Lochinvar & A.O. Smith 100291509 Anti-Scale System 320788-703 including TFD and AFD series

including TFD and AFD series models

closing the circuit

the 1162939 motor offers a reliable solution for restoring high-static pressure airflow in condensing units

breaking the electrical circuit to the gas valve if internal plenum temperatures exceed the factory-set limit

the ADDA-104-2 features a robust construction that handles demanding thermal cycles without compromising timing or positioning

Lochinvar & A.O. Smith 100291509 Anti-Scale System 320788-703 including TFD and AFD seriesThe Lochinvar & A. O. Smith 100291509 Anti Scale System, also known as the PP AS20, is a standalone water treatment system designed to mitigate hard water scale in high efficiency tankless water heaters and commercial boilers. Utilizing advanced Template Assisted Crystallization (TAC) technology, this unit converts dissolved calcium and magnesium minerals into inactive microscopic crystals. These crystals remain suspended in the water and pass safely