Roll Roof Selvedge Edge Overlap

Roll 90lb black roofing 100 sq ft price.

Roll roof selvedge edge overlap.

In cold weather turn the course back carefully to avoid. Rolls of rubberized asphalt underlayment may come with a selvedge edge along one side of the roll. 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. 2 or 3 varies by manufacturer or 16 12 or 9 exposure for 2 3 or 4 ply roofs respectively.

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. Install a blue tarp on a roof how to add flashing to a chimney. Cut a hole in a piece of roofing about 2 feet wide and slip it over the pipe. Epdm rubber roof pipe pocket 6 price.

This should give you a 1 inch overhang on the eaves including the top edge of. Roll out and cut roll roofing to cover the length of the roof. Width strip of roll roofing so that its lower edge and ends are flush with the edge strips at the eaves and rakes. Roll selvage edge black roofing 50 sq ft price.

The selvedge edge should always be along the top edge when the underlayment is installed in courses across a roof. To seal a plumbing vent spread roofing cement around the pipe. 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.

Place the top edge of the roofing along the chalk line. E z white roll roofing self stick 100 sq ft price. Sbs roll roofing overlap width is commonly 3 4 or 3 6 varying by product and also referred to as the selvage edge width. The selvedge edge is designed to create a strong watertight seal along the edges where rolls overlap.

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. The ends of each row of roofing are folded back to allow room to apply a 6 inch band of roofing cement before they are nailed into place every three inches along the edge of the overlap. This forms a 19 inch wide selvedge for overlapping purposes. The piece should overlap the lower course by at least 4 inches.

For added protection add a boot flashing. Fasten the upper edge with nails so that the next course will overlap them a mini mum of 1. Lift the lower edge of the first course and cover the edge strips with lap cement.