News archive for May, 2026
Exhaust Air Heat Pumps in Part L 2026
Posted on May 6th 2026
EAHPs are currently struggling to enable Part L 2026 compliance calculations for typical apartments, with only a single product producing positive results. We expect that this will change after further testing and manufacturer updates. EAHPs provide low carbon heating and hot water with an additional benefit of some cooling making them useful to address Part O requirements. Their performance to …