25kW Midea Ducted Heating & Cooling Upgrade in Lalor
For many Victorian homeowners, running separate systems for heating and cooling can mean more equipment, maintenance, and complexity. Replacing an aging ducted gas heater with a modern reverse-cycle system offers a smarter way to manage year-round comfort for summer and winter.
This Lalor case study shows how Green Electric Solutions upgraded a 121–140 m² multi-storey home with a Midea 25kw heating and cooling system. The project also qualified under the Victorian Energy Upgrades (VEU) program, with 100 VEECs recorded and a price-reduction benefit provided to the homeowner.
How Do You Know 25kW Ducted System Is Good for Your Home in Lalor, Melbourne?
For this Lalor installation, system sizing was assessed against the VEU Space Heating and Cooling Consumer Fact Sheet to ensure the selected ducted system suited the property’s heating and cooling requirements. The consumer received information on appropriate system sizing, and the installer confirmed the product’s suitability against the recommended size. Importantly, the completed VEEC documentation that the installed Midea MDV-V250WN1D(AU)-R matched the recommended size, providing evidence of a correctly assessed system selection. The installed product suitability and correct system sizing, rather than capacity-based selection alone.
| System | Details |
|---|---|
| New System | Midea 25 kw MDV-V250WN1D(AU)-R |
| Heating Capacity | 25 kw |
| Cooling Capacity | 20 kw |
| Property Area | 121–140 m² |
| Previous System | Ducted gas heater only |
| Existing Cooling | No refrigerative air conditioner |
| Property Type | Residential, multi-storey |
Green Electric Solutions is an Altona-based VEU approved heating and cooling installer serving homeowners across Melbourne and surrounding areas within an 80 km radius of Altona.
How Electrical and Plumbing Work Is Involved in the HVAC Upgrade?
The installation involved dedicated electrical and mechanical services to support the new heating and cooling system. The photos show the electrical switchboard, circuit protection and associated cabling arranged for safe, reliable system operation. Existing equipment components and control boards were disconnected and removed as part of the replacement works. Electrical connections were terminated and secured within the outdoor unit and control equipment, with wiring routed neatly to minimise exposure and mechanical damage.

On the plumbing side, the installation includes the refrigerant pipework connections between the indoor and outdoor equipment, with insulated lines protected and routed appropriately. Condensate drainage was also incorporated to safely discharge water produced during cooling operation. The outdoor unit was positioned on a suitable base with clearances maintained for airflow, servicing, and safe operation.
How Old Ducted Gas Heater Decompose?
The existing ducted gas heater was also decommissioned, confirming the removed unit and gas capping works. The whole Job done by our licensed plumbing and refrigerant-handling personnel, supporting appropriate installation and decommissioning procedures.

How Much Can You Save on Your HVAC Upgrade with VEU Rebates?
The Lalor project was completed under the Victorian Energy Upgrades (VEU) program, generating 100 VEECs, provided to the homeowner as a major price reduction. The consumer assigned certificate-creation rights to Green Electric Solutions in exchange for this benefit. As VEEC values and eligibility requirements can change, homeowners should confirm current incentives and eligibility before proceeding with a similar upgrade.
| Cost Breakdown | Amount |
|---|---|
| Total System Cost (incl. GST) | $16,200.00 |
| VEU Rebate | −$8,800.00 |
| Final Cost (incl. GST) | $7,400.00 |
Why Choose Green Electric Solutions for Ducted Heating and Cooling Upgrade in Melbourne?
Green Electric Solutions approaches ducted heating and cooling as a complete home-comfort upgrade—not simply an equipment swap. From assessing existing ductwork and electrical infrastructure to installing, connecting, and commissioning the new system, every stage is handled with precision. Our team focuses on efficient performance, compliant workmanship, and practical system selection, helping homeowners replace outdated heating with modern year-round comfort while making the most of applicable Victorian Energy Upgrades incentives.
| Certification / Approval | Why It Matters for Your Installation |
|---|---|
| VEU Approved | VEU accreditation allows GES to apply the Victorian Energy Upgrades rebate directly to your installation cost, reducing out-of-pocket expenses on eligible reverse-cycle heating and cooling upgrades. |
| SAA Certified Installers | SAA certification verifies that every installer on site holds the required Australian electrical licenses and has been independently audited for workmanship quality and safety compliance. |
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Ready to Replace Your Ducted Gas Heater in Lalor?
For homeowners considering ducted heating replacement in Lalor, a professional assessment can determine system suitability, electrical requirements, existing ductwork compatibility, and available VEU incentives before installation.
Ready to upgrade? Contact Green Electric Solutions for a tailored assessment and quote, and take the next step toward reliable year-round comfort and greater energy efficiency.
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