Oval window air conditioner 18000 BTU is a powerful and practical cooling device (often manufactured to Haier factory specifications) and is suitable for cooling medium-sized spaces efficiently. Up to 18,000 BTU (suitable for 1.5 tons). Cooling type: Mostly cool only. Climate type: T3 climate class to withstand high temperatures in summer. Features: Copper pipes and gold fins to increase lifespan and cooling efficiency. Covered area: Covers an approximate area ranging from 22 to 30 square meters (depending on ceiling height and room insulation). Free delivery and installation within Madinah