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YARD CLEARING SALE! A further 30% off of our already discounted factory seconds water tanks and garden beds. Applies automatically at checkout.

50mm PVC Corrugated Overflow


50mm Corrugated PVC overflow for water tanks

Moulded shape conforms to water tank corrugations

Compliance with AS/NZS 4020:2005

Made from UV stabilised PVC for longevity

Designed specifically for steel water tanks

Standardized size for easy connection to standard plumbing fittings, or even water tank specific needs such as flap valves or mosquito proof screens

For ensuring that the excess water from your tank can be flowed safely and effectively away into your storm water drainage system