Going solar is a big step, but the team at Dumac makes it easy. Our solar system experts help customize a system specific to your needs and budget.

Solar System Consult

Our experts look over your energy expenditure and bills with you, to best understand your usage needs. Our team always provides an estimate and can work out your approximate savings on energy expenses, helping you make the decision to go solar. Our technicians are always happy to answer any questions you may have.

Solar Systems for Your Commercial Space

We design systems to perfectly fit your site. No matter your roof size, direction, or level of shade, our team designs the very best solar system for your budget and property. Our team only uses the high-quality, durable materials, so you can enjoy your renewable energy now and for years to come.

Solar System Installation

Our accredited installers make the process quick and painless, from installation to arranging for your bi-directional meter connecting to the grid.

There are many businesses throughput Queensland using solar electric power systems today. The solar panels feed electricity into the building and the owners use solar electricity first, before spending money on utility power. It’s a reliable, practical way to reduce electrical costs that all owners can use.

Solar System Requirements

There are certain requirements a business must have to be a candidate for a solar energy system:

  • Your business must be in a location that has clear, unobstructed access to sunlight for most of the day and throughout the year
  • Your roof must be sufficiently sized
  • You must attain all local permits necessary

The Dumac team is expertly trained, qualified, licensed and insured to carry out your solar installation. For more information about our solar system install services please email through your requirements or call us directly.

Is your office space, retail shop, or commercial property lacking lustre? Our fit-out professionals are here to help you re-design your work space to help you:

  • Improve efficiency
  • Maximize productivity
  • Avoid and limit downtime
  • Create natural light and energy
  • Utilize all available space

Commercial Fit Out Project Management

Dumac Engineering will work with you every step of the way in your commercial fit out project. We’re not only experts, we’re consultants, project managers and allies to help you achieve your dream work environment. We work with some of the best interior designers and architects in Rockhampton to ensure your new design is economical, intelligent and aesthetically appealing.

Every commercial fit out project is assigned a go-to project manager, so you will always know who your point of contact is. They are responsible for overseeing your project and communicating with you. Once you’ve finalised commercial fit out plans, you can go back to running your business.

Commercial Fit Out Services

Whether a massive renovation or a small refurbishment, Dumac has seen it and done it all before. Is your reception and waiting area looking drab? Does it need to be modernized with technology? Maybe you want to change your office into an open-concept workspace? Or, maybe it’s time you invested in a board room with tele-conference capabilities? Whatever your fit out needs, Dumac can make it happen.

Dumac Engineering specializes in commercial fit out services for retail stores, offices, hotels, restaurants and condo buildings. We can help create your vision, no matter what it is.

Dumac’s commercial fit out team consists of qualified tradesmen who have years of experience in the industry. Give us a call to learn more or schedule a consultation.

Breakdown Servicing & Repairs

Don’t have a services and repairs package? No sweat. We have technicians on call 24/7 and several service vans stocked with a range of equipment to fix whatever problem you are having. Our dispatch will take down your information and relay your call to the closest technician that is qualified to help you solve your emergency situation.

Most of the time we can fix straight-forward issues immediately. However, if the issue is complex or requires additional parts or technicians, we can give you a quote and schedule a maintenance time as soon as possible. Sometimes we will provide a temporary solution to ensure your comfort and safety while we wait for parts to come in.

Our professional staff is always kind, courteous and friendly. Please do not hesitate to ask them any questions or express concerns you have about your emergency. Our staff will likely be able to alleviate stress and worry and help educate you about the services being performed.

Call us for an emergency repair or to request a custom services and repairs package.

The Best Commercial Electrical Services in Rockhampton

Dumac Engineering built its successful foundation on offering top-quality electrical services around Rockhampton. Today, Dumac offers a full-range of domestic and commercial electrical services around Rockhampton and surrounding areas. We provide our electrical services with the highest standard of expertise and for the most competitive prices.

All our electricians are certified and receive additional training with our Dumac Engineering electrical team. We guarantee you will not find more professional, experienced, or knowledgeable workers to perform domestic or commercial electrical services. We guarantee your complete satisfaction.

Dumac specializes in the following commercial electrical services:

  • Control Wiring
  • Commercial Generators
  • Air Conditioning and Building Management Systems
  • Ceiling Fans
  • Exhaust Fan Lights
  • Safety Switches
  • Power Point Capacities
  • Electrical Conversion for Gas Cook Tops and Ovens
  • Installation of Appliances and Place Over Appliances
  • Maintenance and Repairs
  • Commercial Grade Switch Board Installations and Upgrades
  • Current Transformer Installations for Large Switch Boards
  • Commercial Data Services
  • LED Light Fitting Upgrades
  • Security and Landscape Lighting
  • Surge Protectors
  • Track and Accent Lighting
  • Hot Tubs and Spa Wiring
  • Transformers
  • Ground Fault Interrupt Circuits

Why Use Dumac Engineering Electrical Services?

Our team of electricians boast an amazing record of outstanding customer feedback. Our technicians are not only knowledgeable about commercial electrical services, but they are passionate about it. We ensure our staff are trained on the very latest methods and technology for servicing your commercial appliances. We promise competitive prices, great customer service and a level of professionalism that you will not find elsewhere in the electrical field.

Learn more about us, request a quote, or call us today.

Keep Your Business Cool with Commercial Air Conditioning

Commercial air conditioning is critical to keep your business running smoothly on hot days in Rockhampton. If your AC unit malfunctions, your restaurant, retail store, or business can be seriously affected. Dumac is here to make sure your commercial space is always cool and filled with quality air.

Over the past 15 years, Dumac has undertaken many medium and large-scale commercial air conditioning projects in Rockhampton. Dumac has refined their commercial air conditioning processes to ensure your commercial space can enjoy high-quality, cold air as fast and efficiently as possible.

As a commercial business owner, you are busy managing your own operations. When you work with Dumac, you don’t have to worry about dealing with multiple companies for your electrical, heating, cooling and lighting requirements; instead, you can work with one reliable, top-quality company.

Commercial Vs. Domestic Air Conditioning

Commercial air conditioning is vastly different than residential or domestic air conditioning. Dumac Engineering has expert technicians in both fields. Our commercial AC professionals know the ins and outs of commercial requirements and engineering and can quickly and skillfully install and maintain cooling systems for your business.

Whether you own a small kiosk, a café, a large shopping centre, or an industrial complex, our team can consult on your project and help you design the best air conditioning plan to meet your unique needs.

Book a Commercial Air Conditioning Service Appointment

The best way to protect your investment and prolong the life of your asset is to schedule routine cleanings and maintenance services. You will whilst and your staff and customers will appreciate the reliable cold air in the hot summer months.
An ongoing maintenance plan with Dumac Engineering will:

  • Ensure customers are comfortable
  • Pump out clean, quality conditioned air
  • Protect your investment
  • Save you money
  • Promote health and safety in your workplace


Emergency Air Conditioning Repairs in Rockhampton

Air conditioner breakdowns are never planned, so we have fully stocked service vehicles ready to help you.

Our rapid dispatch service guarantees a professional technician can be at your door within a matter of hours. Our highly-trained staff will be able to find a solution to help you and your family cool down.

Air Conditioner Warning Signs

Don’t ignore important AC unit warning signs – you’ll be left stranded in the heat when you need cooling the most. If any of the following apply to your system, give us a call so you don’t have to deal with a breakdown emergency later down the road.

  • Is your AC unit noisier than normal? Does it rattle? Does it make gasping noises?
  • Is it less powerful than it used to be?
  • Does it suddenly cut out from time to time?
  • Does it give off an odd odour?
  • Is your energy bill more expensive than normal?

You can always try our expert air conditioner troubleshooting tips before calling us. If our tips don’t help you, don’t delay any longer and book a service call with our staff. Remember, even expertly installed air conditioning systems and high quality products experience hiccups along the way.

Air Conditioning Repair Process

Whether a scheduled service or an emergency repair call, a Dumac technician will come to assess the problem. Our technician will ask you several questions and inspect your AC system. Once our professional has found the culprit that caused your breakdown, you will be quoted a fee for fixing it. You always have the option of saying no or getting a second opinion, if you wish.

Ready for your first air conditioning system? Or has your old system retired and you need a brand new one installed?

The specialists at Dumac Engineering respect every house they enter and give clients their full professional attention. Dumac technicians are different from other air conditioner professionals in Rockhampton, as they take the time to truly listen and understand a client’s concerns and needs. You will always feel respected, as we pride ourselves on top customer service, whatever your air conditioning needs.

Dumac Engineering specializes in air conditioning installation of the following types of units:

  • Ducted air conditioning
  • Split system air conditioning
  • Multi-split system air conditioning
  • Commercial air conditioning

Replacing an Old Air Conditioning System

Dumac Engineering takes care of everything with a replacement AC system. We decommission and remove your old unit, install and test your new unit and leave your house as clean as can be. Don’t fuss and waste time trying to get rid of an old unit yourself – it can be dangerous unless you are professionally trained, like our technicians.

Healthy, clean and cool air is always important, no matter the season. Our staff can set you up completely, including scheduled maintenance services that save you money in the long term. There is no better team to do your air conditioning installation than Dumac Engineering.

Air conditioners are an investment. Dumac respects that and ensures your unit is set up correctly. We warn clients against using an amateur installer. There are many dangers of using an untrained or under-qualified installer don’t risk you warranty with an unlicensed installer.

There’s no better place to buy your new air conditioner. Our experts will help you find a unit that fits your exact needs and budget. Our team will install your unit, set up routine maintenance and be on call if you ever need emergency repairs. We offer full-service air conditioning services, so you don’t need to worry about the quality of your air or the temperature of your environment.

Full Air Conditioner Packages

Dumac is a one-stop shop for air conditioners. Why go to one place to buy an air conditioner unit, another for installation and yet another for repairs and maintenance? Dumac can help you with all the above and conveniently have all your information on file, so whatever technician is assigned to you knows your exact air conditioning history.

Air Conditioner Sales

We can offer our clients the most competitive prices on the most desirable air conditioner and heater brands. You won’t be able to find better price in Rockhampton for an air conditioner and installation.

Dumac sells the following brands of air conditioners:

  • Panasonic
  • Fujitsu
  • Mitsubishi
  • Kelvinator
  • LG

The best part of purchasing an air conditioner with Dumac is the fact that our technicians know these units inside and out. We will open a file on your AC system and keep records from installation to maintenance calls, so we will always know what your system needs to be running smoothly and efficiently.

Old Air Conditioners

Is your old air conditioner still installed? Don’t worry – our technicians are trained to safely and effectively dismantle and remove existing systems. In one swift trip your old AC unit will be removed and a brand new one will replace it.

Why Solar Energy?

Solar energy is free and a great way to reduce your dependence on utility power. It also helps the environment, as it is a source of renewable energy and does not leave a footprint on the environment.

Utility supplied electricity, on the other hand, is not renewable and is getting more expensive every year. Most utilities are increasing in cost by 5% and 10% per year. Investing in a solar energy system now will save you money in the long run.

Power Savings

Dumac Engineering solar energy systems reduces the power you need to buy. You can take control of your power bills by providing large percentage of your home’s electrical needs by having our professionals install solar panels. Solar power is clean, lowers your operating costs and increases your home’s value.

There are many homes in Rockhampton using solar electric power systems today. The solar panels feed electricity into homes and the owners use solar electricity first, before spending money on utility power. It’s a reliable, practical way to reduce electrical costs that all home owners can use.

Solar System Requirements

There are certain requirements a house must have to be a candidate for a solar energy system:

  • Your house must be in a location that has clear, unobstructed access to sunlight for most of the day and throughout the year
  • Your roof must be sufficiently sized
  • You must attain all local permits necessary

Paying for Your Solar System

Dumac understands that having a new power system installed in your home is a big investment and not all families can afford to pay for it upfront.

To schedule a consultation and quote, contact us.

For over 20 years Dumac has provided the families of Rockhampton and surrounding areas with customized telephone, TV, data and cable solutions. Now, more than ever, there is a huge demand for high-speed Internet and communications. Many new builds and renovations include moving, adding, or upgrading phone jacks and wiring, or data wiring.

We recommend our clients think about the future when deciding on phone and data wiring, so you and your family don’t suffer the inconvenience and expense of future upgrades.

New Data Networks

Any house built in 1990 or earlier was not built for data networks. Internet and data networks simply did not exist for consumers at that time. If you are purchasing an older home that needs updating, our professionals will do an onsite consultation and work with you to customize a plan for phone and data wiring.


You will receive a quote prior to any phone or data work commencing. When the project begins, our experienced service electricians will work to the highest standards and can schedule downtime to suit your lifestyle or home business hours.

Questions to consider with phone and data wiring:

  • How many electrical plugs do you need in each room for the technology you need?
  • How many data outlets?
  • How many TVs will be installed in any given room?
  • Will Internet be wired or wireless?
  • What if any smart home devices and controls will be needed?
  • What about music systems for music and movie lovers?
  • How big is your home network?

Our services include (but are not limited to):

  • Professionally installed telephone jacks
  • Relocating existing telephone plug-in and jack locations
  • Professionally installed security systems
  • Antenna, cable TV and satellite dish wiring
  • Custom TV, video and camera installations based on your needs
  • Cable wiring to provide a wire-free look
  • Professionally installed data wiring (CAT5 and CAT6)
  • Pre-wire home and business network cabling for new or remodelled property