Older Home (Drafty) · 1,600–2,200 ft²
Mild Climate
BTU & Cost Estimate
BTU Required
69,575
BTU/hr
AC Tonnage
6
1 ton = 12,000 BTU/hr
Installation Cost
$21,000 - $36,000
USD
How we calculate
Base area (2,200 ft²) × BTU per sq ft (25)55,000 BTU
× Load Factor (1.15)63,250 BTU
+ Safety Margin (10%)69,575 BTU
Final BTU Estimate69,575 BTU → 6 Ton