The JR Products Gravity Water Hatch accepts either a 1-1/4" or 1-3/8" water fill hose and includes a tank vent connection. Both UV and impact resistant, it is also resistant to road salts and acids. Cutout Dimensions: 4-3/4" H x 4-1/4" W. Outside Dimensions: 6-1/2" H x 6" W. Collar Depth: 1-1/2". Total Depth: 3".
