Belimo B330 Valve 30067439-890 consistent flame pattern across the

consistent flame pattern across the heat exchanger

Comprehensive Internals: Includes all primary wear items needed for a full internal overhaul of the GP257-R valve

Leak Prevention: Maintains airtight sealing to prevent gas bypass and ensure stable pilot flame operation

this board effectively resolves ignition failure codes and inconsistent flame rectification issues

maintaining precise CFM delivery and system static pressure balance

Belimo B330 Valve 30067439-890 consistent flame pattern across theThe Belimo B330 is a high performance 1 1 4 inch 3 way characterized control valve engineered for precise modulation in hydronic systems. Featuring a 19 Cv rating and NPT female pipe ends, this valve utilizes an A port with an equal percentage flow characteristic and a modified B port to ensure consistent common port flow. The construction consists of a nickel plated forged brass body paired with a 304 stainless steel ball and stem, making it suitable