A. The AUTOTERM AT0023 (I15-C09) Floor Mounting Bracket is designed to securely mount an AUTOTERM Air 2D diesel air heater through the floor of a vehicle or vessel. It provides a stable mounting platform while routing the combustion air intake, exhaust, and fuel connections beneath the floor for a clean, professional installation. The bracket is ideal for camper vans, RVs, trucks, boats, and other mobile heating applications where space efficiency and reliable mounting are important.