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PROJECT
Green solution for Parkwood on the Greens
Supplied by
The Fourways Group, edited by Tanya Olckers
The leafy suburb of Parkwood has been a well-known part of Johannesburg for ages. From quirky shops and gorgeous homes, the suburb forms part of the area popularly known as The Parks. Parkwood on the Greens provides a tranquil city retreat for residents.
When it comes to large-scale residential developments, efficiency and sustainability are no longer optional, they’ re essential. That’ s why the newly constructed Parkwood on the Greens multi-apartment block turned to Alliance for a reliable, energy-saving hot water solution that meets the demands of multiple tenants without relying on costly backup elements.
Delivering smart, energy-efficient heating With sustainability at the core of the project, Solar Heat Exchangers was brought on as the contractor for the water heating system, with AllyCiv Consulting Engineers designing the wet services. The goal? To provide a high-performance hot water system that delivers consistent supply while drastically reducing energy consumption.
Wet Service- ALLYCIV Wet Services Engineers Hot water contractor Solar Heat Exchangers Suppliers – Alliance & Solar Heat Accumulators
The installation: powerful and reliable To ensure maximum efficiency, the project required:
• 2 x ALLHTC135R134 high-temperature heat pumps
• 2 x 9000L Solar Heat Accumulators( 96kW element backup)
• Ring main circulation pumps – Grundfos Magna 3
• Heat pump circulation pumps – Wilo Medana
With a total heating capacity of 270kW, this system is built to effortlessly handle the building’ s hot water demand. The result? A saving of up to 70 % compared to traditional water heating methods, dramatically lowering operational costs while reducing environmental impact.
Overcoming installation challenges Every large-scale installation comes with its own complexities, and Parkwood on the Greens was no exception. The limited access to the plant room area meant the heat pumps had to be disassembled and reassembled on-site, ensuring a seamless fit into the designated
All images supplied by The Fourways Group
Piping at Parkwood on the Greens
www. plumbingafrica. co. za @ plumbingonline @ plumbingonline @ PlumbingAfricaOnline September 2025 Volume 31 I Number 07