Davant MDPE Compression Union Valve X Female

The Davant MDPE Compression Union Valve x Female is a practical and dependable solution for managing water flow in underground or external plumbing systems. Designed to be used with MDPE (Medium Density Polyethylene) pipework, this valve is essential for isolating water supply quickly and easily—perfect when repair or maintenance work needs to be done without shutting off the entire system. This union valve features a female threaded end and a compression fitting, allowing for simple connection to MDPE pipe on one side and a threaded fitting on the other. The easy-to-use lever handle allows you to stop or restore water flow with a single turn—ideal for both domestic and commercial applications such as garden supplies, external taps, or rural water networks. Constructed for durability and long service life, this valve is suitable for cold water systems and can withstand outdoor environments. The compression fitting design means you won’t need specialist tools or heat—just tighten the nuts to create a secure and watertight connection. Available in several sizes to suit different installations: 20mm x 1/2” 25mm x 3/4” 32mm x 1”

Frequently Asked Questions

What does this valve do?

This valve isolates water flow in an MDPE pipe system. Turning the lever shuts off the water, allowing you to carry out maintenance or repairs without affecting the rest of the supply.

Can it be used above ground?

Yes, although commonly used in below-ground installations, this valve can be used above ground as long as it is protected from prolonged UV exposure or extreme weather conditions.

Is this valve suitable for drinking water systems?

Yes, it's designed for use in domestic and commercial cold water systems, including those supplying drinking water, provided it is installed in accordance with regulations and appropriate fittings are used.

Check out our other products here.

Explore more from our range here.