HVAC controls

A: For fan coil units requiring a 3/4" NPT connection and a Cv of 5

Direct Compatibility: Engineered as the official Bard replacement thermostat for obsolete 8403-057 and TH3110D1040 models

What is the difference between this and the 68700089

What is the purpose of the 1/4" flare equalizer

Resideo AM-1-020RP Repair Kit R-134A HVAC controlsThe Resideo AM 1 020RP Repair Kit is a comprehensive rebuild solution designed for the AM 1 Series proportional thermostatic mixing valves. Specifically engineered for AM1 BorC elements, this kit allows contractors to restore precise temperature control without the need for a full valve body replacement. The package includes a high performance replacement thermal element, as well as the essential spool, spring, and diffuser assembly needed for a