The Plasson 7438 Copper Adaptor 25 × 22 mm (PL07438022) is a WRAS-approved fitting for connecting 25 mm MDPE pipe to 22 mm copper pipe, compliant with Tables X & Y standards. Engineered for leak-proof performance up to 16 bar, it is ideal for potable water, mains supply, plumbing, and heating applications. Quick to install, this copper adaptor ensures reliable, secure connections in both domestic and commercial water systems.