Maxiplas Tanks

We offer the entire range of Maxiplas tanks to suit any project. 

For a no obligation free quote get in contact with our friendly team to find out more.

Free delivery up to 400km from Adelaide

Capture clean drinking water for your home, livestock or garden

Proudly Australian made, proudly South Australian

10 year manufacturers warranty

Call to speak to one of our friendly staff

Maxiplas Tanks are a South Australian Manufacturer offering a wide range of water solutions. Backed by extended manufacturers warranty their innovative designs ensure that Maxiplas Rainwater Tanks will have pride of place in any home or property.

Amhurst Tanks and Poly Products Rainwater tanks Adelaide

Maxiplas Round Tanks

Features of Maxiplas Round Tanks

  • A large range of sizes to maximise capacity
  • Made specifically for the harsh Australian climate
  • Superior strength
  • Customisable overflows and outlets
  • Moulded lifting lugs for easy lifting
  • Backed by 10 year manufacturers warranty
  • Selected fittings included as standard
Maxiplas Round Tanks
Maxiplas Round Tanks fittings

Round Tank Specifications

Range Height Diameter Inlet Height Overflow Outlet
1000L Round 1990mm 900mm 1990mm 12:00/3:00/6:00/9:00 3:00
2000L Round 1670mm 1400mm 1670mm 12:00/3:00/6:00/9:00 3:00
2500L Round 2040mm 1400mm 2040mm 12:00/3:00/6:00/9:00 3:00
5000L Round 2170mm 1800mm 2170mm 12:00/3:00/6:00/9:00 3:00
5400L Round 2320mm 1800mm 2320mm 12:00/3:00/6:00/9:00 3:00
10000L Round 2400mm 2580mm 2150mm 12:00/1:30/3:00/4:30/6:00/7:30/9:00/10:30 Optional
14000L Round 2450mm 3000mm 2240mm 1:30/3:00/4:30/6:00/7:30/9:00/10:30 Optional
22500L Round 2500mm 3700mm 2200mm 12:00/1:30/3:00/4:30/6:00/7:30/9:00/10:30 Optional

Rainwater  Calculator

Roof area (M^2):
Average rainfall area:
Rainfall capture per annum: Litres
These are indicative and only to be used as a guide.

Maxicube Tanks

Features of Maxicube Tanks

  • Modular Capacity that can be added to
  • UV Stabilised for long life
  • Backed by 10 year warranty
  • One piece construction
  • Easy to install
  • Fitted with 2 threaded brass 20mm outlets for easy connection

Maxicube Tank Standard fittings

maxicube tanks fittings
maxicube tanks
Range Height Width Depth Inlet Height Overflow Outlet
500L Maxicube 1530mm 670mm 600mm 1530mm 12:00/3:00/6:00/9:00 Left/Right
700L Maxicube 2100mm 670mm 600mm 2100mm 12:00/3:00/6:00/9:00 Left/Right
1050L Maxicube 2100mm 790mm 750mm 2100mm 12:00/3:00/6:00/9:00 Left/Right

Urban Tanks


  • Ideal for space saving
  • Slim design means it can fit in most places
  • Backed by 10 year manufacturers warranty
  • Free fittings include; 25mm ball valve, leaf strainer and 90mm overflow
urban tanks

Urban Tank Fittings

Range Height Length Width Inlet Height Overflow Outlet
450 (1050L) Superslim 1655mm 2025mm 450mm 1655mm Left/Right Left/Right
1100L Urban 1800mm 1380mm 640mm 1800mm Left/Right Left/Right
2300L Urban 1720mm 2460mm 760mm 1720mm Left/Right Left/Right
3000L Urban 2020mm 2570mm 790mm 2020mm Left/Right Left/Right

Tank Colour Selection

We have brought together our most inspiring and useful colour selection for your Maxiplas Rain Water Tank, designed to complement a variety of homes.

High Demand Colours

1. Surfmist
2. Classic Cream
3. Merino
4. Beige
5. Mist Green
6. Rivergum
7. Heritage Green
8. Mountain Blue
9. Slate Grey
10. Heritage Red
11. Shale Grey
12. Evening Haze
13. Dune
14. Jasper
15. Monument

maxi tank colour range