Big Water Tank Warranty

Big Water Tanks 30,000L water tanks have a 20-year Warranty

Our full Repair or Replace Warranty is exactly that - we don't have a pro rata rate on our Warranty so we will replace or repair your tank, providing that it has been installed correctly.

Download our Tank Installation and Warranty Page here:


Big Water Tanks 300 to 10,000L water tanks have a 10-year Warranty

We believe in our products and have a no nonsense warranty when installed correctly

Register Your Warranty Online:

Our Registration form is under renovation to make it easier to use, please email us the photos of your installation and we will confirm your warranty.