Brick bat Coba repair is a specialized maintenance procedure aimed at restoring the waterproofing integrity of a flat concrete roof that uses the traditional brick bat Cobasystem. Over time, due to weathering, movement, or poor workmanship, the Coba layer may develop cracks, loosen slope, or suffer from water seepage, necessitating repairs changing the entire Brick Bat Coba is frightfully expensive. Hence repair is a cost-effective inexpensive solution.