June Special

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5000 Gallon Special (Queensland)

5400 Gallon Tank Sale (NSW)

Round Water Tanks

Round Tanks

Our advanced poly manufacturing process use computer-controlled rotational moulding machines to make very strong one-piece tanks.

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Slimline Tanks

Slimline tanks are perfect for small blocks of land where there is limited space. They will fit perfectly along a wall, side fence or under a window.

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Customer Testimonials

  • The service we received from National Poly Industries was very good & in particular the professional procedure by the driver when delivering the tanks.

    Rob And Lynne Jordan, Duns Creek, NSW
  • Well run outfit!!!!!!!!!! 5 Stars

    Udo Gerlach, Bungendore, NSW
  • All you can ask for great product and service.

    Paul Fairfull, Merriwa, NSW
  • Very good service.

    Craig & Belinda Craig Potter, Kurrajong, NSW
  • Excellent people to do business with thankyou 5 star ******

    David Kellalea, Merimbula Nsw, NSW
  • Great product, great price, great service.

    Michael Crow, Bauple Forest, Qld
  • Great product, Wonderful staff and service!

    Alwyn Sauter, South Burnett, Qld
  • Wonderful service thankyou

    Lyle Carey, Yangan, Qld
  • Easy to order and turned up on time. 5 Stars.

    Nick Cockle, Balmain, NSW
  • 5 stars great service

    Bary Bolger, Mt Larcom, Qld

Underground Tanks

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

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Industrial Products

National Poly have built industrial tanks for over 20 years to store a wide range of chemicals and liquids including SG1 to SG1.4 and SG2.

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Water Tank Accessories

Water Tank Accessories

Do you need a water tank pump, self-cleaning system, water diverter, leaf strainer or fittings? Check out our range of water tank accessories.

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Farming Products

Farming Products

Are you in need of products for agricultural purposes? We can help you with molasses storage, cartage tanks, troughs or custom products.

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