Fiberglass Utility Supplies, Inc.

PATENT No. 4,678,367 U.S.A.  and No. 1,281,909 CANADA

A DOS-IR^® Flap Gate is designed to provide a shut-off on the discharge end of pipes to prevent floodwater entering through culverts in dikes and levees. 

Product Summary

· Flap gate gasket seals on the fiberglass plate when back flow through the pipe provides pressure on the gate.

· Made with our unique rust and corrosion resistant materials.

 

Available in 4” -  48” pipe sizes

Available with pipe attachments to fit standard corrugated metal pipe, PVC pipe, PE corrugated tile or other pipe using standard fittings.  Orders should clearly specify the type of pipe attachment needed.

To contact us:

Phone: 641-693-3311

Fax: 641-693-4131 OR 281-480-2720

E-mail:  info@dosir.com