Poly Water Tanks
Poly rainwater tanks are made from UV-stabilised polyethylene, offering a lightweight, durable and corrosion-resistant water storage option for homes, farms and businesses across Australia.
If you are comparing tank materials, poly water tanks are a practical choice because they are lightweight, corrosion-resistant and easy to install. As part of our water tanks for sale range, they are available in a variety of sizes for residential, rural and commercial water storage. You can also explore slimline water tanks and large water tanks to compare different storage options.
Why Choose Poly Rainwater Tanks?
Made from UV-Stabilised Polyethylene
Each tank is manufactured from durable polyethylene designed to handle harsh Australian outdoor conditions and provide dependable long-term water storage.
Lightweight and Corrosion Resistant
Poly water tanks are easier to handle than many traditional alternatives and will not rust or corrode, making them a practical option for rainwater harvesting.
Suitable for Homes, Farms and Businesses
From compact household tanks to large rural systems, polyethylene tanks can support gardens, livestock, irrigation and commercial water storage.
Australian Made Since 1972
Tankworld has been manufacturing quality water storage solutions for over 50 years in New South Wales, Victoria and South Australia. Every tank is backed by a 7-year manufacturer’s warranty.
Featured Products
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Sale!
2,000L Slimline SLR Water Tank
From $965.00$1,210.00From $965.00$1,210.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $1,040.00$1,260.00 -
Sale!
5,000L Slimline SLR Water Tank
From $1,840.00$2,430.00From $1,840.00$2,430.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $1,840.00$2,210.00
All products
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Sale!
2,000L Slimline SLR Water Tank
From $965.00$1,210.00From $965.00$1,210.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $1,040.00$1,260.00 -
Sale!
5,000L Slimline SLR Water Tank
From $1,840.00$2,430.00From $1,840.00$2,430.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $1,840.00$2,210.00 -
Sale!
330L Slimline Water Tank
From $395.00$700.00From $395.00$700.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $395.00$700.00 -
Sale!
3,000L Slimline SLR Water Tank
From $1,165.00$1,450.00From $1,165.00$1,450.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $1,235.00$1,450.00 -
Sale!
3,000L Slimline SLR Water Tank – Zone 2
From $1,165.00$1,450.00From $1,165.00$1,450.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $1,165.00$1,450.00 -
Sale!
45,400L Round Straight Wall Tank- Zone 1
From $5,795.00$7,700.00From $5,795.00$7,700.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $5,795.00$7,700.00 -
Sale!
30,000L Water Tank Round Straight Wall Tank Zone 2
From $3,840.00$5,150.00From $3,840.00$5,150.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $3,840.00$5,150.00 -
Sale!
22,700L Round Straight Wall Tank
From $2,795.00$3,285.00From $2,795.00$3,285.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $2,795.00$3,285.00 -
Sale!
2 x 45,400L Round Straight Wall Tank- Zone 1
From $11,490.00$15,400.00From $11,490.00$15,400.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $11,590.00$15,400.00 -
Sale!
2 x 47,750L Round Straight Wall Tank – Zone 2
From $11,490.00$15,400.00From $11,490.00$15,400.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $11,490.00$15,400.00 -
Sale!
2 x 30,000L Water Tank Round Straight Wall Tank Zone 2
From $7,670.00$10,300.00From $7,670.00$10,300.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $7,670.00$10,300.00 -
Sale!
5,000L Round Straight Wall
From $940.00$1,750.00From $1,060.00$1,750.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $940.00$1,750.00 -
Sale!
3,600L Round Straight Wall
From $885.00$1,450.00From $885.00$1,450.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $885.00$1,450.00 -
Sale!
1,100L Slimline – Poly Water Tank
From $705.00$1,150.00From $705.00$1,150.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $995.00$1,150.00 -
Sale!
2,500L Slimline Corrugated- Zone 1
From $1,270.00$1,550.00From $1,270.00$1,550.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $1,325.00$1,550.00