Pneumatics
Stainless Steel Pipe Fittings & Accessories
Press Fittings
Press Fit Union Coupling
Quick Code: BB-673471
18mm Press Fit Union Coupling


Engineered for professional plumbing installations, this GDPRESS Union Coupling delivers exceptional reliability and ease of use. Part of the GDPRESS premium fitting range, this coupling features the industry-standard M-contour design for universal tooling compatibility.
Crafted from high-grade 316L (1.4404) stainless steel, this fitting incorporates advanced LBP (Leak Before Press) technology through precision-engineered toroidal seats with rubber O-ring gaskets at each end. This safety feature ensures unpressed connections are identified during pressure testing.
The union coupling design allows for easy system modifications and maintenance while maintaining the security and reliability of a pressed connection. WRAS approval ensures suitability for drinking water applications.
Common Applications: