Hydrotherm 59-1071 Air Filter Els PW 17895 the AFS-222-112 is suitable for

the AFS-222-112 is suitable for air and combustion by-products that do not degrade its internal silicone diaphragm

For technicians performing system decontamination

preventing common issues like fluttering contacts or failed starts under high head pressure

No Power Required: Mechanical vapor tension operation ensures consistent monitoring during power outages

As the direct replacement for R10-03C

Hydrotherm 59-1071 Air Filter Els PW 17895 the AFS-222-112 is suitable forThe Hydrotherm 59 1071 Air Filter is a critical OEM replacement part designed specifically for the Hydrotherm KN series condensing boilers, including the KN6, KN10, and KN20 models. Engineered as a high performance combustion air filter, this KN20 air filter ensures a clean, debris free air supply to the burner, preventing premature fouling and maintaining optimal thermal efficiency. In high efficiency condensing boiler maintenance, utilizing genuine