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Superior Strength Water Tanks

MCG ELETank

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ELETank Concrete Water Tanks – Built Stronger for New Zealand Conditions

The Concrete Water Tank ELETank range from McDonald Concrete Group is engineered for strength, reliability, and long-term performance. Designed and manufactured right here in New Zealand, every ELETank exceeds national standards — featuring 36 % thicker concrete walls and 40 % more reinforcing steel than required by the NZ Standard for water tank manufacturing.

These tanks are made to endure — from rural properties to residential sites and commercial facilities — offering safe, sustainable water storage that stands up to New Zealand’s demanding climate and seismic activity.

ELETank: the stronger, safer, and more environmentally responsible water-storage choice. 

Concrete Tank Features - ELEtank

  • Large 25,000 Litre capacity (over 5000 gallons).
  • Smaller tanks sizes available.
  • Six roof soft spots for convinient pipe entry.
  • Centre hole for water level indicator.
  • 36% thicker concrete walls than the NZ standard.
  • 40% more steel reinforcing than the NZ standard per unit.
  • Certified lifting points
  • Two 32 mm and one 50mm outlet standard around the base.
  • Two overflow soft spots.
  • Batched test concrete.
  • Choice of standard or Customized colours ( Colours may incur extra charge)
Guarantee

Site Preparation

Selecting the right location and preparing a solid foundation are essential steps in ensuring your ELETank Concrete Water Tank performs at its best. Choose a site that allows easy access and future expansion. The foundation must withstand heavy loads — proper preparation protects your investment for decades to come.

Optional Accessories & Extras

Customise your Concrete Water Tank ELETank with a range of accessories and fittings:

    • Fitting variations (25 mm – 50 mm)

    • Water pumps and filters

    • Water-level indicators

    • Lockable lids, first-flush diverters, leaf eaters

    • Gate and ball valves, PVC pipes, and fittings

Why Choose the Concrete Water Tank ELETank?

With unmatched reinforcement, durable concrete, and proven NZ-made quality, ELETank tanks deliver exceptional strength and reliability. Whether you’re storing household, farm, or commercial water, you can trust an ELETank Concrete Water Tank to perform for decades with minimal maintenance.

For expert advice or a quote on your next Concrete Water Tank ELETank, contact McDonald Concrete Group today.

ELE5000 Water Tank

MCG Eletank

ELE5000 Flat Water Tank

3 Flat Top Tanks installed

Flood wash Tanks

4 Flood Wash Tanks
Farm Flood Wash tanks set up

ELE10 Water Tank

ELE10 10,000-litre concrete water tank by McDonald Concrete Group
High-capacity ELE10 concrete water tank – reliable storage for residential, rural, or commercial use.

Frequently Asked Questions – Eletank Concrete Water Tanks

1. What sizes do ELETank Concrete Water Tanks come in?

ELETank Concrete Water Tanks are available in a range of capacities to suit residential, rural, and commercial needs. The most popular model is our 25,000-litre water tank, but smaller sizes are also available.
Contact us to discuss which tank size best fits your property and water-storage requirements.

2. How durable is a Concrete Water Tank ELETank?

Every Concrete Water Tank ELETank is built using reinforced concrete with 36 % thicker walls and 40 % more steel reinforcing than the NZ Standard. These tanks are designed to last for decades, providing exceptional resistance to weather, ground movement, and seismic activity — ideal for New Zealand conditions.

3. Can an ELETank Concrete Water Tank be installed above or below ground?

Yes — ELETank tanks are versatile and can be installed above ground or underground, depending on your site layout and access. Our team can advise you on the best installation method to maximise durability and water quality.

4. What maintenance does a Concrete Water Tank ELETank require?

Maintenance is simple. We recommend periodic inspection and cleaning of the tank interior, inlet, and outlet points to maintain water quality. The solid concrete construction means minimal long-term upkeep — just reliable performance year after year.

5. Do ELETank Concrete Water Tanks meet New Zealand water-storage standards?

Absolutely. All ELETank Concrete Water Tanks fully comply with New Zealand water-storage and safety standards, ensuring your water supply is stored safely and hygienically. Reinforced concrete construction also prevents algae growth and protects water from sunlight exposure.

6. How are ELETank Concrete Water Tanks delivered and installed?

We provide professional delivery and installation support throughout New Zealand. During the quoting process, we’ll confirm site-access and preparation requirements to ensure smooth, safe delivery and correct installation of your ELETank Concrete Water Tank.

7. Can I customise my ELETank Concrete Water Tank?

Yes — we offer a range of custom colours and accessories, including filters, pumps, diverters, and lockable lids. Customisation allows your Concrete Water Tank ELETank to integrate perfectly with your property’s look and setup.

Enquiries

PHONE 0800 353 222