Danfoss 065B-8877LF Valve R-407C exposure to atmospheric air for

exposure to atmospheric air for more than 15 minutes can lead to moisture contamination that damages HVAC internals

for larger 125–400 units

ensuring compatibility with standard line-voltage thermostats

preventing the performance drifts often found in generic alternatives

Danfoss 065B-8877LF Valve R-407C exposure to atmospheric air forThe Danfoss 065B 8877LF Valve is a professional grade lead free thermostatic mixing valve designed for high precision temperature regulation in internal domestic hot water and hydronic heating systems. Engineered with a 3 4" union connection and a 1. 9 Cv flow coefficient, this ASSE 1017 certified valve provides reliable anti scald protection by automatically shutting down hot water flow if the cold water supply fails. The Danfoss ESBE VTA series is