Latest Water Tank Sale Deals
Discover the latest water tank deals at Tankworld, with discounted rainwater tanks, slimline tanks and large-capacity storage solutions for homes, farms and businesses.
Shop limited-time offers on Australian-made tanks, available in sizes from 330 litres to over 47,750 litres. Limited quantities available while sale prices last.
Why Shop Our Latest Water Tank Sale Deals?
Save on Discounted Rainwater Tanks
Our latest sale includes selected slimline water tanks and large-capacity models at reduced prices.
Limited-Time Offers While Stock Lasts
These promotions are updated regularly and may include clearance stock, seasonal specials and featured offers. Some products are available in limited quantities only.
Explore More Current Offers
View our Beat the Price Rise Sale or browse the full Water Tanks Range.
Featured Products
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Sale!
23,650L Round Corrugated Water Tank
From $2,795.00$3,385.00From $2,795.00$3,385.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $3,020.00$3,145.00 -
Sale!
5,000L Water Tank – Round Corrugated
From $940.00$1,780.00From $940.00$1,780.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $940.00$1,780.00 -
Sale!
10,000L Round Corrugated Water Tank
From $1,850.00$2,120.00From $1,850.00$2,120.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $2,010.00$2,120.00 -
Sale!
10,000L Round Straight Wall Tank (Zone 3 Only)
From $1,850.00$2,100.00From $1,850.00$2,100.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $1,850.00$2,110.00 -
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!
2 x 23,650L Round Corrugated Tank and TANKWORLD 45 Pump
From $5,739.00$7,360.00From $5,739.00$7,360.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $6,189.00$7,360.00 -
Sale!
15,000L Round Corrugated Water Tank
From $2,075.00$3,350.00From $2,075.00$3,350.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $2,075.00$3,350.00
All products
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Sale!
23,650L Round Corrugated Water Tank
From $2,795.00$3,385.00From $2,795.00$3,385.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $3,020.00$3,145.00 -
Sale!
25,000 Litre Round Corrugated Rainwater Tank (Zone 1 & 3 Only)
From $2,920.00$3,695.00From $2,920.00$3,695.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $2,895.00$3,045.00 -
Sale!
5,000L Water Tank – Round Corrugated
From $940.00$1,780.00From $940.00$1,780.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $940.00$1,780.00 -
Sale!
10,000L Round Corrugated Water Tank
From $1,850.00$2,120.00From $1,850.00$2,120.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $2,010.00$2,120.00 -
Sale!
5,000L Round Corrugated Tank (Zone 3 Only)
From $930.00$1,690.00From $930.00$1,690.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $930.00$1,690.00 -
Sale!
10,000L Round Straight Wall Tank (Zone 3 Only)
From $1,850.00$2,100.00From $1,850.00$2,100.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $1,850.00$2,110.00 -
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!
2 x 23,650L Round Corrugated Tank and TANKWORLD 45 Pump
From $5,739.00$7,360.00From $5,739.00$7,360.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $6,189.00$7,360.00 -
Sale!
2 x 25,000L Round Corrugated Tank and TANKWORLD 45 Pump (Zone 1 & 3 Only)
From $5,989.00$7,490.00From $5,989.00$7,490.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $5,939.00$6,680.00 -
Sale!
47,750 Litre Corrugated Water Tank (Zone 2 only)
From $5,795.00$8,800.00From $5,795.00$8,800.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $5,795.00$8,800.00 -
Sale!
15,000L Round Corrugated Water Tank
From $2,075.00$3,350.00From $2,075.00$3,350.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $2,075.00$3,350.00 -
Sale!
23,650L Round Corrugated Tank and TANKWORLD 45 Pump
From $3,044.00$3,975.00From $3,044.00$3,975.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $3,269.00$3,735.00 -
Sale!
25,000L Round Corrugated Tank and TANKWORLD 45 Pump (Zone 1 & 3 Only)
From $3,169.00$4,040.00From $3,169.00$4,040.00Select options This product has multiple variants. The options may be chosen on the product pageFrom $3,144.00$3,635.00