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A double check valve is designed to prevent backflow within a water system, helping protect the mains supply from contamination by ensuring water flows in one direction only.
Constructed from durable brass for strength and corrosion resistance, it contains two internal check valves arranged in series to provide an added level of protection and dependable performance. Suitable for domestic and commercial plumbing installations, it is commonly used where regulations require backflow prevention, such as on appliance feeds, outside taps, and heating systems. Its robust design allows reliable long-term use in everyday plumbing applications.
We supply boilers, radiators, valves, pipes, fittings, soil and waste systems, gutters, MDPE, and consumables.
Yes, both trade professionals and DIY customers across Wolverhampton and the Midlands are welcome.
Absolutely — our experienced team can help you select the right products for installation, maintenance, or upgrades.
Yes, you can pick up your products directly from Carvers Building Supplies Wolverhampton.
Yes, we provide local delivery across Wolverhampton and the Midlands for small and large orders.
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