Camco Wall Saver Plastic Tankless Water Heater Pan 16 in. H X 20-1/2 in. L X 13 in. W

The Wall Saver allows for easier routine maintenance flushing and helps protect floors and walls from leaks. Made of injection-molded no-break polypropylene: will not rust, corrode or crack. Wall-mounted drain pan fits under most whole-house tankless water heaters and is required by building codes.