Manufacturer Name: Maxitrol Product Number: 325-7A-1 1/4 OEM Part Number: 325-7A-1 1/4 Product Description: 1 1/4" 10#Maxin 4-12"Wc Out Weight:4.01lbs/1818.9g The Maxitrol 325-7A-1 1/4 is a gas pressure regulator valve that is intended primarily for HVAC systems. It reacts to variations in downstream pressure to control the pressure of gas flowing to gas burners. Think... https://www.partshnc.com/325-7a-1-14-maxitrol-1-14-10maxin-4-12-wc-out