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Electric Hot Water Solutions

Aqua specialises in electric hot water systems—from fast, reliable repairs to full replacements and new installations. Whether your cylinder has burst, your water pressure is low, or your hot water has gone cold, our qualified plumbers ensure everything is restored safely and efficiently.

Why Choose Electric Hot Water?

Electric hot water systems remain the most common choice across NZ because they are:

  • Affordable to install
  • Reliable and long-lasting
  • Compatible with most homes
  • Low maintenance
  • Available in many sizes & pressure options
  • Ideal for homes without gas supply

They are also compatible with modern upgrades, such as smart controllers, efficient heat pump systems, and whole-home filtration.

Our Electric Hot Water Services

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    Hot Water Cylinder Repairs

    If your electric cylinder is leaking, tripping the switchboard, or failing to heat properly, we can diagnose and repair all major brands.

    Common issues we fix:

    • No hot water
    • Lukewarm or inconsistent temperature
    • Burst or leaking cylinders
    • Faulty thermostats or elements
    • Low pressure problems
    • Overflowing valves

    If the repair cost isn’t worth it, we’ll recommend the best replacement option for your home.

  • Hot Water Cylinder Replacements

    An aging or damaged cylinder can fail unexpectedly—often at the worst time.

    We supply and install a full range of electric hot water cylinders:

    • Low pressure cylinders
    • Mains pressure cylinders
    • Indoor or outdoor units
    • Stainless steel or enamel options
    • Fast recovery models for large households

    We ensure your new cylinder meets all NZ building code and safety requirements.

    Popular brands we supply & install include:

    • Rheem
    • Bosch
    • Rinnai (electric models)
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    Hot Water Heat Pump Systems

    Want lower power bills?

    Electric heat pump hot water is one of the most energy-efficient solutions on the market.

    We install modern heat pump systems that use up to 70% less energy than traditional cylinders.

    Benefits include:

    • Lower electricity costs
    • Eco-friendly operation
    • Fast heat recovery
    • Compatible with most households

    We can advise whether a heat pump is right for your home or business.

  • Smart & Efficient Upgrades

    If you want better control and lower running costs, we can add:

    • Smart timers
    • Peak/off-peak controllers
    • Automatic mixing valves
    • Scale reduction filters

    These upgrades improve performance, increase safety, and help your system last longer.

  • New Builds & Renovations

    New Builds & Renovations

    We work closely with builders, architects, and homeowners to design the perfect hot water solution for your project.

    Services include:

    • System design & water pressure planning
    • Pipework installation
    • Cylinder placement for optimal efficiency
    • Safety valves, overflow, and compliance
    • Electrical & plumbing coordination

    Whether it’s a new home, extension, or renovation, we ensure a seamless installation.

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    Annual Servicing & Safety Checks

    A well-maintained electric hot water system lasts longer and uses less power.

    Our service includes:

    • Element & thermostat testing
    • Temperature checks
    • Valve inspection & replacement
    • Leak detection
    • Pressure safety testing

    Annual servicing keeps your system safe and running efficiently.

Electric Hot Water Products We Supply & Install

  • Electric Hot Water Cylinders

    Low pressure, mains pressure, fast recovery, and stainless steel options.

  • Heat Pump Hot Water Systems

    Energy-efficient units that reduce power consumption.

  • Smart Controllers

    Optimise energy use and improve reliability.

  • Scale, Sediment, and Filtration Add-Ons

    Cleaner water = longer-lasting cylinders and better heating performance.

    Ideal for rural, tank, or bore water.

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Who We Work With

  • Residential homeowners
  • Landlords & property managers
  • Commercial buildings
  • Schools & childcare facilities
  • Hospitality & kitchens
  • New builds & renovations

Why Choose Aqua?

  • Certified plumbers & drainlayers
  • Professional installation, maintenance & repairs
  • Fast, friendly service
  • Honest advice—no unnecessary upsells
  • Full supply + install service
  • Competitive pricing
  • Compliance documentation included

Our goal is simple: hot water you can count on, installed right the first time.

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Need Help With Electric Hot Water?

Whether your cylinder needs a repair, replacement, or efficiency upgrade, our team is ready to help.

Call 0800 650 100 or request a quote today.

Your hot water—sorted by the experts.