Roof Drain Sump Design

That thickness has to be.

Roof drain sump design.

Tapered insulation panels should be installed around the drain to ensure positive flow of water towards the drain. General roof drain system guidelines. Jan 21 2018 explore krassimir trifonov s board roof drain on pinterest. Install a drain at most 50 ft.

The sump should measure the size of the drain bowl s diameter plus about 24 inches. No need to buy a second sump pan. No roof modifications are required. Other than the baffle a siphonic roof drain has the same features as a traditional roof drain including a drain body flashing ring dome strainer and fastening hardware.

Secondary roof drain systems have the end point of discharge separate from the primary system. If the insulation reaches. From a roof edge. One mistake that is commonly made with roof sumps is that they are made with extended flat areas.

For example a roof area having a 50 foot distance from the roof edge to the roof drain with a tapered insulation system sloped at inch per foot and 2 inch minimum at the roof drain will be 14 inches thick at the roof edge. Following are some basic design guidelines to consider as part of your project courtesy of jay r. Install a drain at most 50 ft. Use at least two drains where possible.

Experienced roof system designer may design the roof drainage to minimize the effect of likely irregularities by. See more ideas about roof drain roof home maintenance. Limit roof area to 25 000 sq. The roof drain should be recessed below the roof surface.

This can be accomplished by setting the head of the roof drain below the insulation level and by providing a sump at the drain. No need to build a wood sump box. Roof drainage is one of the fundamental considerations of building design. It s multi functional design accepts bottom and side outlet roof drains.

Roof drains zurn plumbing products groupspecification drainage operation 1801 pittsburgh avenue erie pa 16502 phone 814 455 0921 fax. In many cases early structures were designed primarily as a shelter from the rain their very purpose was to redirect rainfall and maintain a particular area. From the edge of a valley. Now to have a nicely tapered roof only to lead to a 3 by 3 flat sump is going to make a white.

Roof drain pan ssp is totally designed to lower the 8 1 2 cast iron roof drain. Roof sumps help the roof shed water more effectively and help eliminate the water pond size if the drain was not installed at the correct height.