West Coast Poly WCP50000R Polyethylene 50000 Litres Round Water Storage Tank

When maximum capacity matters, the West Coast Poly 50,000L tank is the ultimate solution for rural, agricultural, and commercial water storage. With a 4.60m diameter, 3.30m inlet height, and 3.45m apex height, this tank provides an enormous 50,000 litres of reliable storage—ideal for large-scale irrigation, emergency reserves, or high-demand agricultural operations.

Despite its size, this tank is engineered for strength using a seamless one-piece polyethylene construction, reinforced base wall, and ribbed profile. The UV20 stabilisation provides long-term UV protection, while the food-grade material ensures water remains safe for domestic and agricultural use. Manufactured to ISO 9001 standards in Canning Vale, WA, every tank is built for the toughest Australian conditions. FEA-certified design and advanced ultrasonic thickness testing guarantee consistent quality.

Supplied complete with a 50mm brass outlet, poly ball valve, 90mm overflow with mosquito screen, leaf strainer, and screw lid. Fittings are installed to your specifications prior to delivery, ensuring straightforward connection. Available in a range of colours matched to the COLOURBOND® range.

With a 20-year manufacturer's guarantee, WaterMark certified, and AS4020:2018 compliance for potable water, this tank delivers reliable, long-term water storage for large-scale commercial and agricultural operations.

FEATURES

• FEA-certified design validated through advanced ultrasonic wall thickness testing
• Reinforced lower wall and increased material thickness where water pressure is greatest
• AS4020:2018 and AS2070 certified for potable water and food-grade contact
• UV20 stabilisation for long-term UV protection in Australian outdoor conditions
• Ribbed profile enhances tank rigidity and stability without compromising wall integrity
• Will never rust or corrode—ideal for bore water with high salt or iron content
• One-piece construction with integrated roof eliminates joins, rivets, and potential leak points
• Fully sealed system with mosquito-proof overflow and screw lid prevents contamination
• Manufactured in Canning Vale, Western Australia by a locally owned company
• ISO 9001 certified manufacturing ensures quality and consistency
• 20-year manufacturer's guarantee provides long-term peace of mind
• WaterMark certified for compliance with Australian plumbing standards

IMPORTANT: Bulk freight charges apply. Please contact us for a freight quote before ordering.