Water Tanks by Denliz

Water Tanks By Denliz have designed not only water storage tanks, but a complete Basix compliant rain water storage system available in a number of sizes to suit your specific needs. Choose your underground concrete water tank from the following size options to suit your specific household needs.



80mm lid
(4000ltr, 6000ltr, 10000ltr)
150mm lid
(4000ltr, 6000ltr, 10000ltr)

Our manholes caps a

re green in colour and designed to blend into your lawn or garden. Our heavy duty 150mm thick lid is load rated to 7 tonne allowing it to be buried in your yard or drive way resulting in only the green access cover to be visible. All tanks come standard with:

An attractive green anti slip lid which blends in with your landscaping and lays flush with the ground level making it virtually unnoticeable. Rainsaver MK3E water switch and DAB Diverton 1200 multistage submersible pump. Rainsaver MK3E water switch is an automatic rainwater controller which switches between mains supply and your rainwater tank on demand and includes a dual check valve backflow prevention device. Tank water is given priority for everyday applications such as your washing machine, toilets and garden taps. Maintenance free self-cleaning stainless steel flow through the filter.