5 heat-pump models in EPRELGrento LtdModels5Top typeAir-to-air (5)Top refrigerantR32 (5)Heat pump typesAir-to-air5 (100%)RefrigerantsR325 (100%)Top models by SCOPGRA12CH3APkW 2.7R R32GRA12MB1AAPkW 2.6R R32GRA18CH3APkW 4.2R R32GRA 12CH4APPkW 3.2R R32GRA12CH35APkW 2.7R R32See all 5 models →