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Air Admittance Valves are designed to allow the free entry of air into the sanitary pipework system without the escape of foul gases into the building
- Metric sizes 15mm to 54mm
25% more torque than other brands provides more grinding power
The sizes above are Imperial
Imperial Sizes Compression Gate Valves - Contract extension padding: 8pxDESCRIPTION: Gate Valves when fully open offer no resistance to flow they have a wedged shaped gate which closes into a matching wedge shaped seating when the valve is closed. These valves should be fitted in horizontal pipeline when possible to prevent dirt and sludge settling in the seat of the valve preventing it from shutting properly. The sizes above are Imperial.