Flap Gates
Waterman offers a wide range of flap gates suitable for all applications.
F-55D Flap Gates
The F-55D Flap Gate is our heaviest duty cast flap gate, rated for up to 55 feet of seating head. It features ductile iron construction, an oil-embedded bearing bronze hinge bushing and optional bronze seals.
PF-25 Flap Gates
PF-25 flap valves are free-opening, tight-closing valves available at a modest price.
F-10 Flap Gates
Designed for use with concrete pipe, head walls, and corrugated metal pipe with up to ten foot seating head.
Fabricated Stainless Steel Flap Gates
Waterman SSF-41 (round) and SSF-43 (rectangular) Fabricated Stainless Steel Drainage (Flap) Gates are corrosion-resistant, rust-proof automatic drainage gates designed for flange mounting or wall mounting.
AF Series Fabricated Aluminum Flap Gates
Corrosion-resistant, rust-proof automatic drainage gate designed for use with aluminum corrugated pipe or HDPE.