Two Stage Pressure Regulating Gas Valve, 1 1/4", 120Vac, 3"-4.5" Water Column High Fire Regulator Setpoints, 3" Water Column Factory Setting, 0.8"-2" Low Fire Regulator Setpoints, 1" Water Column Factory Setting, Natural Gas, 480-1600 Cfh Capacity, 3-25 Second Valve Opening Time, 2 Second Maximum Valve CLosing Time, Straight Through, Non Offset, 1/8" Pilot Tapping, 1/2 Psi Pressure Rating, Upright Horizontal Mounting, Slow Opening, Two 5/16" Unf Bleed Tappings, -40-150 Degree Operating Temperature Range, Aluminum Body, 1/4" Spade Terminals with Three 85" Leadwires