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AVAILABLE NOW!

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Versatile

Designed and tested for the majority of soil types and water table conditions.

Strong

stormVAULT is the thickest, strongest, and heaviest product on the market.

Compliant

Complies to a number of AS/NZ Standards that other leading underground tank providers don't!

ABOUT stormVAULT

No matter where you need stormwater management – beachfront or hillside – stormVAULT tanks have you covered. The tanks have been designed and tested for the majority of soil types and water table conditions in New Zealand and are not reliant on surrounding soil structures for strength. They can be installed under lawn or concrete.

stormVAULT is the thickest, strongest, and heaviest product on the market. We know that the demands put on products that go underground are high, so stormVAULT has been built to exceed design standards.

Compliance? No worries! stormVAULT tanks comply with council requirements, meaning they’re an easy, trouble-free solution to managing stormwater on your site or property.

Benefits & Features:

  • Meets AS/NZS4766:2006, AS/ NZS4020:2005, and AS/NZS 2070 standards, unlike other leading underground tanks. 

  • Solid filled rib design - 

  • Unique interlocking jointing

  • Anti-flotation anchors

  • Sustainable - manufacturing process produces zero waste of polyethylene and is 100% recyclable. 

  • Can be installed under a lawn or under a concrete driveway

  • 30 years of proven tank manufacturing quality by Devan

  • 15 year warranty applies to all stormVAULT tanks

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2,000L

Dimensions: 2.3m overall length, 1.2m diameter (main tube), 2.3m turret.

Weight: 170kg

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3,000L

Dimensions: 3.2m overall length, 1.2m diameter (main tube), 2.3m turret.

Weight: 225kg

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4,000L

Dimensions: 4.1m overall length, 1.2m diameter (main tube), 2.3m turret.

Weight: 280kg

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5,000L

Dimensions: 5.0m overall length, 1.2m diameter (main tube), 2.3m turret.

Weight: 340kg

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6,000L

Dimensions: 5.9m overall length, 1.2m diameter (main tube), 2.3m turret.

Weight: 395kg

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7,000L

Dimensions: 6.7m overall length, 1.2m diameter (main tube), 2.3m turret.

Weight: 450kg

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8,000L

Dimensions: 7.7m overall length, 1.2m diameter (main tube), 2.3m turret.

Weight: 510kg

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9,000L

Dimensions: 8.6m overall length, 1.2m diameter (main tube), 2.3m turret.

Weight: 570kg

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10,000L

Dimensions: 9.5m overall length, 1.2m diameter (main tube), 2.3m turret.

Weight: 625kg

DESIGNED TO BE SUSTAINABLE

Polyethylene cannot rot or corrode and is UV stabilised for New Zealand’s harsh environmental conditions. The manufacturing process produces zero waste of polyethylene and the product is 100% recyclable. At the end of its useful life, it can be returned to us to be recycled into other long-lasting products.

stormVAULT tanks are manufactured from the highest quality polyethylene available which is ideally suited to Devan's moulding technique, giving long life and trouble-free service. The material is certified to AS/NZ4766:2006, AS/NZS4020:2005, and AS/NZS 2070 so are suitable for potable water.

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EASY SPECIFICATION

The tank is the strongest design on the market and has achieved compliance to AS/NZS1546 Septic Tank Standard, ARMA COP15 Underground Tank Code of Practice, and verified by CPEng Engineers here in New Zealand.

The material is certified to AS/NZS4766:2006, AS/ NZS4020:2005, and AS/NZS 2070.

BY KIWIS, FOR KIWIS

stormVAULT has been proudly designed and manufactured in New Zealand with the intent to provide a rainwater harvesting solution for Kiwis right from Cape Reinga to Bluff.

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Frequently Asked Question's

What ground type can stormVAULT be installed under?

The tanks have been designed for the majority of soil types and water table conditions in New Zealand. They are not reliant on surrounding soil structures for strength.

Where on the property do they get installed?

stormVAULT tanks have been built to be easily installed under your lawn, but they can also be installed under a concrete drive if space is a premium on your site.

Does stormVAULT come with a warranty?

stormVAULT stormwater tanks come with a 15-year domestic warranty. Devan has been in business for over 30 years and if there’s anything that time has taught us, it is that our customers see no compromise when it comes to confidence and reliability.

Are the tanks compliant?

They sure are! stormVAULT has achieved compliance to AS/NZS1546 Septic Tank Standard, ARMA COP15 Underground Tank Code of Practice, and has been verified by CPEng Engineers here in New Zealand. The material is certified to AS/NZS4766:2006, AS/NZS4020:2005, and AS/NZS 2070

What are they made of?

The highest quality polyethylene available. Polyethylene cannot rot or corrode and is ultraviolet stabilised. The manufacturing process produces zero waste and the product is 100% recyclable; it’s also ideally suited to our moulding technique, giving long life and trouble-free service. 

What sizes are available?

Each tank is manufactured to meet whatever your volume requirements are. Standard sizes are available in any combination from 2,000L to 10,000L with other volumes available on request. The more volume you require, the longer the tank. Larger volumes are achieved by coupling multiple tanks together onsite with ease.