Upgrade your hot water with confidence

We make upgrading your hot water simple, efficient, and rewarding. Our premium heat pump hot water systems and solar hot water solutions are built for Australian conditions — ensuring long-lasting performance, lower energy bills, and access to generous government rebates.

We don’t just install — we take care of everything from start to finish, including:

  • Free on-site assessment to match the right system to your home or business
  • Rebate and incentive management, so you get every dollar you’re entitled to
  • Safe removal and recycling of your old unit
  • 1-year installation warranty and long-term product warranties for peace of mind

Why Choose a Heat Pump Hot Water System?

A heat pump uses the warmth from the surrounding air to efficiently heat your water without the need for solar panels.  It’s one of the most energy-efficient ways to produce hot water, using up to 70% less electricity than a standard electric system.

  • Generous government rebates available
  • Lower running costs and a smaller carbon footprint
  • Compatible with excess solar energy generation
  • Quiet, durable and low-maintenance technology

iStore 180lt Air to Energy Heat Pump

A silver cylindrical appliance labelled "store" is on a dark blue background. Text beside it reads "From £2,110* supplied and installed after appliance rebate" with "£3,730" crossed out in a light blue circle labelled "RRP.

Benefits

  • Compact design to fit easily down the side of your home.
  • 5-year comprehensive warranty.
  • Wide operating range (-5°C to 50°C)
  • Lower noise (48 dBa)
  • 4 intelligent operating modes: Eco, Hybrid, Vacation

* Subject to terms and conditions

Aquatech RAPID/X6 225lt Heat Pump

Grey hot water system with text: "RRP £3,400" crossed out in a blue circle, and "From £1,700* supplied and installed after rebate with Mac Trade Services" on a dark blue background.

Benefits

  • Available in 210L & 260L

  • Smart control via Tuya app

  • Eco-friendly R290 refrigerant (GWP 3)

  • 5-year parts & 2-year labour warranty

* Subject to terms and conditions

Reclaim Energy Heat Pump

A white hot water heat pump system with a control unit and fan is shown on a dark blue background. Text reads: "RRP £7,210" crossed out, "From £5,470* supplied and installed after solar rebate by MAC Trade Services.

Benefits

  • Available in 160L–400L

  • CO₂ refrigerant – ozone-friendly and quiet (37 dB)

  • Up to 10-year tank warranty

  • Optional Wi-Fi controller & custom settings

* Subject to terms and conditions

Solar Hot Water System

Prefer solar? Our solar hot water systems reduce water heating energy use by up to 75%, cutting costs and emissions.  Choose from trusted Australian brands with long warranties and proven reliability.

Rheem Hiline 52L300 SS Solar Water Heater

A Rheem solar hot water system with panels is shown on a blue background. Text reads: "From £5,730*, supplied and fitted after solar rebate," with a blue circle stating "RRP £7,570.

Benefits

  • Stainless Steel Tank
  • 300lt capacity with a 150lt element boost
  • 2 x L Flat Panel Collectors
  • Warranty: 10 years on the tank, 10 years on the collectors & 5 year on all labour and other parts.
  • Available in in 4 COLORBOND® colours
  • Full Rheem solar range available

* Subject to terms and conditions

Rinnai Sunmaster System 7m

Promotional image showing a solar hot water system with panels and a water tank. Text reads: "RRP £6,350. From £4,320* supplied and installed after appliance rebate." Rinnai brand logo is visible on the tank.

Benefits

  • A range of storage capacities from 175 litres to 315 litres
  • Available with electric boost or continuous flow gas boost
  • Minimal impact on the aesthetics of your roofline
  • No need to reinforce the roof structure
  • Enduro collectors use aluminium fin solar absorber to maximise efficiency
  • Available with a frost protection kit
  • Innovative control system using a stepless speed controlled pump
  • A sacrificial anode is provided in the tank for added protection
  • Warranty is 5 years on the tanks and 7 years on the collectors

* Subject to terms and conditions

Rinnai Sunmaster System 10

Partial view of a solar water heating system with text showing a reduced price: "From £4,880* supplied and fitted after appliance rebate" (RRP £6,870) on a dark blue background.
Benefits

  • Optimised boost position with a capacity of 180L
  • 200 or 330 litre capacity storage
  • Available with electric boost or continuous flow gas boost
  • Enduro collectors use aluminium fin solar absorber to maximise efficiency
  • Available with a frost protection kit
  • Sophisticated Thermal Arrestor valve controlling the tank temperature
  • A sacrificial anode is provided in the tank for added protection
  • Warranty is 5 years on the tanks and 7 years on the collectors

* Subject to terms and conditions

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WARRANTY PERIOD:

Hot Water Systems installed are covered by a 1-year installation warranty and a 5-year product warranty, please refer to the product manufacturer for warranty terms and conditions.

 Terms and Conditions

  1. (REPS Offer Validity) is valid until 30th November of the current calendar year unless Scheme or offer is changed prior.
  2. (Pricing) Hot water installation prices are subject to site inspection & changes to government incentives. Rebates vary based on the property's energy connection status, location (based on climate zones) and model of the new system being installed. Other tank sizes, fuel types and brands are available upon request.
  3. (REPS Offer) These offers are only available on supply and installation of the system by HOTWATER COM AU or their accredited representative and all REPS credits created under these offers must be assigned to their nominated energy retailer. MAC Trade Services is the responsible party for all REPS related claims and activities performed by HOTWATER COM AU.
  4. (Priority and Hardship Group Customers) The REPS discount may be greater for Priority or Hardship Group customers. You will need to provide proof of your Priority or Hardship Group status before an installation can take place, and it must be valid at the time of installation in order to qualify for the increased discount. If a customer has received a discounted Priority Group rate but cannot provide evidence of eligibility, they will be subject to pay the full general household rates.
  5. (REPS Credits) To receive the discounted upgrade, the Customer must sign the REPS Activity Summary and REPS Activity Record on or before the day of Installation. This assigns MAC TS the right to be the Activity Provider for the purpose of the REPS, so REPS Credits can be created.
  6. (Balance) Customers agree and acknowledge that you will be required to pay balance owing and any extras or variations identified during the site inspection at installation commencing.
  7. (Location Variations) If a customer changes their mind on location or varies the original installation plan that creates additional labour or costs, they may incur additional charges.
  8. (No Access Charge) If the customer is not at the property or unable to provide access or a safe working environment, this may result in cancellation of the job, a no access fee or additional site visit fee may be applicable.
  9. (REPS Credits) To receive the discounted upgrade, the Customer must sign the REPS Activity Summary and REPS Activity Record on or before the day of Installation. This assigns MAC TS the right to be the Activity Provider for the purpose of the REPS, so REPS Credits can be created. If this form is not signed, the REPS cannot be claimed and the customer will be liable for the full cost of the system and installation.
  10. (Costs) The Customer will be provided the final total costs payable, including any additional charges that may be applicable following a site visit or on the day of the installation. Customers have the right to no longer proceed with the hot water installation prior to commencement.
  11. (Public or Private Rentals) If the tenant has requested the installation, they must provide landlord approval evidence before an installation can be booked.
  12. (Data Privacy) The Customer understands and agrees that their details may be shared with the Energy Retailer and Regulator for auditing, reporting or other purposes. MAC TS will collect, hold, use and disclose personal information in accordance with it privacy policy which can be located at https://mactradeservices.com.au/privacy-policy
  13. (Dispute Resolution) If the Customer or MAC TS considers that a dispute has arisen in relation to any matter governed by this Proposal, that party must give the other party written notice outlining the basis of the dispute. The parties must then meet in an effort to negotiate a resolution of the dispute on terms consistent with the provisions of this Quotation. Notwithstanding the existence of a dispute, the Customer must still comply with its obligations to pay MAC TS in accordance with the terms of this Quotation. MAC TS’s Complaint Handling and Dispute Resolution Procedure is located on our website https://mactradeservices.com.au
  14. (Governing Law) this Contract shall be governed by the laws of South Australia and the parties irrevocably submit to the exclusive jurisdiction of the courts of that State.
  15. (Consumer Guarantees) Our goods and services come with guarantees that cannot be excluded under the Australian Consumer Law. You are entitled to a replacement or refund for a major failure and compensation for any other reasonably foreseeable loss of damage. You are also entitled to have the goods repaired or replaced if the goods fail to be of acceptable quality and failure does not amount to a major failure. If the failure is minor, we reserve the right to offer to repair only.

 

 Terms and Conditions - Special Offers

Rinnai Sunmaster Electric Boosted Solar Special Offer

Offer applies to existing single storey Class 1 properties that have no reticulated/natural gas connected to the property, single storey Class 2 Dwellings & single storey SA Small Businesses who are replacing an existing electric boosted solar hot water system.

Rinnai Sunmaster System 10 valued at $6,600 inc GST supplied & installed. Available to existing SA homes & small businesses that have not replaced the hot water system under REPS before and are replacing an existing electric boosted close-coupled solar hot water system.

Rinnai Sunmaster System 7m valued at $6,100 inc GST supplied & installed. Available to existing SA homes & small businesses that have not replaced the hot water system under REPS before and are replacing an existing electric boosted lo-line solar hot water system.

Savings calculated based on a 2 adult, 2 children household with medium daily hot water use. Visit the SA Governments website to calculate your savings; https://www.sa.gov.au/topics/energy-and-environment/using-saving-energy/water-heaters/water-heater-calculator.

iStore 180lt Air to Energy & Rinnai Enviroflo Heat Pump Special Offer

Offer applies to Class 1 properties that have no reticulated/natural gas connected to the property (or willing to disconnect) at the time of install and to Class 2 Dwellings & SA Small Businesses, that have not replaced a hot water system under REPS before and are replacing an existing external gas continuous flow hot water system with powerpoint & drain at location. Other tank sizes, fuel types and brands are available upon request.

Aquatech RAPID/X6 225lt Heat Pump

Offer applies to Class 1 properties that have no reticulated/natural gas connected to the property (or willing to disconnect) at the time of install and to Class 2 Dwellings & SA Small Businesses, that have not replaced a hot water system under REPS before and are replacing an existing external gas continuous flow hot water system with powerpoint & drain at location. Other tank sizes, fuel types and brands are available upon request.

Reclaim Energy Heat Pump

Offer applies to Class 1 properties that have no reticulated/natural gas connected to the property (or willing to disconnect) at the time of install and to Class 2 Dwellings & SA Small Businesses, that have not replaced a hot water system under REPS before and are replacing an existing external gas continuous flow hot water system with powerpoint & drain at location. Other tank sizes, fuel types and brands are available upon request.

 Terms and Conditions - Definitions

The terms set out below shall have the following meaning when used throughout the above Terms and Conditions:

Customer means the person named in the Quotation and Invoice, and to whom the Quotation and Invoice is addressed;

Energy Retailer means the Obliger Energy Retailer as defined under the REPS Code.

Hardship Group means the meaning given to Priority Group Customer;

MAC TS means MAC Energy Efficiency Group Pty Ltd t/a MAC Trade Services, ABN 95 612 163 783, Unit 2, 134 Fullarton Road, Rose Park SA 5067, SA - Builders License Number BLD322897;

Priority Group Customer is defined as a person who:

  • holds a Commonwealth Government Pensioner Concession Card, Health Care Card (including a Low-Income Health Care Card), TPI or War Widows Gold Repatriation Health card, Gold Repatriation Health Card (EDA), or
  • receives the South Australian Government Energy Bill Concession, or
  • participates in an Energy retailer hardship program or payment plan (offered and applied as per section 50 of the National Energy Retail Law), or
  • receives an SA Government Energy Concession, or
  • has received a referral from a registered member of the SA Financial Counsellors Association (SAFCA), or
  • resides in a rental property where the weekly rental is $500 per week or less.

REPS means the Retailer Energy Productivity Scheme;

Regulator means ESCOSA (Essential Services Commission of South Australia) who are the administrator for the REPS

Works means the supply and install of reverse cycle air conditioner fittings/equipment as agreed to by the Customer and any associated components or parts as described in the Quotation, and the provision of the services necessary to install them.

Terms and Conditions PDF

Hot Water Plumbing FAQs

REPS is an initiative from the South Australian Government to support local households and businesses in saving energy. Under the REPS scheme, eligible consumers can receive incentives and rebates when upgrading to more energy-efficient hot water, air conditioning, lighting, and more.

The Essential Services Commission of South Australia administers REPS. The Minister for Energy and Mining sets the overall policy framework for REPS. More information is available on their website: ESCOSA – REPS FAQs

You can contact MAC Trade Services on 1300 430 917, email customerservice@tssa.com.au or complete the online application form.

For a free, no-obligation quote on upgrading your system, please fill out one of the forms above. One of our friendly staff members will contact you as soon as possible.

To speak with our team, call us on 1300 430 917. We’re available 9 AM to 5 PM, Monday to Friday (ACST).

Our technicians primarily work in the Adelaide Metropolitan area and within 1 to 1.5 hours travel of the CBD. If you’re outside this area, give us a call, and we can advise you if any extra travel charges may apply.