Rainwater Tanks Manufacturer | Rainwater Tanks Supplier

Sydney Water Tanks is a leading manufacturer and supplier of underground concrete rainwater tanks and concrete pits. Sydney Water Tanks is proudly Australian-owned and part of The Martins Group, a family run business with the Directors of the company having over 25 years experience in providing quality wastewater treatment and water storage systems to Australian households.

Rainwater tanks from Sydney Water Tanks are built from long-lasting, extra strong steel fibre reinforced concrete. With a 30 year structural guarantee, a water tank from Sydney Water Tanks efficiently provides a quality supply of rainwater to your toilets and outdoor taps.

Our rainwater tanks are installed underground, either in your backyard or under your patio or driveway, giving you more yard space for your recreation and leaving no unsightly tank in view. With installation individually engineered for your site, a Sydney Water Tank ensures effortless and efficient storage and maximum rainwater collection for use in your home. Maximum efficiency is assured with the use of a Sydney Water Tanks’ Rain Switch. The Rain Switch automatically switches to the use of harvested rainwater when available; making sure your household takes full advantage of this free water supply.

Water Tanks ManufacturerAt Sydney Water Tanks our experienced team is ready to provide you with an underground Concrete water tank to suit your needs. We provide service and delivery of water tanks and stormwater pits in NSW and the ACT, including Sydney and Canberra. With a variety of concrete water tanks for sale we can provide a water tank that best suits your home and budget.

For a reliable source of rainwater for your home that takes no space in your yard make Sydney Water Tanks your choice. 


  • What to Expect During The Installation Process 27 Apr - The installation of an in-ground water tank begins with it’s creation at the factory. All tanks are individually wet cast from 40mpa steel fibre reinforced concrete, this means there are no joins between the floor and the walls. Thanks to a one-pour casting a water tight seal is ensured to meet the requirements of AS1546.1...

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  • The Benefits of Under Deck Water Tanks 27 Apr - If you have very limited space in your back yard, installing a traditional style water tank can be challenging. Under deck water tanks have been designed to fit into those vacant spaces under your decking area, which provides a functional and smart solution to your space issues. Under deck water tanks work in just the...

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