| 77 Active Refrigeration CONTRACTING activerefrigeration.co.nz Active Refrigeration designs highperformance refrigeration, HVAC and heat recovery systems that reduce energy use, lower operating costs and deliver reliable, long-term performance. Smarter Energy. Stronger Performance. Proud to be recognised as an Energy Awards nominee. Heat Recovery Solutions System Engineering & Design 24/7 Service & Maintenance Commercial Refrigeration HVAC & Air Conditioning info@activerefrig.co.nz | ( 03 ) 339 2617 The second stage of heating is used from an external heat source – the Mataura River in the case of Mataura – to generate around about 55 degrees Celsius.
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