Polymaster Group

Polymaster Group

Polymaster Group

You'll find a full range of Polymaster products at Cobram Irrigation.

A proud Australian business since 1994, Polymaster has earned an industry leading reputation through reliable products and honest, trusted, dependable service.

Polymaster’s quality promise means you can experience products that will last. It is what they have built their products, and reputation and business around. Polymaster uses top grade materials. Products are trialed and tested at every point in the design and manufacture process, and are all backed up with global quality and process certifications – these things are just the starting point of Polymaster’s promise of quality.

Polymaster’s range of water tanks are extensive – from large round 50,000ltr tanks to Slimline tanks suitable for small spaces and Underground tanks for when you don’t have room on your property. A range of builder’s tank and pump packages are the ideal solutions for builders and plumbers looking for a quick and easy way to achieve a 6 Star Energy Rating for their new developments. Polymaster’s Septic tanks come pre-assembled with baffles and fittings already installed.

Custom Solutions: Polymaster Build a Tank 3D Software
Imagine taking control and building your own personal water tank! Polymaster have made it easy for you when you use their innovative and intuitive 3D modelling software so you can control the build of your next tank. The specialised Build a Tank 3D software, can show you what your water tank will look like every angle, change colours, position fittings and even add-on critical accessories that will keep your water clean.

And, when you've created your masterpiece you can download the exact specifications of your tank including a colour image to use when ordering from Cobram Irrigation.

Polymaster are trusted to deliver solutions, and they do just that, at every scale. Whether it’s a humble backyard water tank, complex chemical storage or vital firefighting equipment, Polymaster take on the responsibility their customers put in them because they know Polymaster have the unrivalled experience to deliver.

Advice. Products. Solutions. Locally source and buy Polymaster Group products from the leaders in pumping, irrigation, filtration, water and fluid management – Cobram Irrigation, a member of Irrigear® Independent Experts.

Polymaster Group:

  • Family-owned & operated here in Australia since 1994
  • Extensive range of products for agricultural, rainwater & industrial
  • Sustainable, premium quality design & manufacturing processes
  • Reliable customer support, backed by solid product warranties
  • Robust distribution network with trusted delivery services
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Why Choose a Polymaster Rainwater Tank?

Polymaster’s wide range of rainwater tanks are designed to suit your property, from round to slimline water tanks, we have what you're looking for. Certified Round Rainwater Tanks, are made to the highest industry standards. Polymaster Round Rainwater Tanks are available throughout Victoria, South Australia, and southern New South Wales. They are manufactured to the highest quality, and are certified to:
• AS/NZS 4766:2006 Polyethylene storage tanks for water and chemicals
• AS/NZS 4020:2002 Australian Standard for drinking water
• AS 2070 Part 1 and Part 8 Australian Standard for food contact.

Polymaster’s round rainwater tanks are made from high quality materials, our round certified tanks up to 50,000 litres come with a 20-year warranty (RWT range). Our Poly Choice tanks have a 10-year warranty.

  • Round Rainwater Tanks (200-50,0000ltr)
  • Slimline Rainwater Tanks (600-5,000ltr)
  • Septic Tanks (3,100ltr & 4,550ltr)
  • Underground Rainwater Tanks (3,300 & 5,000ltr)
  • Retention Detention Tanks (200-50,000ltr)
  • Waterguard Round Rainwater Tanks (200-9,000ltr)
  • Waterguard Slimline Rainwater Tanks (2000-3000ltr)
  • Pumps
  • One-piece construction with no joins, seams, or part lines down the walls; and we do NOT remove the top of tanks for transport.
  • Traditional corrugated wall profile cannot be substituted for strength and appearance.
  • Self-supporting roof design has a certified patent and registered design, eliminating the need of a roof support pole.
  • Molded lugs in the roof of the tank enable easy lifting and can be used as tiedown points.
  • Food grade polyethylene used for all Polymaster rainwater tanks is also fully UV stabilised in all colours.

Polymaster Agricultural Storage & Equipment

Find all your agricultural storage needs in one place, from sturdy hoppers, bins, and boxes to tractor roofs and silos, Polymaster have all the affordable storage and equipment solutions you need. Built with the Australian climate and needs in mind!

  • Stock Water Troughs (160-4,500ltr)
  • Stock Water Tanks (4,500-27,000ltr)
  • Feeders & Drinkers (5-45ltr)
  • Calf Feeding (1-800ltr)
  • Storage Tanks (9,000-50,000ltr)
  • Diesel Tanks (600-10,000ltr)
  • Portable Diesel Ute Packs (100-800ltr)
  • Aquaculture 200-9,000ltr)
  • AdBlue Tanks (2,000-10,000ltr)
  • Portable AdBlue Ute Packs (100-800ltr)
  • Firefighting & Water Cartage (200-3,000ltr)
  • Farm Storage Equipment
Polymaster Group

Innovative Products Engineered with Confidence.

Polymaster Group is a family-owned Australian manufacturer and is a leader in quality poly storage products for agriculture, urban and industrial applications. Polymaster products are designed and built to withstand the harsh Australian conditions as well as complying with industry standards. Polymaster produce a variety of agricultural tank solutions, including rainwater tanks, stock troughs, animal feeders and drinkers, aquaculture tanks and accessories, firefighting and water cartages, storage and farm equipment, diesel tanks, and AdBlue tanks.


Talk to the team at Cobram Irrigation to find out more information about how the Polymaster range of products can help solve your water, diesel, chemical and feed storage needs.



Cobram Irrigation