the board prevents system strain and preserves the intended HVAC energy efficiency

Optimal Airflow: The scroll design is optimized for low-turbulence air transition

allowing for streamlined integration into existing high-side liquid lines

This plug-and-play gas sensor arrives factory-calibrated

Exact OEM Fit: Designed specifically for Amana and Goodman compatibility

Aprilaire 4191 Solenoid Valve 321142-301 the board prevents system strainThe Aprilaire 4191 Solenoid Valve is a critical OEM replacement part designed to regulate water flow for Aprilaire 350 and Aprilaire 360 series humidifiers. This 120V humidifier solenoid is specifically engineered for units equipped with a plastic junction box, ensuring a precise electrical connection and seamless integration with your existing HVAC whole house humidifier. Operating at 2. 3 watts with a 3 32 inch orifice, the Aprilaire 4191 serves as