including the 80BD

If you are powering more than three Taco zone valves or high-draw WiFi thermostats

always verify static pressure constraints if attempting to cross-reference with other brands

technicians often prefer the "HH" core series which includes activated charcoal for wax and varnish removal

Resideo AM100C-UP-1LF Valve 322055-301 including the 80BDThe Resideo AM100C UP 1LF is a professional grade 1 2 inch Union ProPress thermostatic mixing valve designed for precision temperature regulation in potable water and hydronic heating systems. Engineered for high performance applications, this lead free mixing valve maintains a constant discharge temperature by proportionally blending hot and cold water supplies, even under fluctuating pressure conditions. With a 3. 9 Cv flow coefficient and a