Why Promax Rainwater Tanks?

A number of Good Reasons…

  • Easy to install.
  • Easy to clean.
  • Strong one piece moulded construction.
  • Environmentally friendly.
  • UV stabilised.
  • Will not crack, rust or corrode
  • Corrugated for strength.



Promax Tank Lids

Promax Rainwater Tanks come with one 450mm diameter Standard Tank Lid, however additional lids are available

Promax Screw Type Tank Lid

Available in 450 and 225mm diameters



Which colour?

Promax Rainwater tanks come in a range of colours to suit all



Quality You Can Trust

All Promax tanks are designed and manufactured under strict control to ensure they are fully UV stabilized and suitable for drinking quality. The best linear low density polyethylene is used to comply with:

AS/NZS 4020: 2002 Potable (Drinking) Water Standard

AS/AS 2070: Part 1 and Part 8 Australian Standards for food contact

AS/NZS: 4766 (INT) 2002 Polyethylene Storage Tanks for water and chemicals

All Promax tanks are tested to ensure walls are thickest where the water pressure is greatest. One piece of construction for maximum strength.