Roof Drain Coupling

Use as a 3 coupling if 2 1 4 flow is acceptable.

Roof drain coupling.

Please select 2 inch 3 inch 3 93 4 inch 15 62. 3 x 4 size fits over 3 or inside 4 schedule 40 dwv pipe. Be the first to review this product. Rubber coupling for roof drains used to attach to drain pipes.

Javascript seems to be disabled in your browser. Use as a 3 coupling. They are composed of rubber with a stainless steel fastener for fitting. Use as a 4 coupling if 31 8 flow is acceptable.

Use as a 3 to 4 increaser or 4 to 3 reducer. No hub cast iron high volume roof drain with ductile iron dome. Use as a 2 to 3 increaser or a 3 to 2 reducer. Rubber flexible expansion coupling used to attach roof drains to the drainpipe.

Use as a 2 coupling. To see availability for this product personlog in or get online access. Specificationsmanufacturer ferncoincludes two 2 300 series ss clampsfernco 90 rubber coupling for use with all roof drains. Please select 2 inch 3 inch 1 05 4 inch 4 24 5 inch 9 65 6 inch 14 97 8 inch 23 66.