Loading. Please wait. Home Shop By Room Size Choose your subcategory below Split System For 150 sq ft Room Split System For 300 Sq Ft Room Split System For 500 Sq ft Rooms 500-750 sq ft - 18000 Btu's 750-1000 sq ft - 24000 Btu's 1000-1300 sq ft - 30000 Btu's 1300-1500 sq ft - 36,000 Btu's 1500-1750 sq ft - 42,000 Btu's 1750-2000 sq ft - 48,000 Btu's