Supply & Install

Supply and Installation

61 Years of Excellence in Supply & Installation

With over six decades of industry experience, we deliver unmatched HVAC solutions across Melbourne. Every system is custom-calculated, designed, and managed by our Lead Design Engineer, Jason Austin, bringing 25+ years of specialized engineering expertise to your project.

Our technicians are among the most skilled in Melbourne, backed by our 100% Workmanship Guarantee. If any installation defect occurs, we don't just fix it promptly—we apply an additional discount to ensure your complete satisfaction.

  • Engineered Precision: Systems designed and calculated by Design Engineer Jason Austin (25+ years of experience).

  • Unmatched Technicians: Melbourne's top HVAC specialists handling your installation with care.

  • Solid Workmanship Guarantee: If there’s ever a defect, we fix it immediately and extend a discount to make it right.

Common System Options

    Complete Heating, Cooling & Hot Water Solutions — Upfront Government Rebates Applied. We supply and install all major brands and system sizes across Melbourne, offering fully customized climate control and hot water upgrades for any residential or commercial space.

    • Air Conditioning & Heat Pumps (VEU Rebates): Lower your upfront installation costs by upgrading your heating and cooling under the Victorian Energy Upgrades (VEU) program. We handle all compliance paperwork to apply your rebates directly to your quote.

    • Hot Water Upgrades (Stackable Rebates): Transition to high-efficiency heat pump hot water systems. We maximize your savings by stacking all available discounts—including VEU incentives, Solar Victoria rebates, and Federal STCs—allowing many households to upgrade with minimal to $0 upfront cost.

    • Evaporative Cooling: Full supply, installation, and replacement of roof-mounted evaporative cooling systems for energy-efficient whole-home summer comfort.

    • Any Brand, Any Size: From single-split units and multi-head split systems to whole-home ducted air conditioning and large commercial hot water setups, we supply and install every leading brand on the market (including Daikin, Mitsubishi Electric, Fujitsu, Braemar, and Rinnai).

    Essential Pre-Installation Checklist

    Sizing & Heat Load Calculation: System capacity ($kW$) must be matched to room volume, orientation, ceiling height, and insulation quality. Undersized units run continuously without cooling effectively, while oversized units short-cycle and fail to properly dehumidify.

    Electrical Capacity: Standard single-split units often require a dedicated circuit from the switchboard. Larger multi-split systems and ducted units may require a main switchboard upgrade or three-phase power verification.

    Location & Placement:

      • Indoor Unit: Positioned away from direct heat sources and direct airflow onto seating areas, mounted on a solid structural wall.

      • Outdoor Unit: Installed on a concrete pad or heavy-duty wall brackets in a well-ventilated location with adequate clearance for condenser airflow and maintenance access.

      • Compliance & Standards

    • Licensing: Installations involving fluorinated refrigerant gases must be carried out by licensed technicians holding a valid ARC (Australian Refrigeration Council) licence or equivalent regional authority credential. While some property owners seek out cheap aircon installation in Melbourne, ensuring your technician is fully accredited avoids costly compliance issues later.

    • Electrical Compliance: Any fixed wiring connections require installation by a licensed electrician, who must issue a Certificate of Electrical Safety / Compliance upon completion. Whether you need a split system installation in the Eastern or South Eastern Suburbs of Melbourne, an aircon installer in the McKinnon area, or a specialist, they ensure energy efficiency and long-term performance.

    Why choose us to supply and install your system?

    Licensed Dual-Trade Expertise

    We manage everything in-house from system design to mounting, pipework, and electrical wiring. No middleman, no subbing out to separate contractors.

    VEU Rebates Handled Upfront

    As an approved Victorian Energy Upgrades provider, we apply eligible government discounts directly to your invoice and handle all compliance paperwork for you.

    100% Fully Compliant & Certified

    ARC-licensed refrigerant handling, qualified electrical work, and official Certificates of Compliance issued with every installation.

    Premium Brands & Custom Sizing

    We accurately size and supply leading VEU-approved brands like Daikin, Mitsubishi Electric, and Fujitsu to match your property's specific heat load.

    Complete Warranty Coverage

    Backed by a 5-year manufacturer warranty on units and our own solid workmanship guarantee on every installation.

    100% Australian Owned

    Google Review

    Quiet, Fan-Free Option

    Quiet, Fan-Free Option

    Installations by our certified team

    Australian
    Refrigeration
    Council Licensed

    Energy Safe
    Victoria
    Certification

    Victorian Building
    Authority Registered
    Practitioner

    Climate Masters of
    Seeley International
    Member

    Dunaus Commercial HVAC

    We also specialise in systems to heat or cool entire buildings, especially ducted heating, ducted cooling and split system installations for commercial businesses. Contact us for affordable heating and cooling solutions for your business.

    We would love to hear from you

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