Air Conditioner BTU Calculator — Free Online Tool
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Air Conditioner BTU Calculator

Calculate required cooling capacity and AC tonnage

Formula: Cooling Capacity (BTU/hr) = Room Area (sq ft) × Base BTU Factor × Sun Exposure Multiplier
Room & Load Parameters

Calculation Results

⚠️ Air conditioner sizing estimations depend on insulation quality, local climate, ceiling height, and window orientation. Always consult an HVAC specialist before purchasing permanent equipment.

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