Calorex Pro-Pac heat pumps are specifically designed for swimming pool heating. Heat pumps are recognized as the most sustainable way to dynamically heat swimming pool water and with a Calorex heat pump you will save both energy and operating costs. Calorex Pro-Pac Y heat pumps are designed to operate in air temperatures as low as -15 Deg Celcius and are ideally suited for heating indoor or outdoor pools.

Advantages of a heat pump

• Up to 400% operating cost and carbon saving against direct electric heaters
• Up to 34% operating cost saving against fossil fuel boilers
• Up to 50% carbon saving against fossil fuel boilers
• No flues or fuel storage tanks
• Minimal maintenance
• Easy to retrofit to existing swimming pool systems



Key advantages at a glance

• Designed and built in the UK to ISO 9001, for the UK climate
• Purpose designed components for swimming pool heating
• Can be installed outside or in a plant room
• High efficiency spiral wound tube in tube Titanium condenser
• Leading brand rotary or scroll compressors
• Water flow switch
• Pool pump synchronisation control
• Remote thermostat options
• Capacities from 8kw to 22kw
• Choice of single or three phase
• Soft start options
• Nationwide service
• Pro-Pac “Y” models are fitted with reverse cycle defrost and will operate in air temperatures as low as -15 C, therefore they are suitable for all season use and indoor swimming pools.