RACA Journal August 2023 | Page 4

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Africa ’ s only monthly publication serving the HEVAC & R sectors
ISSN 1812-772X

Contents

ISSN 1812-772X
August 2023 I Vol 39 No 6
PUBLISHER DETAILS
PUBLISHED BY INTERACT MEDIA DEFINED ( PTY ) LTD 13A Riley Rd , Bedfordview 2009 , 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 : Estelle Thurtle | estelle @ interactmedia . co . za
DESIGN AND LAYOUT : Glyniss Bone | glyniss @ interactmedia . co . za PROCESS COORDINATOR : Lebo Bucibo | lebo @ interactmedia . co . za
REGULAR CONTRIBUTORS Grant Laidlaw , Barney Richardson 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
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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 .
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 .
When measurement matters
Jan - Mar 2023 Print : 3 175 Online : 3 781
REGULARS
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Hot and chilled
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Pat Burke ’ s 20 + years as Group CEO of RPM Engineering
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Products
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Brandlistings
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Final fix
INTERNATIONAL NEWS 3 Rediscover a new way to reduce your costs in food production facilities
ASSOCIATIONS 5 Achieving Net Zero : The HVAC & R industry ’ s vital role in decarbonisation 11 Training to take centre stage at SARACCA and SAQCC Gas 13 John Geoffrey Parry : 19 June 1955 – 10 June 2023
EVENTS AND EXHIBITIONS
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Frigair 2025 will feature the latest in design , technology and trends
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Livance Dealer Conference 2023 reveals new product lines
BUSINESS
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Africa-OSH Expo discusses draft OHS Amendment Bill in construction
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Assisting occupational-based qualifications
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5 ways to grow your HVAC installation and repair business
FEATURES 26 The strangest batteries : an ice maker that chills a building
PROJECT 34 Nelson Mandela Square : honouring an icon
CONTRIBUTORS
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Welcome to the solutions page
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Slow-burn refrigeration practitioner registration
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Air change rates in cleanroom HVAC design
TECHNICAL 48 Propane as a refrigerant : applications , specialties , handling

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Cover sponsored by Service First Agengies ( Pty ) Ltd
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Nelson Mandela Square : honouring an icon
RACA Journal I August 2023
Refrigeration and Air Conditioning Africa
ISSN1812-772X | R87.73 August 2023 | Vol 39 No . 6
Heating | Energy | Ventilation | Air Conditioning | Refrigeration
NEWS Rediscover a new way to reduce your costs in food production facilities
ASSOCIATIONS ASHRAE ’ s Prof Timothy G Wentz : First presentation
FEATURE Thermal storage : Cover sponsored by Service First Agengies ( Pty ) Ltd
www . refrigerationandaircon . co . za
PROJECT Nelson Mandela Square : honouring an icon .
Cover Credit : RPM Consulting Engineers