Roof Light Installation Details

The metal and underlayment shall be joined with a bed of flashing cement and a 4 strip of asphalt saturated cotton or fiberglass fabric.

Roof light installation details. We call this an on the rafter installation or a proud installation. Align the first metal roofing panel so that it overlaps the edging by 1 2 to 3 4 of an inch and is square to the roof line. Always view this manual in conjunction with the cross sectional installation details relevant to your project. Standard glass roof light cad drawing references for flat roofs flush box sliding smoke vent and access roof lights.

Corrosion resistant roof nails or fasteners of compatible metals. Be sure the larger edge is laid so that the small edge of the next panel will overlap it. See section 8 pages 25 26 27 suggested installation details. This will keep weather out prevent lifting in high winds and provide a neat fin ished appearance.

No heating torches or hazardous adhesives are required. The metal shall be fastened 6 on center with 12 ga. Some installation details may vary depending on the roof construction and tile type being used. The trim and roofing sheet should be fastened every 12 to 24 inches along the gable edge.

Conservation technology epdm will outperform and outlast most other quality. Cad details document name pdf dwg download all cad construction details 37 1 mb 3 4 mb mc01 identification of roof areas 694 kb 167 kb mc01a single layer underlayment 678 kb 302 kb mc01b double layer underlayment 711 kb 322 kb mc02 vent pipe flashing 626 kb 349 kb mc03 valley. Sawmills road diss norfolk ip22 4rg. The rooflight height may be a little greater than the roof build up so the rooflight may sit slightly proud of the roof level however this still results in a beautiful external aesthetic for most roof types especially traditional builds.

To provide a drip edge allow an overhang of 1 to 2 inches at the eave. 2987024 vat no. Fit the flashing against the skylight lift the shingles and nail the flashing at its top corners. Installed on the rafters with use of the flashing kit.

At the gable edge use a gable or sidewall flashing. Size of each roof eliminating the risks associated with field seaming. Installation is clean simple quick and safe. All joints shall be lapped a minimum of 2.