Description
The H91LA 1C REVB from BASO Gas Products is a robust, direct replacement automatic gas control valve designed for natural gas and LP (liquefied petroleum) applications. With a 3/4″ NPT inlet and outlet, 120 V coil, and a high capacity flow rating of approximately 485 CFH, this valve is ideal for furnaces, boilers, water heaters and other heating equipment where safe and reliable shut off is essential.
Features:
- 3/4″ × 3/4″ NPT connections – fits standard medium sized gas piping for many HVAC applications.
- 120 V coil voltage – compatible with standard control voltages in many residential and commercial heating systems.
- High flow capacity (~485 CFH) – supports larger burners or systems requiring significant gas flow to maintain performance.
- Compatible with natural or LP gas – provides flexibility for fuel type application.
- Part of the H91 Rev B series – offers proven BASO design for safe, automatic shut off operation with rated inlet pressure up to 0.5 psi and ambient surface temperature range from –20 °F to 175 °F.










