Residential Roof Step Flashing

Step flashing is a rectangular piece of flashing bent 90 degrees in the center.

Residential roof step flashing.

Step flashing redirects the water back onto the shingle. How doers get more done. Or greater step flashing aluminum step flashing. The elastomer collar has been tested for ultraviolet ozone and weather resistance and heat tested to 180 f.

Step flashing should be integrated with the drainage plane above for example overlap housewrap over it. Bent into an l shape. Gibraltar building products 4 in. Galvanized steel step flashing in weathered wood model 18912 62.

Galvanized sheet metal bent at a 90 degree angle i e. It is used for roof to wall flashing. Posted march 4 2017 filed under roof installation roof repair maintenance. It is used for roof to wall flashing.

This flashing is typically field fabricated from a sheet of 26 ga. Continuous flashing is sometimes seen where a roof meets a sidewall but in the long run step flashing will do a better job of preventing water leaks. Unless otherwise noted underlayment for asphalt shingles metal roof shingles mineral surfaced roll roofing slate and slate type shingles wood shingles wood shakes and metal roof panels shall conform to the applicable standards listed in this chapter. Even if one piece of step flashing fails the flashing and shingle below it start the.

Multiple pieces of the flashing will be installed in layers with shingles to ensure the water flows away from the wall. Installing new flashing is a straightforward process on roof edges but counter flashing or step type flashing techniques are necessary around vents and vertical walls. This adjustable pipe flashing has a 24 gauge galvanized steel base suitable for commercial or residential use. Step flashing is used to provide a water tight connection where roofing adjoins a vertical juncture.

While the author believes this detail is functional it may not be. Step flashing should be extended at least 4 inches up the wall from the roof deck and at least 4 inches out along the roof deck 2015 international residential code irc. This adjustable pipe flashing can accommodate 1 1 4 in 1 1 2 in 2 in. Underlayment materials required to comply with astm d226 d1970 d4869 and d6757 shall bear a label indicating compliance to the standard.

Jamsill guard sill pan flashing 4 5625 in x 40 in plastic step flashing.