Perko Vented Gas Fill for 1.5" Hose - 35 Angled NeckTh Perko Vented Gas Fill is constructed of durable black polymer and features a 35 degree angled neck. This gas fill has an integral tank vent with an anti-surge valve. Deck plate key not required.Features & Specs: 35 Angled Neck; Black Polymer; Integral Tank Vent with Flame Arrestor; No Deck Plate Key or Ground Wire Required; Flip Top Cap; Specifications: For Hose Size: 1-1/2"; For Vent Size: 5/8"; Neck Length: 2-7/16 "; Screw Size: #10; Click to Download Perko Vented Gas Fill Installation Instructions