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These obstructions are often caused by a build-up of substances, wessex water contractor including fats, ground penetrating radar oils, hair, drain jetting cctv sanitary items, wet wipes, drain survey report and cctv drain cctv survey tree roots that infiltrate the system. Over time, gpr survey these impediments collect within the drain, causing water to back up, leading to blockages in showers, drain repairs sinks, wessex water contractor and toilets alike.