AIRAH’s Design Application (DA) manuals are technical publications to assist you in your day-to-day work in the HVAC&R industry.

AIRAH continues to update its DA manuals to align them to industry standards and maintain best practices.

AIRAH members get free digital access to a selection of our DA manuals, as well as discounted rates on hard copies

Non-members can order hard copy releases at their full price.

DA08, DA27, DA28, and DA29 are part of AIRAH’s EOFY sale, on until July 31, 2020. Please click here for information on ordering discounted copies of these technical resources. 


Latest releases

DA12 Energy Efficiency in Cold Rooms is a new Design Application (DA) manual in AIRAH's collection of technical resources, scheduled for an April 2020 release.

As the definitive reference for walk-in cold room energy efficiency in Australia, this manual is designed for engineers, refrigeration technicians and contractors, as well as equipment owners, operators and specifiers.

Using DA12 will help all stakeholders overcome the barriers to improved energy efficiency in cold room operation. Anyone involved in the design, construction, commissioning, operation, maintenance and documentation of energy-efficient walk-in cool rooms and freezers should keep a copy of this manual handy.

Click here for more information

Also explore

The 2019 update to DA19 HVACR Maintenance

In October 2019, AIRAH released a major update to DA19 HVAC&R Maintenance, alongside Specifying a Maintenance Package with DA19 – an online user guide designed to assist building owners and managers to better understand the steps they need to take when using DA19 to specify their maintenance needs.

DA19 has been the definitive reference for HVAC&R maintenance in Australia for more than 20 years. It is used throughout the Australian property, facility management and HVAC&R maintenance industries. Now in its fourth edition, DA19 has been developed with considerable industry engagement and features significant updates relating to energy efficiency, system sustainability, asset management and the digitisation of maintenance (smart maintenance).

DA Manuals


DA01 Centrifugal Pumps

Published: 2013 | Pages: 100 

DA09 Air Conditioning Load Estimation

Published: 1998 | Pages: 218

DA15 Air Filters and Cleaning Devices

Published: 2019 | Pages: 152

DA19 HVAC&R Maintenance

Published: 2019 | Pages: 208

DA26 Indoor Air Quality

Published: 2004 | Pages: 125

DA02 Noise Control

Published: 1995 | Pages: 96

DA11 Steam and Condensate

Published: 1998 | Pages: 50

DA16 Air Conditioning Water Piping

Published: 1994 | Pages: 135

DA20 Humid Tropical Air Conditioning

Published: 2016 | Pages: 140

DA27 Building Commissioning

Published: 2011 | Pages: 90

DA03 Ductwork for Air Conditioning

Published: 1987 | Pages: 114

DA12 Energy Efficiency in Cold Rooms

Published: 2020 | Pages: 72

DA17 Cooling Towers

Published: 2014 | Pages: 103

DA21 Ammonia Refrigeration

Published: 2000 | Pages: 97

DA28 Building Management and Control Systems (BMCS)

Published: 2011 | Pages: 118

DA08 HVAC&R – An Introduction

Published: 1998 | Pages: 51 

DA13 Fans

Published: 2013 | Pages: 106

DA18 Water Treatment

Published: 1998 | Pages: 82

DA24 Water Systems Balancing

Published: 2003 | Pages: 68

DA29 Evaporative Air Cooling Systems

Published: 2011 | Pages: 62