Water, WRAS & Drinking Water guide

Double Check Valve Installation

Double Check Valve Installation is scoped from Stockport for homes and light commercial sites. A double check valve is a mechanical barrier. It is not an air gap and it is not right for every fluid category. The figure is price on application once we know the supply and the access.

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Local engineers

Stockport base — 150+ North West towns

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Standards-led

British Standards & manufacturer guidance

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POA / enquire

Written scope — no invented £

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Full paperwork

Survey or briefing notes for the dutyholder file

About Double Check Valve Installation

Double check valves for defined fluid categories. We fit or replace a double check valve only where the category and the manufacturer's data support it, then record the location. We do not publish a valve price and we do not claim a test-scheme membership. We are not the water undertaker and this page does not claim a WRAS scheme membership. We cover Greater Manchester, Cheshire, Lancashire and the wider North West from Stockport.

●Double check valves for defined fluid categories
●We fit or replace a double check valve only where the category and the manufacturer's data support it, then record the location.
●Price on application — no catalogue £ figure
●We do not publish a valve price and we do not claim a test-scheme membership.

Part of our Water, WRAS & Drinking Water service · Related: Single Check Valve on an Outside Tap

Double Check Valve Installation

Water, WRAS & Drinking Water service

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Double Check Valve Installation by area

Local landing pages for every town we cover (170 areas) — e.g. Double Check Valve Installation in Stockport.

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Double Check Valve Installation FAQ

What happens on a Double Check Valve Installation visit?+

We fit or replace a double check valve only where the category and the manufacturer's data support it, then record the location.

Who is Double Check Valve Installation for?+

It is scoped for homes and light commercial sites. Tell us the postcode and what is already fitted.

What does it cost?+

Price on application. We do not list a fee for this job.

What will you not claim?+

We do not publish a valve price and we do not claim a test-scheme membership.

Quote for Double Check Valve Installation

Price on application after scope. No catalogue fee. Stockport base · North West coverage.