taper stop end and finished 50mm above apron flashing Batten behind Soffit 50 x 50mm metal corner flashing fitted over cavity batten and under fascia board. Packing rod and sealant between end of fascia and Linea Weatherboard Fascia board Provide drainage slot in soffit panel under flashing leg Selected spouting (shown stopped short for clarity) Spouting must finish 10mm min clear of finished weatherboards (cut back for clarity) * When 50 year durability for flashing is required refer Table 20 NZBC E2/AS1 document. n_zr-l_w-tec-fig62.dwg JUNCTION BETWEEN LINEA WEATHERBOARD AND FASCIA BOARD FIGURE 62 Scale 1:10
Flexible flashing tape dressed up and adhered to building underlay/james Hardie rigid air barrier behind battens Building underlay/james Timber cavity battens Fall Rivet and seal capping to saddle flashing across top Packing rod and sealant between end of fascia and Fascia Back flashing n_zr-l_w-tec-fig63.dwg ENCLOSED ROOF TO WALL INTERSECTION FIGURE 63 Scale 1:10