Belimo F6100HD Valve Assembly 321042-401 Common Questions Is this kit

Common Questions Is this kit compatible with Series 3 Ultra boilers

4” profile

It is a direct fit for Superior 3CFA shells and Alco/Emerson BTAS-3 shells

With a maximum capacity of 1

Operational Stability: Designed to prevent "hunting" or oscillation during rapid changes in load demand

Belimo F6100HD Valve Assembly 321042-401 Common Questions Is this kitThe Belimo F6100HD is a heavy duty 4 inch 2 way butterfly valve engineered for high performance commercial HVAC and industrial hydronic system control. Featuring a ductile iron body and a 304 stainless steel disc, this assembly is built for durability in chilled water, hot water, and up to 50% glycol applications. With a Cv rating of 600 and a close off pressure of 200 psi, it ensures precise flow regulation and bubble tight shut off. The valve