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Flap gates for storm drains.
When water on the face side of the gate rises above water on the back side the gate closes automatically to prevent backflow.
Flap gates permit the free flow of water from a pipe or structure while preventing and sealing against backflow.
It is frequently used in reservoirs tidal basins ponding basins pump stands and storm drain systems where seating heads are less than 50 feet.
Flap gates heavy duty agri drain heavy duty flap gates are designed to keep damaging water out of drainage systems and keep drainage systems from flooding.
Constructed of quality steel materials with a durable powder coat finish.
Hydro gate flap gates are made of cast iron stainless steel aluminum or rubber depending on the type of service.
The series 6200 heavy duty flap gate is designed to permit the outflow of water from a pipe or a structure to a body of water while preventing backflow of the same.
Flap valves hdpe flood protection flap valves prevent water backup through storm pipes and discharge pipes.
Use to keep damaging water out of drainage systems.
Flap gates do not come with a gasket and are not watertight.
Hinged arm attaches easily with single bolt.
Manufactured by agri drain corp.
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They operated automatically to discharge water behind the flap door and close when water rises on the discharge side.
Flap gate 8 for corrugated plastic pipe.
Fits over the end of hdpe corrugated pipe.
Fits over the end of pvc or cmp pipe.
Constructed of rugged 3 16 steel material with a durable powder coat finish.
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Flap gate 8 standard.
A small differential pressure on the back of the gate causes it to open automatically to allow discharge through levees sewer lines or drainage conduits.
Flap gates do not come with a gasket and are not watertight.
Manufactured by agri drain corp.
Not designed for use on corrugated plastic pipe.
They offer flood protection in storm conditions.
Flap gate 6 heavy duty.
Flap gates standard agri drain standard flap gates are constructed of steel and are designed to keep damaging water out of drainage systems and keep drainage systems from flooding.
Dual hinged for better performance.
Call for larger sizes.
Flap gate 6 standard.
Flap gate 8 heavy duty.
The epa felt that malfunctioning metal flap gates were responsible for wasting millions of dollars annually by allowing water that did not need to be treated to backflow into treatment plants.
