Optimized Airflow: The 24-degree pitch is specifically calibrated for high-static pressure environments

Bypassing a safety limit is non-compliant with safety standards and can lead to catastrophic equipment failure or fire

this valve is specifically designed as an air-fuel gas vent valve and is commonly used in industrial gas trains for safety venting

Manufactured to ASME B16

Common Questions: How do I verify if my Trane limit switch is faulty

Laars Heating Systems V0049900 Valve 320074-702 Optimized Airflow: The 24-degree pitchThe Laars Heating Systems V0049900 Valve is a 1 inch, 24V combination natural gas control designed for high demand hydronic applications. This OEM Laars replacement part is engineered specifically for Mighty Therm boiler models, specifically the 325 400 series (including HH, PH, VW, and PW configurations). Operating with a 4" WC manifold pressure, this valve ensures precise fuel regulation and consistent ignition cycles in commercial and residential