Promax Plastics

Promax Plastics combines super design with manufacturing excellence to bring you a broader collection of high-quality water tanks, underground storage tanks, and diesel storage tanks that look good and perform better.

Our whole team is focused on creating our innovative water storage products to the highest quality standards that will meet our customers' demands and needs. We do our best to provide the utmost customer service in New Zealand.

Our friendly customer service representatives will gladly help you with every query and recommend effective solutions to your storage problems.

Here at Promax, we firmly believe that each project and customer requirement is unique, and we also know the necessity of being able to deliver on time. In fact, over 80% of our customers say that they would recommend us to their friends because of our excellent products and customer service!

Check out our latest additions - Promax Water Storage Tanks, Industrial Tanks, Underground Storage Tanks, Plastic Water Tanks, Plastic Water Tankers, Plastic Stormwater Tanks, Plastic Detention Tanks, Plastic Retention Tanks, and XPRESS Diesel Tanks and Units. With a range this large, you're bound to find what you need!

Tank Manufacturers

Promax Plastics

About Promax Plastics

Promax Plastics combines super design with manufacturing excellence to bring you a broader collection of high-quality water tanks, underground storage tanks, and diesel storage tanks that look good and perform better.

Our whole team is focused on creating our innovative water storage products to the highest quality standards that will meet our customers' demands and needs. We do our best to provide the utmost customer service in New Zealand.

Our friendly customer service representatives will gladly help you with every query and recommend effective solutions to your storage problems.

Here at Promax, we firmly believe that each project and customer requirement is unique, and we also know the necessity of being able to deliver on time. In fact, over 80% of our customers say that they would recommend us to their friends because of our excellent products and customer service!

Check out our latest additions - Promax Water Storage Tanks, Industrial Tanks, Underground Storage Tanks, Plastic Water Tanks, Plastic Water Tankers, Plastic Stormwater Tanks, Plastic Detention Tanks, Plastic Retention Tanks, and XPRESS Diesel Tanks and Units. With a range this large, you're bound to find what you need!