Underground Rainwater Tanks

Underground Rainwater Tanks

With the smallest environmental footprint in the industry, Polymaster underground rainwater tanks give you the maximum capacity for the minimum square metreage.

Available on demand, our underground poly rainwater tanks are the perfect addition to any property and can improve your home’s water efficiency significantly. Manufactured to meet the highest standards, all of our approved and tested underground rainwater tank designs are made:

• Fully tested polyethylene tank designed to withstand ground and water pressure at depth
• Engineered by geotechnical experts including finite element analysis (FEA)
• Certified to AS/NZS 4766 Rainwater tank standard
• Certified to AS/NZS 1546
• Sealed locking tamper-proof lid

Sizes

• 3300ltr
• 5000ltr

Improve your home’s water efficiency! Contact the experts at Polymaster today to enquire about our underground and in ground water tanks. Free call 1800 062 064.

Not quite what you’re looking for? We also offer a wide variety of other including: builder tank and pump packages, round rainwater tanks, Slimline Tanks Pumps, Storage Tanks, and pumps and tank accessories. Contact us today to learn more about how we can meet all your rainwater storage needs.