In departure from norm, the heat pump will supply hot water for both space heating and domestic use in small commercial operations.
Biaggini’s system is one of the first of its kind to use CO2 as the refrigerant in dual-duty air conditioning/heating system, the company said.
Chateraise purchased the transcritical system from Miyazawa, which signed an exclusive sales agreement with SCM Frigo last year.
Italian contributions to the natural refrigerant industry include Epta’s FTE CO2 system and a strong expertise in R290 plug-in units.
The deal makes the Italian firm one of the biggest refrigeration heat exchanger makers.
Since 2016, Plus has been installing adiabatic gas coolers in all its new CO2 transcritical-based supermarkets.