Air Diffusion Australia

Made from recycled materials and manufactured
in Australia, our polyester insulation is a safe,
sustainable, and long-lasting solution for
healthier homes and commercial spaces.

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WINTER COVER

A cover protects your Evaporative Unit
from the winter elements, and
prevent cool draughts entering the home.

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Featured Products

Aluminium Grilles

Plastic Grilles

Flexible Duct

Refrigeration AC Parts

Why We’re Trusted Nationwide

We don’t just talk performance – we live it. With branches across the country, a massive product range, and a commitment to high-quality service, we’re equipped to meet your HVAC needs at every level. From residential homes to large commercial projects we have the product range, experience and expertise to supply.

Branches across 4 states (SA, VIC, QLD, NSW & NT)

Manufacturing Facilities producing high-quality products locally

HVAC Products available. Trusted by professionals nationwide.

Two Trusted Brands

With 12 branches across Australia, we unite two industry-leading brands – Air Diffusion Australia and Paltech – to deliver unmatched HVAC expertise and innovation.

Air Diffusion Australia, established in 1989, operates seven branches across South Australia, Queensland, New South Wales and the Northern Territory, offering a wide range of high-quality HVAC components.

Paltech, founded in 1991, serves Victoria through five strategic locations, specialising in ducted heating and cooling products. Since joining the ADA Group, Paltech has expanded its offerings to include specialised HVAC solutions.

Why Choose Us?

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

35 years
experience

Large range of
HVAC items

Delivery from $10
or pick up in-store

News & Promotions

ADA opens branch in NSW

ADA has officially opened its first New South Wales branch in Glendenning, Sydney, marking another significant milestone in the company’s continued national growth.

Commercial HVAC Solutions

ADA supports projects of all sizes with custom HVAC components - trusted on builds across healthcare, retail and education nationwide.

ADA expands into Victoria

ADA acquires the business assets of Paltech Corporation (Aust) Pty Ltd marking a new chapter for both companies.

ADA Duct Board™ Powers FMC Upgrade

The $185.5m FMC upgrade features ADA Duct Board™ delivering safety, sustainability and total system efficiency.

Expanding across Australia

We’re here to help – Wherever you are

With branches in SA, VIC, QLD, NSW and NT, getting in touch with us is simple. Whether you have a question about our products, need support, or want to make an enquiry, we're here to help. We also offer reliable delivery Australia-wide, so no matter where you're located, you can access our full range of products. Find your nearest store and connect with us today!