5") or green/black (6" - 14")

Engineered for a seamless fit with the T-4000 series

maintaining the exact footprint and electrical ratings (120/240 VAC

This industrial-grade modulating gas control part eliminates the common drift found in mechanical thermostats

When replacing legacy mounts

Belimo B318 Valve Els PW 17895 5") or green/black (6" -The Belimo B318 is a high performance 3 4 inch 3 way characterized control valve engineered for precise modulation in hydronic systems. Featuring a 7. 4 Cv rating, this NPT ball valve utilizes a specialized A port with an equal percentage flow characteristic and a modified B port to ensure constant common port flow. The construction consists of a nickel plated forged brass body paired with a stainless steel ball and stem, providing superior durability