Gas Furnace Roof Flashing

Without it or if improperly installed rain water or melting snow will seep around the vent and damage the roof decking material sometimes making its way down to the wall ceiling surfaces inside the property.

Gas furnace roof flashing.

Rubber electrical mast split pipe boot roof flashing in black model 81746 37 27 37 27. Run the vent pipe up through the roof and install a metal or pvc flashing collar over it. The vents consist of circular or oblong pipe that attaches to a flange on the furnace and extends. This home has a gas furnace with a vent pipe through the roof.

What would be the best way to flash around this vent. The steep pitch flashing handles roof pitches of 6 12 to 12 12. Gibraltar building products 11 in. Furnace vents remove fumes and combustion air that are generated by gas and oil fired furnaces.

Depending on your roofing material and roof slope there are different types of plumbing vent flashing that can be installed and no roofing cement is not one of them. I am installing a new roof on an existing home. Gas furnace vent flashing return to installation. Apply caulking compound on underside of roof flashing to form a continuous strip at least 3 8 wide around the underside of the perimeter of the flashing see figure 20 or figure 21 page 13.

Boilers ceiling and wall hung direct vent heaters gas furnaces water heaters. Vent pipe in black model pbr 312 4bk 19 97 19 97. 2 connect roof jack assembly to the furnace. Oatey 1 1 2 in to 3 in x 15 in plastic vent and pipe flashing.

Insert telescoping roof jack assembly through the opening cut on the roof. The steel roofing is r panel profile. Class b gas vent uses a double wall of metal pipe. Oatey retro master roof flashing 1 4 in to 4 in x 8 in epdm rubber vent and pipe flashing.

Set your store to see local availability add to cart. Match the vent pipe to the furnace maker s recommendations either sheet metal or vinyl. The vent pipe is about 8 10 in diameter. Free delivery with 45 order.