Check valve with anti-pollution protection, internal thread type EA291NF 5/4 inch 149B2213

Backflow prevention check valve is a key component of water supply systems, providing protection against backflow and contamination of drinking water. Model EA291NF, with a nominal diameter of 1 1/4 inch (DN32), is a proven choice for both professionals and end-users. Its construction, based on a brass body and a sealing assembly made of POM (polyacetal) with an NBR (nitrile) gasket, guarantees reliable operation in a wide temperature range – up to 80°C and a pressure of 1.0 MPa.

This valve is distinguished by its universal mounting – it can be installed in any position. It has two control ports with caps (DN1/4 inch), allowing easy checking of the sealing tightness, and a drain port for the installation riser. This makes regular inspection of the valve's condition simple and