Resideo V4043B1018 Zone Valve 322838-754 The integrated 5-1/2” sensing element

The integrated 5-1/2” sensing element ensures precise temperature regulation

Universal Standards: Fully compliant with CE and UL certifications for safety and performance reliability in professional installations

Can this switch be used on other Laars boiler series

ensuring high-accuracy readings during HVAC duct testing and gas pressure calibration

Enhanced Safety: Prevents combustion under unsafe venting conditions by monitoring inducer draft pressure

Resideo V4043B1018 Zone Valve 322838-754 The integrated 5-1/2” sensing elementThe Resideo V4043B1018 Zone Valve is a heavy duty, normally open hydronic zone valve designed for controlling flow in closed loop systems. This 120V HVAC zone valve features a 1 2" sweat connection and a high grade brass body with a stainless steel stem, ensuring durability under a 40 200 degree fluid temperature range. Designed for reliability, the V4043B1018 utilizes a spring return to open mechanism with a 3. 5 Cv flow coefficient. The internal