Roof Side Lap

Adhesive on one side allows the tape to remain in place while installing it.

Roof side lap.

Make sure the panel is square to the roof line. The use of sealant at end laps is a common practice unless the roof has a steep slope. The rolls can be easily cut to length. Roofing lap the amount by which roofing tiles slates shingles flashings etc overlap each other to achieve waterproofing.

How a side lap joint works. Whenever one is installing a slate roof it is absolutely imperative the side lap is a minimum of 3 inches. As defined in the glossary of the nsa manual it s the longitudinal joint between two slate shingles. End lap refers to the amount of overlap in a direction following the roof slope.

Side lap refers to the overlap in a sideways or horizontal direction. The side lap also is referred to as a side joint vertical joint keyway bond line or rain course. Rolls and installs in the side lap of the roof and wall panels. The absence of side lap sealant makes some roofs vulnerable to water intrusion which can have expensive conse quences.

Then situate the leading edge of the first panel along this line. When two pieces of metal deck with the same profile are adjacent a side lap joint can be used to fasten the two sheets together by overlapping a portion of each sheet by using a side lap fastener. On the eave side of the roof aim to overhang the panels by 1 to 1 5 inches. Why a side lap joint matters.

Flexible foam that is uv resistant and won t scratch the paint. This side lap tape sealant comes in 150 ft.