Flap Valves – Fig DI 812
Wall mounting circular Flap Valve for water sewage and land drainage applications.
Industrial Penstocks manufactures a comprehensive range of Flap Valves. The valves are supplied with either square, rectangular or circular apertures, with single or, as an option, double doors. The Flap valve is designed for the flow of surface water drainage, preventing reverse flow conditions and stopping flood damage.
Size Range
80mm upto 600mm
Circular Wall Mounted Flap Valve
Flap Valves, sometimes called Flap Gates, are put on the end of a flanged pipe to allow water to flow out of the pipe, but prevent anything from flowing back in, such as sticks, leaves or other debris.
CONSTRUCTION
Frame – Door – Hinge / Door Brackets Manufactured in Ductile Iron
Hinge Links – Manufactured in Phosphor bronze
Hinge Pins – Stainless steel to BS 970 Gr 316
Seating Faces – Manufactured in phosphor bronze, machined to close tolerances.
Size Range – 80mm up to 1000mm Dia
Coating – Frame and door coated with high-build epoxy as standard. Suited for the most aggressive duties
Lifting Eye– Stainless steel Gr316
Please feel free to contact our dedicated sales team for more information. Call: 01384 458 411
Alternatively, send an e-mailed enquiry to: sales@industrialpenstocks.co.uk
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Technical Specification
| Dia mm | B mm | A mm |
| 80 | 200 | 135 |
| 100 | 220 | 145 |
| 150 | 285 | 175 |
| 200 | 340 | 195 |
| 225 | 370 | 210 |
| 250 | 400 | 220 |
| 300 | 455 | 240 |
| 350 | 520 | 322 |
| 375 | 550 | 335 |
| 400 | 580 | 370 |
| 450 | 640 | 440 |
| 500 | 715 | 465 |
| 525 | 740 | 478 |
| 600 | 840 | 515 |
