JR Products K7112-6-A Polar White City/Gravity Water Hatch with Brass Check Valve and Key Lock Direct OEM replacement Gravity spout accepts either 1-1/4 or 1-3/8 water fill hose Lead free brass city check valve with 1/2" MPT Cutout Dimensions: 4-3/4 Height x 5-7/8 Width; Outside Dimensions: 6-1/2 Height x 7-5/8 Width Collar Depth: 1-1/2; Total Depth: 3-1/4