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Equipment Guide6 min read

Repair or Replace: A Decision Framework

Facing expensive HVAC repairs raises difficult questions. Here's a rational approach to the repair versus replace decision.

By Tom RichardsonPublished July 13, 2021Updated June 9, 2024

Every homeowner eventually confronts this choice: invest in repairing aging equipment or buy new. Neither answer is automatically correct.

The 50% Rule

When repair costs exceed half of replacement cost, replacement typically makes better sense. A $2,800 repair on equipment costing $5,500 to replace suggests replacement.

Age Considerations

Factor remaining useful life:

  • **Under 10 years**: Repair usually justifies
  • **10-15 years**: Careful evaluation needed
  • **Over 15 years**: Replacement often provides better value

Efficiency Gains

Older equipment runs significantly less efficiently than modern systems. A 15-year-old unit might operate 35-40% less efficiently than current equipment. Those ongoing savings offset higher replacement costs.

Repair History

First major repair? Probably worth fixing. Third repair in recent years? Pattern indicates more failures coming.

Refrigerant Factors

Systems using R-22 refrigerant face rising costs as supplies diminish. Transitioning to R-410A equipment avoids escalating expenses.

Comfort Quality

Does the current system actually keep you comfortable? Older equipment may technically function while delivering inconsistent temperatures or poor humidity control. New systems solve these issues.

Decision Guide

**Favor repair when:** - System under 10 years old - Repair under 50% of replacement - First significant repair - Good maintenance history

**Favor replacement when:** - System over 15 years - Repair over 50% of replacement - Multiple recent repairs - R-22 refrigerant - Ongoing comfort issues

Honest Advice

We evaluate situations honestly and explain all options. Sometimes we recommend repairs even when replacement would generate more revenue. Building long-term relationships matters more than any single sale.

Facing a difficult decision? Let us help you think through it clearly.

repairreplacementdecisionbuying guide

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