Manufacturer Name: Reznor Product Number: 177397 OEM Part Number: 177397 Product Description: 3/4"2Stgnatgas Vr8304q4404 Weight:2.41lbs/1093.16g The Reznor 177397 gas valve is a 3/4-inch, two-stage natural valve specifically designed for use in Reznor's ADF/ADFH direct-fired makeup air heaters. This valve controls the flow of natural gas to the burner, ensuring safe and efficie... https://www.partshnc.com/342stgnatgas-vr8304q4404