How To Flash Vent Pipe With Standing Seam Metal Roof
Flexible to conform to panel profiles.
How to flash vent pipe with standing seam metal roof. Allow for thermal movement. Using the tape measure determine the size of the cut into the roof that will be necessary to insert the vent into the space. High performance for metal roof applications. High temperature silicone material and retrofit available.
Light gauge metal roof and wall panels vent pipe flashing installation procedure. Remember to allow for the lip on the vent mechanism that will fit over the opening and rest on the surface of the roof. Record those measurements on a notepad. One of the most challenging flashing applications on metal roofs involves thermal expansion and contraction.
That s almost 3x the cost. Pipe sizes up to 18 in diameter. Instructional video on how to properly install and trim out a square penetration on a standing seam metal roof. In northern areas vent pipes should be located as high as possible or otherwise protected against sliding ice and snow from above.
Seal with butyl tape beneath base. Detail of pipe flashing through a standing seam metal roof click on image to see larger version use unitized epdm rubber pipe flashings black preferred with stainless steel draw band. On roofs with slopes as low as 2 12 sliding snow impacting an unprotected pipe can tear the metal roof or shear the pipe off flush with the roof. For reference at the local metal roofing supply place the price to cover the roof with 36 tuff ribb panels is 2 750 vs 16 standing seam snap lock panels which are 8 015 63.
Standing seam metal roofing must be installed on roofs with a minimum pitch of try to lay out roof so that the pipe will fall on. 31 light gauge metal roof and wall panels installation august 2016 3 do not walk on a metal roof. Supplied with appropriate screws and sealant. Then fillet with one part polyurethane.
Measure the body of the vent.