For blockages near the surface of a gully or drain opening, a large drain plunger can create enough pressure to dislodge the clog. Ensure there is enough water to cover the plunger head to create a proper vacuum. 3. Drain Rodding
When a rainwater drainage system is blocked, it usually exhibits several distinct or signs that indicate a backup. Depending on where the blockage is (gutters, downpipes, or underground drains), you might notice: Common Signs of a Blockage rainwater drainage blocked
Before you begin, gather the right tools and ensure you are safe. For blockages near the surface of a gully
Mesh covers prevent leaves from entering the system while allowing water through. or underground drains)