4 heat-pump models in EPRELPEARL GmbHModels4Top typeAir-to-air (3)Top refrigerantR290 (3)Heat pump typesAir-to-air3 (75%)HP water heater1 (25%)RefrigerantsR2903 (75%)Top models by SCOPNX-9766-675APR R290NC-7501-675APPR R290ZX-7072-675APR R290ZX-8314-675ASee all 4 models →