Designline Air Conditioner Investigation A class action investigation is examining whether certain Designline Air Conditioner models were marketed with energy efficiency ratings that may not comply with U.S. Department of Energy requirements. The review focuses on potential differences between published performance data and federally mandated SEER2 testing results. Investigators are assessing whether these discrepancies could have affected purchasing decisions, regulatory compliance, and actual operating costs for users. Visit us: https://designline-class-action-investigation.com/