Flex Distribution Blog

HVAC efficiency

  • What is the Difference Between SEER / HSPF and SEER2 / HSPF2

    The SEER2 and HSPF2 ratings are updated, more accurate versions of SEER and HSPF that reflect real-world operating conditions. While the numerical values may be lower, the systems are just as efficient—if not more so—when installed and operated in actual home environments.