The Camco 30 in ID x 2-1/4 in D aluminum water heater drain pan collects and drains off leaking water or water from an activated T and P valve. For gas or electric water heaters. Will not rust, corrode or crack. Includes 1 in drain fitting. Pre-cut side opening for drain fitting. Camco Drain Pan, Side, For Use With: Electric/Gas Water Heater, Aluminum, 30 in ID x 2-1/4 in D, Domestic