Older Home (Drafty) · 1,200–1,600 ft²
Cold Climate
BTU & Cost Estimate
BTU Required
70,840
BTU/hr
AC Tonnage
6
1 ton = 12,000 BTU/hr
Installation Cost
$21,000 - $36,000
USD
How we calculate
Base area (1,600 ft²) × BTU per sq ft (35)56,000 BTU
× Load Factor (1.15)64,400 BTU
+ Safety Margin (10%)70,840 BTU
Final BTU Estimate70,840 BTU → 6 Ton