Prev leak is a battery-operated smart polymer manhole cover fitted with IoT such as an ultra-sonic proximity sensor, micro controller and Sigfox network module that communicates to an App.
The smart manhole cover is placed covering sewage manholes to detect and report
blockages of sewage on an App before there can be an overflow which brings health risks, pollution, and contamination of water sources....
Prev leak is a battery-operated smart polymer manhole cover fitted with IoT such as an ultra-sonic proximity sensor, micro controller and Sigfox network module that communicates to an App.
The smart manhole cover is placed covering sewage manholes to detect and report
blockages of sewage on an App before there can be an overflow which brings health risks, pollution, and contamination of water sources.
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Employees

Twolani Khumalo
Admin
Twolani Khumalo CEO Thulani Khumalo is a Township social entrepreneur,Plumber and marketer focusing on solving sanitation problem faced by many communities.