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Backwater Valves

 Fernco’s, previously known as Flexseal range of In-line Backwater Valves (BWV’s) support the flood prevention methods used in the installation of new drainage systems. Automatically operated and maintenance free, providing free flow of sewer or surface water materials. Available in a range of sizes to accommodate the most common smooth PVC pipe sizes: 110mm, 160mm and 200mm.
Backwater Valves

Visit the Fernco website for more information on Backwater Valves

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