Manufacturer Name: Maxitrol Product Number: 325-5-1-12A39 OEM Part Number: 325-5-1-12A39 Product Description: 1" Reg 5#Maxinw/Ventlimit4-12" Weight:1.81lbs/821g The Maxitrol 325-5-1-12A39 is a 1-inch gas pressure regulator designed to control and maintain pressure levels between 4-12 inches of water column. It features a vent limit and is ideal for applications requiring precis... https://www.partshnc.com/325-5-1-12a39-maxitrol-1-reg-5maxinwventlimit4-12