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Affordable Premium Water Tanks

With National Poly Industries you're buying from an Australian manufacturer of poly rainwater tanks and other products designed and built to withstand harsh climate conditions.

Purchase your water tank from an Australian owned and operated company. With over 20 years experience manufacturing water tanks, we are committed to providing you with premium quality for the best value.

Choose from a wide range of colours, sizes and styles to meet your taste. Our poly water tank sizes range from 1,000L to 37,200L, and are made from food-grade polyethylene to comply Australian tank standards (AS4677).

Benefit from our advanced manufacturing process of computer-controlled rotational moulding machines that produce one-piece water tanks with extra strength. Get a water tank with optimum strength. Beware of those with inferior structural integrity evidenced by vertical side seams or poles that support the roof.

We offer a wide range of molasses tanks, slimline tanks, underground tanks, troughs, water tank accessories and tank combo packages to save you time and hassle. 

The weight of every water tank is stated in writing, providing proof of the strength and integrity of each model manufactured by National Poly Industries.  

>> Download Water Tank Brochures

National Poly Water Tanks Meet Australian Standards

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Underground Water Tanks
   
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Poly Water Tanks

Poly Water Tanks

Our advanced manufacturing process use computer-controlled rotational moulding machines to produce a very strong one-piece tank.

Water Tanks

 
Slimline Tanks

Slimline Tanks

The slimline tanks are perfect for smaller block where there is limited space. They will fit perfectly along a wall, side fence or under a window.

Slimline Water Tanks 

 
Underground Tanks

Underground Tanks

Suitable for under drive way installation these tanks are German engineered and manufactured for maximum strength and durability.

Underground Tanks

 
Polycraft Boats

Polycraft Boats

National Poly Industries is also a major participant in the recreational marine market with the Polycraft range of boats from 3M to 6M.

Visit Polycraft Boats