Description
How do I verify if this wheel is the correct rotation for my unit
What causes a front cover to require replacement
When replacing older legacy boards
and it is frequently used as a reset volume controller when paired with a master room thermostat
Reznor 220558 TXV 318423-701 How do I verify ifThe Reznor 220558 is a high performance thermostatic expansion valve (TXV) engineered for large scale commercial HVAC applications, specifically designed for R 410A refrigerant systems. This BBIZE 15 ZGA model features a robust 15 ton nominal capacity, making it a critical metering component for maintaining precise superheat in RCB Modular Air Processing Systems and similar gas fired heating units. Built with high quality ODF connectionsspecifically a
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy

























