Regolatore Engineered Controls LP Gas 1° Stadio POL x 1/2" FNPT MFG# LV3403TR9
The bonnet vent is positioned over the outlet and is threaded 3/8" FNPT for vent piping, allowing for safe underground installations without extra glue kits or adapters. Outlet: 1/2" FNPT. Bonnet Vent: Over Outlet (3/8" FNPT thread).