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DECRA Villa Tile Installation DetailsDECRA Villa Tile Installation Details
© DECRA Roofing Systems, Inc. 2008
DECRA Villa Tile Installation DetailsDECRA Villa Tile Installation Details
Villa Panel – Detail
Deck Preparation – New Construction
Prepare roof deck to meet local building codes in areas 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 g q ylocal code
Deck Preparation – Tear-off / Re-roof
Tear off old roof Clean and prepare deck to meet Tear off old roof Clean and prepare deck to meet local codes
Underlayment is required – one Underlayment is required one layer Type 15 or Type 30 felt – or greater if required by local code
Deck Preparation – Roof Over Asphaltp p
Cut asphalt shingles back flush with the fascia or rakes as needed and remove hip & and remove hip & ridge pieces
Underlayment is Underlayment is required – one layer Type 15 or Type 30 felt – or
t if i d greater if required by local code
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 ridgesg , p p g g
Villa Channel
Install Villa Channel at rake/gable, roof-to-wall, and along both sides of the 2 x 2s at the hipthe hip
Villa Channel - Fasteningg
Overlap a minimum of 6” – fasteners are positioned outside the l t iblast rib
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
before installing panels
concrete valley metal – minimum 26 gauge pre-finished aluminum-zinc alloy coated steel, minimum 16” wide with a minimum 3-1/4” 16 wide with a minimum 3 1/4 center upstand
Ice & water shield recommended for f /th ditifreeze/thaw conditions
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
eave15-1/2”
Fasten to the deck with a screw that will fit flush and is long enough to will fit flush and is long enough to penetrate the deck
1 x 4 provides for easier installation and accurate panel alignment
Panel InstallationLay out panels and fasten as you go along - start at the fascia and work towards 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 eave – the nose of the panel will be fastened after the Bird Stop – Eave is installed
Panel Installation
Panels can be laid right to left or left to right overlap
Periodically check alignment by left or left to right – overlap area must be covered by overlapping panel
snapping a chalk line at 14-1/2” intervals
Fastener Placement
Bird Stop - Eave
Install and fasten Bird Stop –Eave after installing a gminimum of two courses above the eave
Required along the fascia
Bird Stop – Eave must be notched where it terminates into the Villa Channel into the Villa Channel –fasteners placed every 10”
Right and left edges notched in the same manner
Eave Fastening
Fasteners will go through the Make sure the Bird Stop – Eave nose of the panel and the Bird Stop – Eave into the deck
fits tight to the first course of panels without gaps
Panel Installation – Valley & Hipy p
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 the Villa Channel or Villa Valley, cut panels at an angle to fit tight where they terminate
Roof to Wall
Install panels up to the wall – cut the back of the last course so it fits tight –
If wall flashing is present, tuck Villa Channel behind existing flashing – cut panel g
install Bird Stop - Ridgeg g p
into the Channel
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 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 course2s overlapping the last course
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 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 2p g g
Hip and Ridge
I t ll l th Install along the rake/gable, hips and ridges – fasten through the top down into the pstacked 2 x 2s
Use a Tile End Cap to cover open end of Hip & Ridge pieces at fascia
Penetrations
Cut a Villa Tile Underpan to fit tight – fit the pipe-flashing apron to the Underpan – cut p pthe Villa panel to fit tight – seal around base and use Touch-up Kit
Chimney, Skylights & Dormers
Cut panels to fit around the chimney, skylight or dormery, y g
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
Capri Clay
Venetian Gold
Rustico Clay
Pompeii Ash
Amalfi Sand
Helpful ToolspVilla Estimating Sheet
Villa Installation Guide
Both available at www.decra.com
Orderingg
• DECRA Manufactured • Other Manufactures
– Villa panels 25.2/Sq.– Trim 1/Ft. gable, hip, and
ridgell h l ’ ”
– 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 – Villa Channel 6’ 6”– Villa Valley 6’ 6”– Colored #9 X 1.5” Screws– Zinc #9 X 1 5” Screws
Or 2 X 4 lumber at gable, hip and ridge total measurement
– Pipe flashings (Alum works best)
– UnderlaymentZinc #9 X 1.5 Screws 4/Panel
– Eave Bird Stop 5’– Ridge Bird Stop 5”
– Screen Mesh– Ridge Vent material– Paint– Standard Gable Metal WZ only
– Touch up kit 1/15Sq.– Underpans 1/penetration– Barrel Ends
Unique Situations – Trouble-shootingq g
• Alternate installation direction every other coursey• 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 • Lower batten build up and notch Hip & Ridge at
high points so the barrel fits tighter at low points• Weave jack in with paper when using Underpanj p p g p• When cutting panel, cut through the back first –
metal to stone coating