Accepts either 1-1/4" or 1-3/8" water fill hose. Has a tank vent connection. Direct OEM replacement. UV and impact resistant. Resistant to road salts and acids; paintable. Cutout Dim: 4-3/4" h x 4-1/4" w. Outside Dim: 6-1/2" h x 6" w. Collar Depth: 1-1/2". Total Depth: 3".

 PROP 65 WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling. For more information, visit www.P65Warnings.ca.gov