1. air source heat pump,hot water heater; 2. used for swimming pool,hotel, etc; 3. environment ... source heat pump water heaterBrief introductionAir source heat pump water heater is one of the most advanced water heating equipments. ... work when the air temperature is -5°C, and provide 60°C hot water.Features:1. Environment friendly: no air ... ,35kw,70kw RWC series air source heat pump water heater