Made with superior quality to ensure drinking safety and stability to survive the most harsh climate of Australia, Perth Water Tanks’ Slimline series are in One piece construction with roof and walls moulded as one with no join seams or parts lines. Seamless as they say. Using the best linear low density food grade polythylene, Perth Water tanks are made in strict control and guidance with the Australian standards. Ready and available in 12 standard COLORBOND colours you can choose from, the Slimline series fits right in your dedicated space ensuring not only style but total comfort too.