Roll Roof Selvedge Edge Overlap

The piece should overlap the lower course by at least 4 inches.

Roll roof selvedge edge overlap. In cold weather turn the course back carefully to avoid. Sbs roll roofing overlap width is commonly 3 4 or 3 6 varying by product and also referred to as the selvage edge width. Roll selvage edge black roofing 50 sq ft price. This technique will also work with full width rolls if you cannot find selvage edge roll roofing in your local store.

Rolls of rubberized asphalt underlayment may come with a selvedge edge along one side of the roll. Epdm rubber roof pipe pocket 6 price. Continue to stagger the rows as you work with a two inch overlap on the horizontal seams and a six inch overlap on the vertical seams. Roll out and cut roll roofing to cover the length of the roof.

Place the top edge of the roofing along the chalk line. The selvedge edge should always be along the top edge when the underlayment is installed in courses across a roof. Roll 90lb black roofing 100 sq ft price. Selvage edge roofing is installed the same way as full width roll roofing except that each course overlaps the previous course 19 inches instead of 4.

Tamko 19 selvedge edge roll roofing is constructed from tamko s organic mat impregnated with hot asphaltic saturant then coated on both sides with weathering grade asphalt and surfaced with mineral granules in a 17 wide path starting at the edge of the sheet towards the center. Cut a hole in a piece of roofing about 2 feet wide and slip it over the pipe. Width strip of roll roofing so that its lower edge and ends are flush with the edge strips at the eaves and rakes. Embed both roofing pieces in cement.

Apply cement at all of the seams and nail down all sheets as you progress leaving room for about one inch of overhang on each side. This forms a 19 inch wide selvedge for overlapping purposes. E z white roll roofing self stick 100 sq ft price. 2 or 3 varies by manufacturer or 16 12 or 9 exposure for 2 3 or 4 ply roofs respectively.

The selvedge edge is designed to create a strong watertight seal along the edges where rolls overlap. Lift the lower edge of the first course and cover the edge strips with lap cement. Cut a hole in the roll roofing and slip it over as well. To seal a plumbing vent spread roofing cement around the pipe.

Roll roofing overlap horizontal choose the overlap width according to the number of plies of roof to be installed. Fasten the upper edge with nails so that the next course will overlap them a mini mum of 1. This should give you a 1 inch overhang on the eaves including the top edge of.