An outside drain (often a gully, rainwater drain, or access point to a soil pipe) typically blocks due to a buildup of leaves, silt, mud, moss, or in the case of combined drains, fat and grease. Before calling a professional, you can often clear the blockage yourself using the methods below.
By following this guide, you can resolve most outside drain blockages safely and without expensive call-out fees. Always start with the simplest, least invasive method and work your way up. how to unblock a outside drain
