and RPV350 models

Designed as the primary control component for the Selectra electronic gas flame modulation system

Smith and Lochinvar commercial and residential water heating systems requiring a #33 burner orifice

protecting the internal raceways in demanding mechanical environments

Belimo B347 Valve mario and RPV350 modelsThe Belimo B347 is a high performance 2 inch 3 way characterized control valve (CCV) engineered for precise modulation in hydronic HVAC systems. Designed with a 29 Cv rating, this valve features a nickel plated forged brass body and a stainless steel ball and stem, ensuring long term reliability in both chilled and hot water applications up to 250F. The A port provides an equal percentage flow characteristic for linear heat output, while the B port is