The answer to 'replacement or replacement' is that replacement is generally recommended over repair for older HVAC systems. While repairs can sometimes extend the life of an HVAC system, replacement is often the better long-term solution, especially for systems over 10-15 years old. Newer HVAC systems are more energy-efficient, reliable, and offer improved features compared to older models.
Replacement provides benefits like lower energy bills, better indoor air quality, and increased home comfort. The upfront cost is higher than a repair, but the long-term savings and improved performance usually make replacement the smarter choice for most homeowners.