www. refrigerationandaircon. co. za RACA Journal I June 2025 47
Events and Exhibitions labour strike in 2014. When employees went on strike at a critical point in several major projects, the company refused to be derailed. Instead of yielding to pressure, leadership took direct action— informing clients of the situation and committing to completing the projects on time. The company’ s management and remaining staff worked tirelessly, even receiving additional labour support from building contractors who admired Techni Cool-Air Contracts’ dedication.“ The result? The projects were completed ahead of schedule, reinforcing the company’ s reputation for reliability and determination,” says du Toit.
The company has integrated energy-efficient solutions, such as heat exchange systems, booster pumps for hospitals and solar-powered refrigeration units. A notable recent project involved a large-scale hospital installation where Techni Cool-Air Contracts incorporated VRV / VRF systems with heat exchangers to boost water temperatures to 65 ° C for Intensive Care Unit( ICU)’ s and wards while conditioning operating theatres, thereby improving efficiency.
DEFINING PROJECTS THAT SHAPED TECHNI COOL-AIR CONTRACTS REPUTATION
Over the years, Techni Cool-Air Contracts has undertaken numerous projects that have cemented its reputation as a leader in HVAC and refrigeration. Among its most defining contracts was a significant project for Eskom. This involved a sophisticated heat-exchange system for the utility provider, including cooling mechanisms for transformer fusing— a process requiring extreme precision due to the enormous energy involved.
Another milestone was Techni Cool-Air Contracts early adoption of VRV / VRF and inverter systems for EXXARO mine in Lephalale back in 2012. The company’ s ability to execute such an advanced installation set it apart as an early adopter of cutting-edge HVAC solutions. The company’ s experience in underground air conditioning also dates back to 1996, when it installed systems for training centres within Rustenburg Platinum Mines, demonstrating its longstanding expertise in the field.
One of Techni Cool-Air Contracts’ most challenging ventures took place in Kuruman in the Northen Cape, an area known for its extreme heat, earning it the nickname‘ Hot as Hell’. The unforgiving climate required an adaptive work schedule where labourers had to cease operations during peak heat hours and resume later. The project involved inverter technology, solar collectors for hot water and underfloor heating in an early venture into renewable energy integration.
Looking ahead, Techni Cool-Air Contracts recognises that South Africa’ s biggest challenge in the HVAC and refrigeration industry will be energy efficiency. With increasing demand across various sectors, the country ' s power infrastructure struggles to keep up. As a result, energyefficient systems are becoming more critical than ever. Techni Cool-Air Contracts is positioning itself to lead in this space by partnering with key global manufacturers like Daikin, Mitsubishi, Hisense, Metraclark, Gree and Toshiba— companies that are driving advancements in energyefficient HVAC and refrigeration technology.
“ A promising development in the field is generator-powered VRV / VRF condensers, which integrate a built-in power source. While this innovation is gaining traction in markets like Japan, the high cost of diesel in South Africa presents a challenge for widespread adoption. Nevertheless, we remain open to exploring alternative energy sources to reduce HVAC systems’ reliance on the national grid,” says Du Toit and added that,“ we should not forget a very important component‘ insulation’- which is the basis of energy efficiency by creating greener spaces”. RACA
www. refrigerationandaircon. co. za RACA Journal I June 2025 47