this guard prevents physical damage and unauthorized setpoint adjustment

Is this TXV compatible with R-22 systems

Is the coil suitable for outdoor installation

When your Lochinvar boiler troubleshooting points to erratic temp readings or sensor open/shorted codes

avoiding inverted installations

Lochinvar & A.O. Smith 100108828 Gas Valve 321042-401 this guard prevents physical damageThe Lochinvar & A. O. Smith 100108828 Gas Valve is a critical replacement component engineered for high efficiency hydronic boilers and commercial water heaters. This 120V gas valve operates with a 1 2 inch NPT inlet outlet configuration and is factory calibrated for natural gas applications at a 4. 0" W. C. manifold pressure. Designed to integrate seamlessly with Lochinvar Knight and A. O. Smith Cyclone series units, this valve ensures precise gas