Australia's Premium HVAC Supplier

Your National HVAC Supply Partner

GDIS supplies premium HVAC systems and heat pump solutions direct to trade businesses, contractors and developers across Australia. Two warehouse locations. National freight. Wholesale pricing.

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What We Supply

Complete HVAC Supply Solutions

From large commercial HVAC systems to energy-efficient heat pump solutions, GDIS stocks a comprehensive range to meet your business needs.

Commercial HVAC systems supplied by GDIS Australia Core Service

HVAC Systems

Premium commercial and industrial HVAC equipment sourced from leading manufacturers. Ducted systems, splits, VRF, chillers and more for every scale of project.

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Heat pump hot water systems supplied wholesale across Australia Energy Efficient

Heat Pump Solutions

Industry-leading hot water heat pump systems delivering substantial energy savings. Ideal for commercial, industrial and multi-residential applications.

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B2B wholesale HVAC supply program for trade businesses B2B Wholesale

Wholesale Supply

Tailored wholesale supply programs for trade businesses, contractors and developers. Competitive pricing, reliable stock and nationwide freight solutions.

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Why GDIS

Your Strategic Supply Partner

We combine deep industry expertise with a national supply network to give your business the competitive edge it needs.

Fast National Freight

Reliable freight solutions connecting our Perth and Brisbane warehouses to businesses across every state and territory.

Premium Brand Range

We partner with the world's leading HVAC manufacturers to bring you a curated range of proven, high-performance products.

B2B Trade Focus

Dedicated to serving business owners, contractors and trade professionals with competitive wholesale pricing and account options.

In-Stock Availability

Maintained stock levels across our dual warehouse network mean your orders are fulfilled promptly, minimising project downtime.

Energy Efficient Products

Our range prioritises energy efficiency, helping your clients reduce operating costs and meet environmental compliance standards.

Dedicated Support

Speak directly with our knowledgeable team for product selection guidance, specification support, and logistics coordination.

How It Works

Ordering with GDIS Is Simple

A straightforward process designed to get the right products to your business, fast.

Get in Touch

Contact our team by phone or email to discuss your requirements and project specifications.

Receive a Quote

We prepare a competitive quote tailored to your volume, product mix and delivery needs.

Confirm Your Order

Review and confirm your order. Apply for a 30-day trade account to discuss payment options.

Fast Delivery

Your order is dispatched from our nearest warehouse via our national freight partners.

Commercial HVAC equipment supplied by GDIS
B2B Specialists

Built for Trade and Business

GDIS is purpose-built for business owners, contractors, developers and trade professionals. We understand the unique demands of B2B procurement and we have structured our entire operation around delivering value at every step.

Wholesale Pricing

Competitive wholesale rates for trade accounts, with volume pricing available for regular procurement requirements.

30-Day Account Terms

Apply for a 30-day trade account to simplify procurement and improve cash flow across your projects.

Nationwide Freight

Freight to all states and territories from our Perth and Brisbane warehouses via established national carrier partners.

Technical Support

Speak directly with our team for product selection guidance, specification support, and logistics coordination.

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Client Feedback

What Our Partners Say

Building long-term business relationships through consistent supply quality and service excellence.

⚠️ CLIENT TO REPLACE — Add a real testimonial from a trade customer here before launch.

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Client Testimonial HVAC Contractor, WA

⚠️ CLIENT TO REPLACE — Add a real testimonial from a developer or property manager here before launch.

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Client Testimonial Property Developer, QLD

⚠️ CLIENT TO REPLACE — Add a real testimonial from a facilities or trade account customer here before launch.

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Client Testimonial Facilities Manager, NSW
Start Today

Ready to Partner with GDIS?

Contact our team today to discuss your HVAC supply requirements, request a quote, or enquire about our wholesale trade account program.

Get a Quote 0406 033 165

No obligation Fast response Australian business