Flashing Roofing Felt

Flashing tape is a waterproof flashing membrane that is used to seal openings in exterior walls preventing moisture from entering the area.

Flashing roofing felt.

Before laying roof felt all rotten decking must be replaced. 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. Get the real story about drip edge placement. After this lines should be snapped every 34 as you move up the roof.

Roofing shingles and materials plus factory certified roofers including ratings from real homeowners from north america s largest roofing manufacturer. Fit felt around vent pipes or other protrusions by cutting it with a utility knife and fastening around the bottom of the vent. Galvanized sheet metal is most common but aluminum and copper find occasional use in specialty situations. Roofing felt is sold in rolls and the product label will give information on the area contained.

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. Flashing is installed to surround roof features such as vents chimneys and skylights. Drip edges on the eaves any valley liners and all flashing should be installed before the tar paper is laid.

L shaped flashing is a versatile general use flashing used where a uniform or strengthened finish is needed on a 90 surface. 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. The flashing shall be a minimum of 4 inches 102 mm high and 4 inches 102 mm wide. 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.

Lay it over metal flashing edges around vents and pipes. Does the drip edge metal go under the tarpaper ice and water shield or underlayment on the eave. As seen in m. Chalk lines should be snapped 33 5 8 above the eave line.