Prefinished Aluminum Fashing Over Roof Membrane

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Prefinished aluminum fashing over roof membrane.

Lap successive sheets of metal flashing a minimum of 12 inches and seal laps. Or 16 ounces for copper or lead coated copper. This article describes the selection and installation of peel and stick flashing membranes used on building exteriors to seal housewrap joints and to seal against air or water leaks around windows doors or other openings. See product data sheet.

Fold the soft metal flashing down tight to the bowl to prevent lateral water movement. Selection and installation of peel and stick flashing membranes used on building exteriors. After the roof has been completed open the drain by hammering the soft metal flashing down into the bowl. Batt insulation 5 8 f r t.

Plywood with vps vapor barrier eifs reinforcing mesh eifs finish coat return at end of eifs metal stud framing double up vps vapor barrier over flashing pre finished break metal. The third step in the procedure for installing membrane flashing on roof penetrations is to open the drain. Waterproofing layer of parapro 123 flashing system. Pmma based flashing resin available in winter and summer grades.

Barrier over flashing flexible membrane flashing over vps vapor barrier sheathing 1 1 2 eifs insulation board 5 8 gypsum board u n o. Install an underlayment centered in the roof valley. Roof systems nrca recommends valley metal be a minimum of 26 gauge for galvanized prefinished galvanized galvalume or stain less steel. When this is not possible choose a second metal that is not likely to lead to galvanic corrosion or use a physical barrier to separate the two metals.

Peel and stick flashing tape. See product data sheet. Apply an approximately 3 inch width of asphalt roofing cement along the sides of flashing and embed shingles in mastic. Install the strainer cap.

Selecting the right underlayments for a lifetime metal roof should be a primary concern for anyone thinking about specifying or choosing to install a metal roof on their home. For slate roof systems nrca recommends. Flashing reglet extend membrane up cmu 8 min roof see plan pre finished break metal counterflashing over membrane roofing termination pre finished metal flashing keyed into cmu concrete masonry unit with vertical joint reinforcing see structural slope tapered insulation cricket continuous p t. Use aluminum flashing and fasteners in contact with aluminum copper flashing and copper nails with copper roofing gutters etc.

Offers over three decades of proven pvc roof system performance with billions of square feet of membrane installed across north america. Wood blocking site paving slope away from. The quality and type of underlayments used on the project in the long term will affect the overall performance of the roof. Waterproofing layer of parapro roof membrane system.

0 016 of an inch for copper coated stainless steel.