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Drainage Accessories

4 product ranges in Drainage

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Air Admittance ValvesBackflow ValvesDrain RodsDrain Unblockers

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We're currently expanding the drainage accessories range. Browse a related drainage category or contact us about your requirements.

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Buying advice for drainage accessories

Soil and Waste Pipe Sizes Explained

Which waste pipe size each appliance needs, how soil stacks and traps work together, and the falls to aim for.

Read the guide