6 heat-pump models in EPRELGLOBAL PIPING SYSTEMS, SLModels6Avg SCOP4.50Across all listed modelsTop typeAir-to-water (6)Heat pump typesAir-to-water6 (100%)Top models by SCOPAeroPremium 8kW R32 ACF8-BAPPPSCOP 4.92kW 6AeroGreen 22kW R290 ACF22-DAPPPSCOP 4.85kW 13AeroGreen 9kW R290 ACF9-DAPPPSCOP 4.53kW 6AeroPlus 12kW R32 ACF12AAPPSCOP 4.30kW 8AC-FIX AeroGreen 15kW R290 ACF15T-DAPPPSCOP 4.28kW 10AeroPlus 20kW R32 ACF20AAPPSCOP 4.10kW 13See all 6 models →