Why Heat Pump Hot Water Systems Are A Smart Choice

Whether it’s the thought of rising energy prices or growing environmental concerns, homeowners are searching for the most efficient ways to meet everyday needs. 

One of the largest energy consumers in the home is the hot water system. If you’re considering an upgrade or your hot water heater has recently died, it’s well worth considering the benefits of a heat pump hot water system.

So, why are these systems gaining popularity as the ‘smart choice’ hot water system?

What Is a Heat Pump Hot Water System?

Heat Pump System

 

A heat pump hot water system operates by extracting heat from the surrounding air and using it to warm your household water. Unlike traditional electric or gas systems that generate heat, a heat pump transfers it — similar to how a reverse-cycle air conditioner works.

This means they can be incredibly energy-efficient, especially in warm climates like Western Australia. According to Energy.gov.au, heat pumps can use 30% less energy than conventional electric hot water heaters, making them a smart long-term investment.

Key Benefits of Heat Pump Technology

  1. Energy Efficiency
    Heat pumps are widely regarded as one of the most energy-efficient types of water heating systems available. Because they use ambient air instead of generating heat directly, their electricity usage is significantly lower. This makes them perfect for homeowners who want to reduce household energy bills over time.
  2. Cost Savings Over Time
    Although the upfront cost of a heat pump system may be higher than that of a basic electric system, you’ll win out in the end with long-term savings on every power bill. Your heat pump hot water system may also be eligible for Small-scale Technology Certificates (STCs), a form of rebate under the federal Renewable Energy Target program.
  3. Environmentally Friendly
    Heat pumps reduce reliance on fossil fuels and emit fewer greenhouse gases. If you’re looking to make your home more sustainable, switching to a heat pump is a simple yet impactful step.
  4. Quiet and Reliable Operation
    Modern heat pump hot water systems are built for residential use and operate with minimal noise. They’re also highly reliable and typically come with generous warranties from reputable manufacturers.

Are Heat Pumps Suitable for Every Home?

Turning on shower head in bathroom, Water pours out of the shower.

While heat pump hot water systems offer excellent efficiency, they may not be right for every household. Factors that impact performance include:

  • Outdoor temperature and ventilation
  • Space availability for installation
  • Usage patterns (e.g. large families vs. singles/couples)
  • Restrictions in shared housing or complexes

They tend to work best in warmer climates and outdoor spaces with good airflow — conditions commonly found in Perth Hills and surrounding suburbs.

If you’re unsure whether your home is suitable for a heat pump, it’s important to speak with a hot water specialist who can assess your setup and recommend the most appropriate solution.

When to Consider a Hot Water Heater Replacement

The average lifespan of traditional hot water heaters is around 8–12 years. If your system is older than that or showing signs of failure — such as inconsistent temperatures, rusty water or leaks — it might be time to consider a hot water heater replacement.

Replacing it with a more energy-efficient system, like a heat pump, can save you money over the long term and reduce the stress of unexpected breakdowns. 

Why You Should only use a Hot Water System Plumber

Heat Pumps

Installing a heat pump system is more complex than simply replacing an electric storage tank. Only a specialist hot water plumber will know:

  • Site-specific airflow and temperature considerations
  • Local plumbing and electrical regulations
  • Manufacturer installation guidelines to protect warranties
  • How to access available rebates

This is why working with a hot water system plumber — not a general plumber — is so important. 

Don’t Just Replace — Upgrade

If your hot water system is failing or you want to future-proof your home, a heat pump could be the smart, energy-conscious choice. For homeowners in Perth Hills and the Eastern Suburbs, expert help is just a call away.

Kalamunda Plumbing specialise in supplying and installing hot water systems, with a focus on energy-efficient upgrades like heat pumps. As trusted hot water specialists, we offer competitive quotes, emergency replacements and honest advice — without the hard sell.

To find out more about heat pump hot water systems, contact the team at Kalamunda Plumbing.

Kalamunda-Plumbing-Logo

 

Head Office & Warehouse Address: 13 Godfrey Street, Walliston 6076

Office Hours: 7.30am – 4.30pm Monday – Friday

 

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Testimonials What our
Customers Say

Excellent4.9 Based on 526 reviews from review us onJohnathon Casserly ★★★★★ Tradie was prompt, knowledgeable and ready to answer any questions we asked. A very happy customer with hot water within hours. Happy to refer to friends and family.Morgan Venables ★★★★★ Excellent service from calling them to finishing the job. Excellent communication,straight forward and honest. The tradesmen were excellent,friendly and did a clean,professional installation ,leaving the site clean and tidy.Highly recommend.jeff stone ★★★★★ Adam and the staff did a great job sorting our problem, will definitely use this company againJohn Sneddon ★★★★★ Job WELL doneResponse from the ownerThank you John, Were happy to help! Linda Bailey ★★★★★ The guys were friendly, did a good job with no mess left. Thanks guysResponse from the ownerThank you Linda for your positive feedback Alan Puckey ★★★★★ All the installers were friendly and professional. Clayton who provided the original quote was also professional, informative in his approach.The only time i didn’t like him was when he visited and asked for the balance owing 😂😂. Joking!Vicki on reception was also a delight to deal with and managed to handle my terrible sense of humour.Just waiting for a quote for the evaporative systemResponse from the ownerThank you, Alan. We are pleased to hear that you had a positive experience with the team. It seems that Clayton and Vicki made a strong impression with their professionalism, informative approach, and contributions to a pleasant interaction. We hope that your upcoming experience is equally smooth and enjoyable. Luke Rhodes ★★★★★ Am very happy with their work, they fixed 2 toilets and they did a fantastic job, whenever I have plumbing issues I have called these guys.Response from the ownerThank you for your positive feedback, Luke! We're glad to hear that our team was able to fix the burst flexi pipe and replace the others quickly and did a fantastic job. We appreciate your review and hope to assist you again in the future! Marty Stamatis ★★★★★ Professional, friendly service. Very happy to go the extra miles to help. Totally recommend Kalamunda Plumbing, haven't found any one better qualified to do the job plus their rates are very reasonable.Response from the ownerWe are pleased to hear that you felt well supported and that our efforts had a positive impact. Our aim is to consistently deliver exceptional service and support. Your recommendation is greatly appreciated, and we are delighted to have had the opportunity to assist you. Trish McQuade ★★★★★ Took advantage of a cancellation slot so the boiler installation was done earlier than anticipated ; job done well with minimal fuss. Thanks guys.Response from the ownerWe understand the challenges associated with the lack of hot water, so we are pleased the installation of the hot water system could be completed ahead of schedule. It is always gratifying to see projects advance smoothly. Thank you for your positive feedback Trish Sandra Burns ★★★★★ We have used Kalamunda Plumbing several times since movoing here 3 years ago. They have always been on time, professional, friendly and upfront with their fees; which I find to be very reasonable. Highly recommend their services!Response from the ownerThank you Sandra for your generous feedback. We are pleased to learn that you have had a positive experience with us over the past three years. Your recommendation is highly valued, and we appreciate your ongoing trust in our services. We look forward to the opportunity to serve you again in the future. Angela Jeffers ★★★★★ Within the promised two hour time frame and work completed promptly! Very efficient, friendly service. We’ve been using them for years and will continue to do so.Response from the ownerThank you for your thoughtful feedback. We are delighted to know that you are satisfied with our service and that we have consistently met your expectations over the years. Your loyalty is greatly appreciated, and we look forward to continuing to provide you with high-quality service in the future. Robert R ★★★★★ Very simply, Kalamunda Plumbing offer a fantastic service. Polite, timely and completely professional.Response from the ownerThank you Robert for your feedback. We appreciate hearing that you had a positive experience. We take pride in our professionalism and dedication to providing excellent customer service. Please do not hesitate to reach out if you need any further assistance. Clint Brimson ★★★★★ My go to plumber in Lesmurdie. Reasonable prices, quality work and great communicationResponse from the ownerThank you Clint the team is glad to hear your support, it's great to know you appreciate the quality and communication we strive to deliver. Alex Roullo ★★★★★ Clayton quickly replaced a defective pressure relief valve. Able to get some advice re replacing the existing water heater. Thanks Team Kalamunda Plumbing.Response from the ownerIt’s always a relief when issues get resolved quickly. Thank you Alex for the positive review cathy warger ★★★★★ Kalamunda Plumbing is a very professional business.From first contact with reception,who booked in job, to completion of job, I was always kept in formed of when team would be arriving etc.The guys where very pleasant, efficient and left site very clean. They also disposed of old hot water system.Would use Kalamunda Plumbing again and recommend their business.Response from the ownerThank you, Cathey, for your valuable feedback. We are pleased to hear that you had a positive experience with Kalamunda Plumbing. It is encouraging to know that our team effectively communicated with you throughout the process and that you found their demeanor both pleasant and efficient. We are committed to maintaining high standards in our work, including ensuring a tidy environment upon completion. We greatly appreciate your recommendation and look forward to the opportunity to serve you again in the future. Christine Godfrey ★★★★★ Thankyou Kalamunda Plumbing for your amazing work.Ryan came today on time and was very informative. He came to service my water heater and after explaining what was needed he did the job straight away. Extremely happy with the work and the price.Thankyou again.Response from the ownerThank you, Christine. I am pleased to hear that you were satisfied with our service. It is gratifying to know that our team were able to assist you with your hot water system and provide you with the necessary information needed. Your satisfaction is our priority, and the team greatly appreciates your positive feedback. Should you require any further assistance, please do not hesitate to contact us. Thank you for choosing Kalamunda Plumbing! Bill Fleming ★★★★★ Lads were prompt, friendly and came up with a great solution to the issues.Response from the ownerWe are pleased to hear that, Bill! It seems that their prompt response and courteous service had a significant impact on your experience. We acknowledge that it is always valuable to receive effective solutions in such situations. Matthew Zulch ★★★★★ Great local plumbing service.Response from the ownerThank you for your thoughtful feedback. We take great pride in our work and are dedicated to serving our community. Your support is greatly appreciated. Michael Jutten ★★★★★ A fantastic company to deal with from start to finish, I required a new hot water boiler and got one supplied and fitted well within 48 hours, the job is first rate, the fitting team were polite, very knowledgeable, clean and very efficient, truly a pleasure to deal with and very happy with the price.Response from the ownerThank you, Michael, for your thoughtful feedback. We are delighted to learn about your positive experience with our team. It is gratifying to know that we were able to meet your needs efficiently while ensuring an enjoyable experience. Your satisfaction is our highest priority. Should you require any further assistance in the future, please feel free to contact us. Pete Hicks ★★★★★ KP did an awesome job at my premises, job turned out to be very straightforward and I was very happy with the work completed.Response from the ownerThank you for your positive feedback. I am pleased to know that you were satisfied with the work and that everything proceeded smoothly. js_loader

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Kalamunda Plumbing employs a team of professional local plumbers, servicing Perth's Hills and Eastern Suburbs with a proud tradition of delivering Service Excellence since 1954. Get in touch with us today to discuss your water heater, plumbing or drainage needs and speak to one of our friendly team members!