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White 110mm External Air Admittance Valve | 4″ Anti-Syphon Soil Pipe Vent for Outside Use

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£15.88
A UV-resistant 4-inch white anti-syphon valve designed for external soil pipe venting, offering a sleek and durable solution for drainage pressure balance.
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Grey 110mm External Air Admittance Valve | 4″ Anti-Syphon Soil Pipe Vent for Outside Use

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£15.88
A durable, UV-resistant 4-inch grey anti-syphon valve designed for external soil pipe venting and drainage pressure regulation.
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Black 110mm External Air Admittance Valve | 4″ Anti-Syphon Soil Pipe Vent for Outside Use

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£15.88
A UV-resistant 4-inch anti-syphon valve designed for external soil pipe venting, providing a secure solution for drainage pressure balance outside the home.
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Anti-Syphon Air Admittance Valve 32mm (36mm) Solvent Weld for 1 1/4" Glued Pipe
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Polypipe PVS32 32mm Air Admittance Valve | Anti-Syphon Solvent Weld Vent

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£6.48

Polypipe 32mm Solvent Weld Anti-Syphon Valve – Air Admittance Unit for 1 1/4" Waste Pipes

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Anti-Syphon Air Admittance Valve 40mm (43mm) Solvent Weld for 1 1/2" Glued Pipe
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Polypipe PVS40 40mm Air Admittance Valve | Anti-Syphon Solvent Weld Vent

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£6.48

Polypipe 40mm Solvent Weld Anti-Syphon Valve – Air Admittance Unit for 1 1/2" Waste Pipes

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Air Admittance Valve 50mm
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Polypipe PVS50 50mm Air Admittance Valve | Anti-Syphon Solvent Weld Vent

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£7.64

Polypipe 50mm Solvent Weld Anti-Syphon Valve – Air Admittance Unit for 2" Waste Pipes

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