Premium Rainwater Tanks for Every Need.
Polymaster offers an extensive range of water tanks for sale, with a large range of sizes, including large rainwater tanks and underground tanks, all crafted from premium food-grade polyethylene. We take pride in being certified to AS/NZS4020, the Australian standard for drinking water, and maintaining ISO9001 quality management certification.
At Polymaster, our commitment goes beyond manufacturing. We provide exceptional pre-sales and post-sales support, ensuring you make an informed decision and receive ongoing assistance. As Australia’s leading rainwater tank manufacturer, we stand by the durability and quality of our products, offering up to a 20-year warranty.
When you choose Polymaster, you’re choosing more than a tank; you’re choosing a partner in sustainable water solutions. Our tanks are not just built to last; they are designed to thrive in the industries we serve, with a remarkable 25-year design life. Trust us for excellence in water storage—because every drop matters.