Deck Preparation New Construction

Transcription

1 DECRA Villa Tile Installation Details DECRA Roofing Systems, Inc. 2008

2 Villa Panel Detail

3 Deck Preparation New Construction Prepare roof deck to meet local building codes in areas susceptible to freeze/thaw, ice & water shield is recommended Underlayment is required one layer Type 15 or Type 30 felt or greater if required by local code

4 Deck Preparation Tear-off / Re-roof Tear off old roof Clean and prepare deck to meet local codes Underlayment is required one layer Type 15 or Type 30 felt or greater if required by local code

5 Deck Preparation Roof Over Asphalt Cut asphalt shingles back flush with the fascia or rakes as needed and remove hip & ridge pieces Underlayment is required one layer Type 15 or Type 30 felt or greater if required by local code

6 Install Stacked 2 X 2 s Over prepared deck, position two stacked 2 x 2s flush along rake/gables, up the center of the hips and along ridges

7 Villa Channel Install Villa Channel at rake/gable, roof-towall, and along both sides of the 2 x 2s at the hip

8 Villa Channel - Fastening Overlap a minimum of 6 fasteners are positioned outside the last rib

9 Villa Valley Valley pieces should overlap minimum 6 fasteners should be positioned outside the last rib on either side paint the valley before installing panels Use Villa Valley or standard concrete valley metal minimum 26 gauge pre-finished aluminumzinc alloy coated steel, minimum 16 wide with a minimum 3-1/4 center upstand Ice & water shield recommended for freeze/thaw conditions

10 1 x 4 at First Course Install a 1 x 4 behind the first course of panels 15-1/2 from the edge of the fascia 15-1/2 eave Fasten to the deck with a screw that will fit flush and is long enough to penetrate the deck 1 x 4 provides for easier installation and accurate panel alignment

11 Panel Installation Lay out panels and fasten as you go along - start at the fascia and work towards the ridge Fasten only the back of the first course of panels at the eave the nose of the panel will be fastened after the Bird Stop Eave is installed

12 Panel Installation Panels can be laid right to left or left to right overlap area must be covered by overlapping panel Periodically check alignment by snapping a chalk line at 14-1/2 intervals

13 Fastener Placement

14 Bird Stop - Eave Install and fasten Bird Stop Eave after installing a minimum of two courses above the eave Required along the fascia Bird Stop Eave must be notched where it terminates into the Villa Channel fasteners placed every 10 Right and left edges notched in the same manner

15 Eave Fastening Fasteners will go through the nose of the panel and the Bird Stop Eave into the deck Make sure the Bird Stop Eave fits tight to the first course of panels without gaps

16 Panel Installation Valley & Hip When installing along valleys and hips, Villa Panels will terminate into the Villa Channel or Villa Valley, cut panels at an angle to fit tight where they terminate

17 Roof to Wall Install panels up to the wall cut the back of the last course so it fits tight install Bird Stop - Ridge If wall flashing is present, tuck Villa Channel behind existing flashing cut panel into the Channel

18 Panel Installation at Ridge Install panels up to the 2 x 2 at the ridge cut back the last course so it fits tight against the stacked 2 x 2s use a hand bender to turn up the pan portion Bird Stop Ridge Install by lining up with the back of the cut panel and attaching it to the stacked 2 x 2s overlapping the last course

19 Ridge Ventilation - Examples If a vented ridge is desired, stack three 2 x 2 battens and install along the length of the ridge - fasten a 1 x 2 on top of the 2 x 2s. Use a 1 venting material and fasten to both sides of the battens along the length of the ridge secure the Hip & Ridge trim through the 1 x 2

20 Hip and Ridge Install along the rake/gable, hips and ridges fasten through the top down into the stacked 2 x 2s Use a Tile End Cap to cover open end of Hip & Ridge pieces at fascia

21 Penetrations Cut a Villa Tile Underpan to fit tight fit the pipe-flashing apron to the Underpan cut the Villa panel to fit tight seal around base and use Touch-up Kit

22 Chimney, Skylights & Dormers Cut panels to fit around the chimney, skylight or dormer

23 Short Course A short course is inserted by cutting off the back shelf of the lower panel A short course is inserted by cutting off the back shelf of the lower panel and running the full panel above over the top fasten through the nose into the high point of the panel below

24 Capri Clay

25 Venetian Gold

26 Rustico Clay

27 Pompeii Ash

28 Amalfi Sand

29 Helpful Tools Villa Estimating Sheet Villa Installation Guide Both available at

30 Ordering DECRA Manufactured Other Manufactures Villa panels 25.2/Sq. Trim 1/Ft. gable, hip, and ridge Villa Channel 6 6 Villa Valley 6 6 Colored #9 X 1.5 Screws Zinc #9 X 1.5 Screws 4/Panel Eave Bird Stop 5 Ridge Bird Stop 5 Touch up kit 1/15Sq. Underpans 1/penetration Barrel Ends 1 X 4 Lumber total eave measurement 2 X 2 Lumber gable, hip and ridge measurement X 2 Or 2 X 4 lumber at gable, hip and ridge total measurement Pipe flashings (Alum works best) Underlayment Screen Mesh Ridge Vent material Paint Standard Gable Metal WZ only

31 Unique Situations Trouble-shooting Alternate installation direction every other course Install panels from the middle out for long runs Use a stitch screw at back flange overlap to draw up panel Work into valleys and hips Lower batten build up and notch Hip & Ridge at high points so the barrel fits tighter at low points Weave jack in with paper p when using Underpan When cutting panel, cut through the back first metal to stone coating