this unit offers the simplified interface end-users expect with the durability professional installations demand

A failed ignitor often triggers a "3-trial" lockout

This genuine York replacement part ensures HVAC pressure switch compatibility and maintains the original equipment’s operating parameters

Are the connections flare or sweat

This 36T01B3 style limit is built to the exact specifications required by Lennox

Lochinvar & A.O. Smith 100167445 Valve this unit offers the simplifiedThis genuine Lochinvar and A. O. Smith 100167445 Air Vent Valve is a critical component for maintaining hydraulic stability in high efficiency heating systems. As a direct replacement for the RLV30000 and RLV2023, this valve is engineered to eliminate entrained air from the heat exchanger, preventing oxygen related corrosion and ensuring consistent heat transfer. It is specifically designed for integration with Lochinvar Knight XL KBN399 800 and FTXL