Local expertise 24/7
Because when refrigeration fails everything stops
SERVICES
Your complete refrigeration solution provider
Industrial Ammonia Refrigeration
Ammonia is a highly efficient but high-risk refrigerant that demands specialist knowledge. Prime Thermal’s technicians are trained and experienced in ammonia systems, with local and international expertise.
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Large-scale ammonia plant servicing and maintenance
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Compressor rebuilds and plant upgrades
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Pump-outs, commissioning, and system modifications
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Compliance documentation, reporting, and safety management
Cool Stores, Freezers & Blast Chilling
We support temperature-critical environments across food processing, brewing, and manufacturing.
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Cool stores, chillers, and freezer systems
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Blast freezing tunnels and production freezing
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Glycol systems for processing and storage
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Performance optimisation to protect product quality
Commercial HVAC & Chilled Water Systems
Prime Thermal delivers reliable HVAC and refrigeration solutions for complex commercial sites.
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Central chilled-water chiller plants
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Air-conditioning, air handlers, and fresh-air systems
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Hospitality refrigeration and glycol beer systems
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BMS fault-finding and collaborative troubleshooting
Maintenance, Compliance & Shutdowns
We specialise in keeping systems running safely, efficiently, and compliantly.
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Weekly, monthly, and three-monthly servicing programmes
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Detailed Field Service Reports (FSRs) for traceability
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IQP-aligned servicing and compliance support
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Shutdown planning and execution within tight timeframes
Looking Ahead: CO₂ Refrigeration
While ammonia remains a core focus, Prime Thermal is actively preparing for the future of refrigeration. We are already installing and maintaining CO₂ refrigeration systems, including blast freezers, and have major CO₂ plant upgrades in the pipeline. As the industry transitions toward lower-GWP refrigerants, our team is investing in capability, training, and real-world project experience to support clients through that shift with confidence.
24/7 Support & Remote Diagnostics
When refrigeration is business-critical, response time matters.
24/7 call-out availability
Remote access to control systems for fast diagnosis
Reduced downtime through early fault detection
Long-term partnerships focused on reliability and continuity
Featured Projects
Greenlea Meats
Duck Island Ice Cream
Good George Brewing
Sky City
Te Hoe Home Kill
Oak Berry Packhouse
TESTIMONIALS
What our clients are saying
We have worked with the team at Prime Thermal for a long number of years now and they are highly regarded at Good George as a preferred supplier. Being an operational brewery and hospitality group we can be very demanding as parts of our business are operating 7 days a week, both day and night.
Prime Thermal consistently meet our needs and do so in a timely manner. Their level of expertise and workmanship is always of a very high standard and quality which provides us
the confidence we need in our business.
We would recommend their business and service levels to anyone.
Flynnie (Kevin Flynn),
COO Good George Brewing
We are privileged to have our refrigeration plants and associated auxiliary equipment maintained by a friendly and professional team of engineers. Their approach, dedication and commitment to maintaining our plants at the highest standard provides us the confidence we require in a very demanding industry.
I would not have any hesitation in recommending Prime Thermal to any
potential clients.