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- Metric sizes 15mm to 54mm
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
- NO LEAKS: Bi-injected washer under the tray for a reliable installation guaranteed 100% leak-proof High performance fixing to the shower tray thanks to the stainless-steel fixing plate stainless steel screws with brass inserts
- Available in S/Steel Brushed Brass and Matt Black Finish
25% more torque than other brands provides more grinding power
Imperial Sizes Compression Gate Valves - Contract extension - Metric sizes 15mm toDESCRIPTION: 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.