Africa ’ s only monthly publication serving the HEVAC & R sectors

ISSN 1812-772X

ISSN 1812-772X

March 2025 I Vol 41 No 01

PUBLISHER DETAILS

PUBLISHED BY INTERACT MEDIA DEFINED ( PTY ) LTD 13A Riley Rd , Bedfordview , 2007 , South Africa PO Box 695 , Edenvale , 1610 Tel : + 27 ( 0 ) 11 579 4940 | Web : www . interactmedia . co . za

PUBLISHING UNIT LEAD : Dale Macnamara | dale @ interactmedia . co . za EDITOR : Eamonn Ryan | eamonn @ interactmedia . co . za

ADVERTISING EXTERNAL SALES Dale Macnamara | sales @ interactmedia . co . za Chandre van Aswegen | chandre @ interactmedia . co . za

NEWS 3 Changes to SARACCA ’ s NEC announced

SUBSCRIPTIONS : Ralph Shongwe | ralph @ interactmedia . co . za

SUB-EDITOR : Tanya Olckers | tanya @ interactmedia . co . za

DESIGN AND LAYOUT : Ruan Coetzee | ruan @ interactmedia . co . za PROCESS CO-ORDINATOR : Royce Headger | royce @ interactmedia . co . za

REGULAR CONTRIBUTORS Grant Laidlaw , Ryan Rennie and Michael Young

ADVISORY COMMITTEE Grant Laidlaw , John Parry , Pat Burke , Graeme Page and Willem van der Westhuizen

MANAGEMENT Operations / Finance : Sean Macnamara | sean @ interactmedia . co . za Finance : Laetitia Arnott | laetitia @ interactmedia . co . za

PRINTER : Typo Colour Printing Specialists

DISTRIBUTION / MAILING : distribution @ interactmedia . co . za

ENVIRONMENT-FRIENDLY PRINTING : All paper is sourced from the Forest Stewardship Council and Chain of Custody-certified suppliers . All wastepaper from the plant is recycled . All used plates are recycled . All new printing equipment is purchased for low energy-consumption levels and low volatile organic-compound emissions .

DISCLAIMER : While every reasonable precaution has been taken to ensure the accuracy of the advice and information given , neither the editor , publisher , proprietor , staff , nor any official body represented or published in this issue , will accept responsibility for any damages , loss , injuries , or false claims that may arise or be made in the content . Including but not limited to any references to gender , religion , politics , ethnicity , or personal preferences of any editorial contribution whether an industry expert , advertiser through sponsored or paid content or contract writer . We subscribe to the Code of Conduct of the Advertising Regulatory Board ( info @ arb . co . za ) and the Press Ombudsman ( see below ). Disclaimers by individual companies are hereby overridden by this disclaimer .

ASSOCIATIONS 5 The journey to a better world : a refrigeration perspective ( Part 3 ) 9 SADC RAC President Manyukwa opens third regional meeting

BUSINESS 13 Pimp your ride 16 ABB showcases ventilation on demand for underground mines solutions at

Electra Mining

EVENTS AND EXHIBITIONS 19 Discover , learn and connect – sign up for FRIGAIR 2025 now !

FEATURE 25 Heat pumps head the multi-purpose innovation race

PROJECT 31 Eco-friendly airconditioning system upgrades

CONTRIBUTORS 37 Welcome to the solutions page

TECHNICAL 41 SAIRAC Cape Town Tech Talk illuminates air quality and filtration

COPYRIGHT : Reproduction of any of the content and photographs is expressly forbidden in terms of the Copyright Act of 1987 with all amendments . All requests to reproduce must be made in writing to the publisher and such confirmation must be given in writing before proceeding . A copy of where the reproduction was published must be supplied to the publisher at the above address . All publication and exhibition titles are registered as trademarks in terms of the Trademarks Act of 1993 and are held by Interact Media Defined ( Pty ) Ltd , Reg No 2014 / 092774 / 07 .

PRESS OMBUDSMAN : This publication has committed itself to maintain the highest standards of journalism as embodied in the Press Code of Professional Practice . If you believe we have failed to report news and comment accurately , honestly and fairly , you may lodge a complaint with the Press Ombudsman either by email , letter , or by telephoning the office for the procedure to be followed . Tel : + 27 ( 0 ) 11 484 3612 / 8 | Email : enquiries @ ombudsman . org . za Website : www . presscouncil . org . za for the press code and / or the complaints form .

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