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  • 4000L Slimline Water Tank

4000L Slimline Water Tank

Product Code: SWT4000

Rotoplas 4000L Slimline Water Tank
✅ 2810mm long
✅ 870mm wide
✅ 2190mm high
✅ Strong design and exceptionally durable
✅ Available in 20+ colours!
Quick Links:
Catalogue Colour Chart Freight Details Installation Instructions


Our 4000L Slimline Water Tank is great for saving space beside your house. It is a slimline footprint, and measures 2810mm long x 870mm wide x 2190mm high, with a generous 4000 litre capacity. It is a trendy design and is super strong. This 4000L slimline water tank will look great beside any home or shed!


  • A fantastic looking tank in the modern style!
  • A 10 year manufacturers’ warranty for your peace of mind
  • Long lasting durability with food grade material certified to AS/NZS 4766. It’s also UV resistant, so it can withstand lots of sunshine!
  • A strong design with a self-supporting, domed roof
  • A slimline footprint for saving space; it is only 870mm wide!
  • Generous 4000 litre rainwater saving capacity
  • Your choice of over 20 popular Colorbond colours to match your home! Check out the ‘Additional Information’ tab for the full list of colour options.


The inlet comes fitted with a 400mm mosquito proof leaf strainer at one end.
2x quality brass 25mm BSP outlets are moulded into the tank with one at each end at the base of the tank.
An overflow provision is moulded into the tank at each end and a 90mm mosquito proof overflow is supplied loose.

Want something larger? Check out our 5000L Slimline Water Tank!


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Additional information

Dimensions 2810 × 870 × 2190 mm

Woodland Grey, Windspray, Ironstone, Basalt, Monument, Night Sky, Terrain, Manor Red, Cottage Green, Pale Eucalypt, Wilderness, Mangrove, Evening Haze, Classic Cream, Wheat, Beige, Cove, Paperbark, Gully, Jasper, Deep Ocean, Surfmist, Dune, Shale Grey, Wallaby

Delivery Locations

Newcastle, Sydney, Illawarra, South Coast, Canberra, Southern Highlands, some regions in between- contact us on 1800 218 000 with any queries.

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