Heat Pump Water Heaters NZ
Energy-efficient hot water systems reduce running costs & improve performance.
Heat Pump Water Heater – A smarter and efficient way to heat your water
Heat pump water heaters are one of the most energy-efficient ways to produce hot water in your home.
Instead of generating heat directly, they extract heat from the surrounding air, using significantly less electricity while still delivering reliable hot water.
At Aqua Works, we help homeowners choose, install, and service heat pump systems that are built for long-term performance.
Call 021 227 8427 to discuss if a heat pump system is right for your home
What is a heat pump water heater?
A heat pump water heater works differently from a traditional hot water cylinder. It:
- draws heat from the air
- transfers it into the water tank
- uses less electricity than standard systems
This makes it a highly efficient option for households and for comercial buildings, looking to reduce energy use and running costs.
These modern system can use up to 60–75% less electricity while still delivering reliable hot water.
Why choose a heat pump system?
Lower Energy Costs
Heat pump systems can use significantly less electricity than traditional hot water systems, helping reduce your power bill over time.
Energy Efficient & Future-Focused
A more sustainable option for homes looking to reduce energy consumption.
Reliable Hot Water Supply
Designed to provide consistent hot water for everyday household use.
Suitable for Many Homes
Works well in a wide range of setups, including both new builds & upgrades.
Is a heat pump water heater right for your home?
Heat pump systems are a great option, but not always the right one for every situation.
They are best suited if:
- You want to reduce long-term energy costs
- You have space for an outdoor unit
- You’re upgrading or replacing an existing system
- You want a more energy-efficient solution
We’ll assess your home and give you clear advice on whether a heat pump system is the right fit.
Heat Pump
Lower running costs
Higher upfront investment
Energy-efficient
Heat Pump
versus
Traditional Hot Water Systems
Traditional Cylinder
Lower upfront cost
Higher running costs
Simpler setup
Not sure which heat pump system is right for your home? We will assess your setup and give you clear, honest advice to find the best solution.
Heat Pump Systems we work with
Rinnai
High-performance heat pump hot water systems designed for New Zealand conditions, offering smart control, efficient operation, and reliable performance for modern households.
Reem
Energy-efficient heat pump hot water systems that use heat from the surrounding air to reduce electricity use and deliver reliable mains pressure hot water for everyday homes.
Econergy
NZ-made heat pump water heaters delivering industry-leading efficiency, up to 70–75% energy savings. Designed to work with existing cylinders to reduce power bills.
Aqua Works are your trusted local Plumber near you.
We are Master Plumbers and are On-Call 24/7
Why choose Aqua Works
Choosing a heat pump system isn’t just about the product. It’s about getting the right setup, installed correctly, so it actually delivers the performance and savings it promises.
Specialists in Hot Water Systems
We focus on water systems, so you get advice and installation tailored specifically to heat pump technology, not generic plumbing solutions.
Built for NZ Conditions
We work with systems designed for New Zealand homes and climate, ensuring reliable performance year-round.
Lower Running Costs Over Time
Heat pump systems use energy from the air, reducing electricity use and potentially saving up to 60–75% on water heating costs.
Installed for Performance
Correct setup is critical. We install systems properly so they run efficiently, reliably, and deliver the savings they promise.
Retrofit & Upgrade Expertise
In many cases, heat pump systems can be connected to your existing cylinder. We’ll recommend the best option for your setup.
Installation & ongoing servicing
Installing a heat pump system correctly is essential for performance and efficiency. At Aqua Works, we provide:
Installed correctly to ensure optimal performance, airflow, and efficiency from day one.
Often, heat pump systems can be connected to your existing cylinder, reducing installation cost & complexity.
We assess placement, system design, and water usage to ensure the system performs as intended.
We’re offering maintenance, servicing, and advice to keep your system running efficiently.
Our customers love to recommend Aqua Works…
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“We had an urgent issue and both the receptionist and plumber were considerate, efficient and our issue was resolved in the same day. Thanks so much and I would recommend using this firm in the future.”
Dana Frost, August 2025
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“Jacob was great and worked in the rain to solve a tricky problem. Wish I had gone with these guys first and had not gone with the plumber to install the water tank system.“
Alex Walker, September 2025
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“I have tried quite a few plumbers over the years and Aqua Works has been the best to deal with from every aspect – communication, knowledge, on-time, job done. Highly recommended.“
Andrew Bell, April 2025
Choosing the right heat pump system
Not all systems are the same. We help you choose based on:
Household size and hot water usage
Available space and installation setup
Budget and long-term savings
System performance and reliability
You’ll get a system that suits your home, not just a generic recommendation. Call us on 0800 278 296 to get advice for your best otpion.
FAQs about Heat Pump Water Heaters
Are heat pump water heaters worth it?
For many households, yes. Heat pump water heaters use significantly less electricity than traditional hot water systems, which can reduce power bills over time. They’re especially beneficial for homes with higher hot water usage and long-term energy savings in mind.
👉 Call Steve to discuss your savings: 0800 278 296
How much does a heat pump water heater cost in NZ?
The cost of a heat pump water heater in NZ depends on the system type, size, and installation requirements. While the upfront investment is higher than a standard cylinder, lower running costs can make it more cost-effective over time. We provide clear pricing based on your setup.
👉 Call Raewyn to get a free quote
Do heat pump water heaters work in winter?
Yes — modern heat pump systems are designed to operate efficiently even in cooler temperatures. While performance can vary slightly, they still provide reliable hot water throughout the year in NZ conditions.
Can I replace my existing cylinder with a heat pump system?
In many cases, yes. Most existing hot water cylinders can be replaced with a heat pump system, depending on available space and setup. We’ll assess your current system and recommend the best option for your home.
Talk to one of our plumber on 0800 278 296 about your options.
How much space does a heat pump water heater need?
Heat pump systems usually require space for an outdoor unit and a cylinder. The exact requirements depend on the model and installation setup. We’ll assess your property and recommend a system that fits your available space.