Flex Seal before and after (3mm crack)
Even in small rain events, water infiltrates under the lid frame through cracked joints and at risers. Flex Seal Utility Sealant provides a permanent seal over the frame and risers stopping water and soil entering the network.
3mm crack can allow >68kL/d = $13,200pa WW treatment costs*
Flex Seal Utility Sealant
*Data extrapolated from The Gorman-Rupp Company, Engineering Data June 1999 edition & actual quantities reported NSW Water Supply and Sewerage Performance Monitoring report 2014/15