For refrigerant circuit lubrication

Key Benefits Lead Free Construction: Complies with NSF/ANSI 61 and 372 standards for potable water safety

this valve is strictly designed for the pressure sets and lubricant requirements of R-410A systems

Ensure your tank or reservoir has the proper vertical clearance for the full 12-inch sweep before installation

Lochinvar & A.O. Smith 100108641 Thermostat R-407C For refrigerant circuit lubricationThe Lochinvar & A. O. Smith 100108641 Thermostat is a critical OEM replacement part designed for precise thermal management in commercial and residential water heating systems. This WH9HC 6 lower thermostat features an integrated Energy Cut Off (ECO) safety switch, providing a redundant high limit safety layer that manually interrupts power to the heating elements if tank temperatures exceed safe operating parameters. The kit includes the protective