Williams Montara Heat Pumps: Scrutiny of Capacity and Efficiency Claims Selecting HVAC equipment requires careful review of efficiency ratings and compliance standards. The discussion outlines reported inconsistencies in published performance data, testing practices, and regulatory expectations, while addressing broader Montara Heat Pump efficiency concerns. It underscores the importance of verified certifications and accurate specifications when evaluating heating and cooling systems. Read more: https://uruboo.com/blogs/18508/Williams-Montara-Heat-Pumps-Scrutiny-of-Capacity-and-Efficiency-Claims