Finding the best water tank installation in New Plymouth starts with a team that can size, supply and plumb in a tank that suits your roof, section and water use. Water tank installation in New Plymouth covers rainwater harvesting for homes, stock water and irrigation storage for farms, and the pumps and UV filtration that make tank water usable. Think Water Taranaki in Waiwhakaiho and Ariki Plumbing and Gas on Devon Street West both handle tank work alongside wider water and plumbing services.
1Think Water Taranaki
Think Water Taranaki is a locally owned water management business in Waiwhakaiho, run by Angela and Steven Bevan, that designs, supplies, installs and services rainwater harvesting systems for residential, commercial, agricultural and industrial clients. Its showroom stocks steel and poly water tanks alongside the pumps, UV filters and accessories needed to complete a system. It suits anyone wanting one supplier for the tank, pump and filtration, from a town section to a dairy farm.
Services
- Rainwater harvesting system design, supply and installation
- Steel and poly water tanks, including Devan tanks
- Submersible pump systems and mains water/tank water switches
- UV filtration, first flush diversion kits and leaf eaters
- Stock watering and solar-powered pump systems
Highlights
- Over 20 years of experience in the dairy and water management industry
- Member of Irrigation New Zealand
- Works with Iplex Pipelines, Devan Tanks and Davey Water Products
- Stocks the Puretec Hybrid G250 whole-house UV system, exclusive to Think Water
Location & Contact
Name: Think Water Taranaki
Address: 12 Oropuriri Road, Waiwhakaiho, New Plymouth 4312
Phone: 06 757 5064
Website: thinkwater.co.nz/taranaki
2Ariki Plumbing and Gas
Ariki Plumbing and Gas is a family owned plumbing, gasfitting and drainlaying business based on Devon Street West that works across New Plymouth and the wider Taranaki region. As part of its outdoor plumbing work it installs water tanks and rainwater harvesting, together with spouting, downpipes, UV filters and water pumps. It suits homeowners who want tank installation handled by the same plumbers who look after the rest of the property.
Services
- Water tank and rainwater harvesting installation
- Spouting and downpipe installation
- UV filters and under-bench filters
- Water pumps for irrigation or household supply
- Soak water and stormwater drains
Highlights
- Approved Master Plumbers
- Certified plumbers, gasfitters and drainlayers on the team
- 24/7 call-out service
- Hourly rates published on its website
Location & Contact
Name: Ariki Plumbing and Gas
Address: 219 Devon Street West, New Plymouth 4310
Phone: 06 753 0023
Website: arikiplumbing.co.nz
3Macic Heating Plumbing & Gas-fitting
Macic Heating Plumbing & Gas-fitting is a New Plymouth plumbing, heating and gasfitting business led by certifying plumber, gasfitter and drainlayer Chris Macic. Water tank installations sit within its plumbing services, and it also designs and installs septic systems and handles stormwater connections. It suits rural and lifestyle properties that need a tank, drainage and on-site wastewater work from one tradesperson.
Services
- Water tank installations
- Septic system design and installation
- Drain laying, sewage and stormwater connections
- Hot water cylinder replacement and repair
Highlights
- AES Certified Designer and Installer for septic systems
- Certifying plumber, gasfitter and drainlayer
- Specialises in hydronic underfloor and radiator heating
- Labour rates published on its website
- Free, no obligation quotes
Location & Contact
Name: Macic Heating Plumbing & Gas-fitting Ltd
Address: 346 Upper Pitone Road, New Plymouth
Phone: 021 125 9832
Website: macic.co.nz
Water Tank Installation in New Plymouth at a Glance
| Business | Highlight |
|---|---|
| Think Water Taranaki | Over 20 years of experience in the dairy and water management industry |
| Ariki Plumbing and Gas | Approved Master Plumbers |
| Macic Heating Plumbing & Gas-fitting | AES Certified Designer and Installer for septic systems |
How to Choose the Right Water Tank Installation in New Plymouth
- Tank size and use: work out whether the tank is for garden watering, toilet and laundry supply, full household drinking water, stock water or firefighting, as each needs a different capacity and set-up.
- Tank material and placement: compare poly, steel and concrete tanks, slimline or round, and confirm the base, access for delivery and distance from boundaries before you order.
- Pump and filtration: ask what pump, first flush diverter, leaf eater and UV filtration are included, especially if the water will be used for drinking.
- Qualified installers: connections to your house plumbing and any mains backflow work should be done by a registered or certifying plumber.
- Council requirements: check whether your tank, its stand or its overflow to stormwater needs consent or sign-off from New Plymouth District Council.
Frequently Asked Questions About New Plymouth Water Tank Installation
What does water tank installation involve?
A typical rainwater tank installation includes preparing a level, compacted base, placing the tank, connecting it to the spouting and downpipes, fitting an overflow, and installing a pump and any filtration. Where tank water supplies the house, the plumber also connects it to the internal plumbing, sometimes with a switch that tops up from mains water when the tank runs low.
How much does a water tank installation cost in New Plymouth?
Cost depends on tank size and material, site preparation, the length of pipework, and whether a pump and UV filter are needed. Plumbers usually charge an hourly labour rate plus materials, so ask for a written quote that lists the tank, pump, filtration and labour separately.
Do I need a building consent for a water tank?
Many domestic water tanks can be installed without a building consent, but limits apply to size, height and how the tank is supported, and plumbing and drainage connections still need to be done by an authorised person. Check the Building Code compliance guidance and confirm with New Plymouth District Council before you start.
How do I check a plumber is registered?
Search the public register on the Plumbers, Gasfitters and Drainlayers Board website by name or registration number. It shows whether the person is licensed and at what level, such as registered or certifying plumber.
Can I drink the water from my tank?
Tank water can be used for drinking if the system is set up and maintained for it. That usually means a first flush diverter to keep the initial roof runoff out, screened inlets, and a sediment filter with UV treatment before the water reaches the tap. Regular tank cleaning and filter changes keep the system safe.
What size water tank do I need?
Size depends on roof area, household water use and whether you are on town supply. A small tank of a few thousand litres suits garden use, while a home relying fully on rainwater usually needs a much larger capacity. Many suppliers and installers will size a system from your roof area and usage.
Where can I find a water tank installer near me in New Plymouth?
Local installers are based in Waiwhakaiho, on Devon Street West near the city centre, and on the rural outskirts, and most travel across New Plymouth and the wider Taranaki region. When you ask for a quote, give your suburb or rural address so the installer can confirm access for tank delivery.
How We Chose the Best Water Tank Installation in New Plymouth
Every business in this guide was found by searching for water tank installation in New Plymouth, then checked against what the business publishes itself: its own website, or where it has none, its official social or booking page. Names, addresses and phone numbers come from those pages rather than a directory feed, so what you see here is what the business says about itself. We also check that each one is still trading and is actually based in or genuinely serving New Plymouth, rather than a national operator running a local landing page. A business we can’t confirm from its own pages is not listed.