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

ISSN 1812-772X

ISSN 1812-772X

February 2024 I Vol 39 No 12

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

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

SUB-EDITOR : Megan O ’ Connor | megan @ interactmedia . co . za

DESIGN AND LAYOUT : Marike Groot | marike @ maryandme . co . za PROCESS CO-ORDINATOR : Lebo Bucibo | lebo @ interactmedia . co . za

REGULAR CONTRIBUTORS Grant Laidlaw , Barney Richardson and Michael Young

REGULARS 1 Hot and chilled 23 Hurter takes his varsity hobby to business success 42 Products 44 Brandlistings 48 Final fix

NEWS 3 Congratulations to HVAC Distributors on their 10th anniversary 7 New container-type data centre with immersion / air-cooled hybrid cooling system 8 Complex HVAC installation at Eastgate Mall

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

ASSOCIATIONS 11 SAIRAC Cape Town Centre year-end luncheon

TRAINING 12 Insights from ACRA for African delegates

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 .

FEATURE 15 Data centre development picking up steam

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 .

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 .

PROJECT 24 Wits University exam venue gets CESA award-winning makeover

CONTRIBUTORS 34 Welcome to the solutions page 37 The case for gas engine VRF systems

TECHNICAL 40 The potential of propane as a refrigerant

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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Wits University exam venue gets CESA awardwinning makeover

Cover Credit : RACA Journal