Flashing Roofing Felt

The gibraltar building products l flashing protects your home the gibraltar building products l flashing protects your home from moisture infiltration where your wall meets your roof.

Flashing roofing felt.

Roof flashing is a thin material usually galvanized steel that professional roofers use to direct water away from critical areas of the roof wherever the roof plane meets a vertical surface like a wall or a dormer. Drip edges on the eaves any valley liners and all flashing should be installed before the tar paper is laid. Roofing felt is sold in rolls and the product label will give information on the area contained. As seen in m.

Although roof flashing is occasionally fabricated from plastic roofing felt or rubber it is usually made of rust resistant metal galvanized steel aluminum or copper. Residential and commercial roofing shingles slate roof ventilation roof underlayments asphaltic and tpo roof membranes. L shaped flashing is a versatile general use flashing used where a uniform or strengthened finish is needed on a 90 surface. Flashing is installed to surround roof features such as vents chimneys and skylights.

After this lines should be snapped every 34 as you move up the roof. Flashing tape is a waterproof flashing membrane that is used to seal openings in exterior walls preventing moisture from entering the area. Roofing shingles and materials plus factory certified roofers including ratings from real homeowners from north america s largest roofing manufacturer. The flashing shall be a minimum of 4 inches 102 mm high and 4 inches 102 mm wide.

Lay it over metal flashing edges around vents and pipes. At the end of the vertical sidewall the step flashing shall be turned out in a manner that directs water away from the wall and onto the roof and or gutter. Fit felt around vent pipes or other protrusions by cutting it with a utility knife and fastening around the bottom of the vent. Chalk lines should be snapped 33 5 8 above the eave line.

Designed to replace filling cracks with heavy duty caulking which can dry and crack over time the self adhesive tape is composed of aluminium foil backed by an adhesive strip and can be used for repairing gutters pipes joints and glazing systems. Before laying roof felt all rotten decking must be replaced. Divide the area of your roof by the area of the felt rolls you plan to use and allow an approximate 10 extra for waste. Flashing against a vertical sidewall shall be by the step flashing method.