Standard roof duct penetration

Alternative: Fasten angle to the vertical leg of the seam. The following standards pertain to the application of these materials:. For T, see tie rod downsize options in Tables to ; one rod for two angles. Power roof drain type These requirements presume that the designers have prepared contract drawings showing the size and location of ductwork, including permissible fitting configurations. Flashing may be let into a groove in a wall or chimney called a reglet. Unlike a conventional non-ventilated flat roof, in an inverted roof construction the waterproofing is located beneath the thermal insulation.

Tel: Roof Penetrations Description: Roof penetrations can be categorized by whether the roof is sloped or flat. Any batten or standing seams that are interrupted at the upper joint, are to be continued below the lower joint. This website is intended for US and Canadian users and not intended for users located within the European Economic Area. The sides of the skylight are flashed similarly, except that a water diverter is not used. Both products will be resistant to ozone and ultraviolet.

Also roofing sheet lead and accessories. Here is how to contact 4specs. Deck-Mate Flashing System. This detail shows a penetration with a wood curb. Long Pipe Flashing This detail is used for pipes that continue above the roof, and cannot be flashed as shown in Detail 9.