Flat Roof Drain Strainers

A plastic strainer for a flat roof drain is not a good idea.

Flat roof drain strainers.

They become brittle and break. 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. No hub cast iron high volume roof drain with ductile iron dome. 9 1 2 od base x 4 1 4 high with 3 bolt mounting holes.

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. Flat roof drains and strainers are the most important components of any commercial flat roof. Roof drains from zurn include combination primary overflow control flow dual outlet siphonic retrofit and more which cater from educational to commercial needs. With a proper strainer over this drain the roof will be maintenance free.

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

This video explains the principle of a drain basin. There are conditions on a roof that is not practical to lower a drain as illustrated in the videos above. 0 out of 5 stars based on 0 reviews. The design and configuration of a strainer are critical.

Watts drainage products rd 300 r series 4 in. Flat roof drains scuppers gutters and drainage systems on flat roofs. If that s the case then an alternative solution is to fabricate a large strainer that will fit around the drain. 10 inch plastic roof drain dome strainer grate 3 hole black.

10 inch black polyethylene drain dome strainer grate. 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 6 in.