This OEM Viessmann replacement part ensures the boiler operates within safe pneumatic parameters

The control wiring should be landed on the dedicated low-voltage terminals of the integrated driver

this 1075-1130 RPM rated motor delivers the consistent CFM required to protect the heat exchanger and optimize system cooling cycles

milky discoloration

Industrial-Grade Filtration: The MERV 16 rating ensures the capture of bacteria

Belimo B220HT1320 Valve R-407A This OEM Viessmann replacement partFor reliable flow control in demanding HVACR systems, consider the Belimo B220HT1320 valve. This 3 4" NPT ball valve is engineered for precision, featuring a 13. 2 Cv and a true equal percentage flow characteristic, ensuring stable modulation across its operational range. Constructed with a durable nickel plated brass body and a stainless steel ball and stem, it's built to withstand rigorous conditions. This high temperature ball valve is compatible