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Air Diffusion Agencies Pty Ltd

99-109 Frederick Street, WELLAND SA 5007


52 008 267 221


(08) 811 63600


0413 688 124


(08) 811 63605



Key Personnel

Bill Threadgold Managing Director Anthony Bratolli National Sales Manager Grant Oates Commercial Estimator Vic Bishop Commercial Estimator Franz Juraschek Manufacturing Manager - Salisbury Barry McLaughlin State Manager - QLD Travis Cooling State Manager - NT Lenice Vayro Store Manager - SA

Industry Accreditations

Air Diffusion Agencies Pty Ltd is Green Star Accredited
Air Diffusion Agencies Pty Ltd is NATA Accredited

General Information

Air Diffusion Agencies is a renowned Australian manufacturer of state of the art accessories and technologies to provide you with a comprehensive range of components for your heating ventilating, and/or air- conditioning (HVAC) system.

We are a leading Australian supplier of quality air conditioning equipment and refrigeration components to the industry, and a holder of several patented  products. We offer a complete range of products including air diffusers, flexible ducting, fittings, ductboard, sheetmetal, zoning equipment, combustion heating components, spare parts and units.

Fields of Expertise

  • Domestic and Commercial Air Conditioning Components
  • Sheet Metal Duct fabrication
  • Duct board manufacturing
  • Flexible duct manufacturing
  • Aluminium Grille manufacturing
  • Polyester Insulation manufacturing
  • Gas and Combustion Heating flue kit manufacturing
  • Commercial estimating
  • Large range of innovative patented products
  • Evaporative spare parts
  • Air Conditioning Units
  • Refrigeration controls and tools
  • Anti-Vibration Equipment including patented Seismic Rubber Mounts
  • Patented Duct Suspension System



Recent Projects

Project Year Value
New Royal Adelaide Hospital 2017
Plenary Building Adelaide Convention Centre 2016
Flinders Medical Centre 6th Storey rehabilitation building 2017
Uni SA The Great Hall 2017
East Park Apartments 2017
Jurlique Campus 2017
HQ Nightclub 2017
The Festival Centre refurbishment 2017
SAHMRI Building Adelaide 2016
St Johns Grammar School Performing Arts Centre 2017
Lady Burra Brewery Topham Mall 2017
Findon Pool 2017