the Lennox 79J08 is specifically calibrated for the pressure curves of R22 systems

Extended Service Life: High-capacity pleats allow for longer intervals between replacements compared to 1-inch filters

The high-impact polycarbonate construction maintains full visibility of the display and thermostat sensor while offering a dual-mount configuration—vertical or horizontal—to match the specific orientation of your hardware

Installing a backflow preventer creates a closed system

OEM Compatibility: Designed exclusively for Nordyne and Miller furnace series

Amana-Goodman OT18-60A Thermostat Els PW 17895 the Lennox 79J08 is specificallyThe Amana Goodman OT18 60A is a critical outdoor thermostat for heat pump applications, functioning as the direct OEM replacement for legacy part numbers B13708 67, B1370867, and B1370867S. This field installed accessory utilizes a Single Pole Double Throw (SPDT) switch to provide precise control over auxiliary heat lockouts or compressor staging based on ambient temperatures. With an adjustable temperature range of 0F to 45F, it prevents inefficient