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Air admittance valves
Air admittance valves should be installed above the highest point, this will allow air to enter the sanitary pipework but will not allow foul smells to escape. Here at B&Q, you'll find a wide range of air admittance valves by leading drainage brands. We stock weld and push-fit air admittance valves, all designed to carry waste safely away from your home.
Air admittance valves
Air admittance valves should be installed above the highest point, this will allow air to enter the sanitary pipework but will not allow foul smells to escape. Here at B&Q, you'll find a wide range of air admittance valves by leading drainage brands. We stock weld and push-fit air admittance valves, all designed to carry waste safely away from your home.
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