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Another important distinction lies in who installs and maintains these systems. While many heat pump systems are handled by plumbers, Gomez emphasises that heat pumps are fundamentally refrigeration systems, often beyond the expertise of general plumbing contractors. As heat pump installations grow in sophistication, he sees a natural convergence between the airconditioning and plumbing industries – a trend likely to shape the future of HVAC and water heating solutions.
Whether in schools, hospitals, residential complexes or commercial facilities, heat pumps are proving to be a reliable, efficient and cost-effective solution for hot water needs. By leveraging air-conditioning principles and simplifying the system design, manufacturers like MD Airconditioning are making it easier and more affordable for institutions to make the switch.
As the Lydenburg case study demonstrates, real-world savings and verified performance are quickly turning heat pumps from a niche option into a mainstream essential.
THE LEONARDO CASE STUDY IN COST RECOVERY Roger Fawcett, founder of Mr Heat Pump, is among the industry veterans championing the emergence of heat pumps – once considered niche or residential-only – as a viable technology in the commercial HVAC sector, pointing to both cost and performance advantages in real-world applications.
Mr Heat Pump’ s flagship commercial project is the installation at The Leonardo, Africa’ s tallest building, a 55-storey mixeduse tower in Sandton. Here, heat pumps were deployed for large-scale hot water and climate control. The result? A capital expenditure of R4-million was recouped in just 14 months through energy savings alone.
“ Commercial heat pumps are where the big
Roger Fawcett, founder of Mr Heat Pump.
Michael Carter, wet engineer: AI Hot Water Company.
Image by © RACA Journal Image by © RACA Journal
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RACA Journal I October 2025 www. refrigerationandaircon. co. za