Flat Roof Drain Strainers

This is what it looks like after attaching the membrane to the cast iron drain.

Flat roof drain strainers.

10 inch plastic roof drain dome strainer grate 3 hole black. 9 1 2 od base x 4 1 4 high with 3 bolt mounting holes. Flat roof drain strainers are important if appropriately designed a strainer is supposed to keep larger objects from going down a drain while allowing smaller debris through with the water flow. The design and configuration of a strainer are critical.

Most strainers or domes that cover a drain on flat roofs are poorly designed because they block smaller debris and the strainer becomes clogged. Watts drainage products rd 300 r series 4 in. Watts drainage products rd 300 r series 6 in. Flat roof drain strainers.

10 inch black polyethylene drain dome strainer grate. Replaces popular 10 inch plastic strainers domes. Roof drains from zurn include combination primary overflow control flow dual outlet siphonic retrofit and more which cater from educational to commercial needs. No hub cast iron high volume roof drain with ductile iron dome.

To preserve the life of the roof however the debris that collects around them must be removed on a regular basis. A plastic strainer for a flat roof drain is not a good idea. This is the type of strainer you should have on your roof otw shortcode content toggle this video explains the principles of how a large metal strainer will be more practical than smaller dome shaped plastic strainers. Cast iron roof drain with 2 in.

If appropriately designed a strainer or leaf filter is supposed to keep larger objects from going down a drain while allowing smaller debris through with the water flow most strainers or domes that cover a drain on flat roofs are poorly designed because they block smaller debris and the strainer becomes clogged preventing any water flow. This video explains the principle of a drain basin. They are responsible for properly draining any and all accumulated precipitation. 0 out of 5 stars based on 0 reviews.

With a proper strainer over this drain the roof will be maintenance free. There are conditions on a roof that is not practical to lower a drain as illustrated in the videos above. Flat roof drains scuppers gutters and drainage systems on flat roofs.