Through-the-Wall Wine Guardian cooling systems are available with a sleek, modern design to match the unique style of today's wine cellar. Perfect for small to mid-sized cellars, this innovative system offers exceptional air 1/21/2ow and maintains optimal temperature and humidity - all with the quietest operation in its class. The 99H0241-10 is a self-contained 2200 BTUH unit that can cool up to an 1500 cubic foot enclosure.