Saturday's historic rain in portions of northern Utah caused major flooding that left some families overwhelmed with cleanup.

The experts advise: "One of the simplest ways to unblock outside drain blockages caused by fat is to pour boiling water mixed with a generous amount of washing-up liquid into the drain.

As autumn creeps in, homeowners are being warned that their drains could be at risk of becoming blocked - but there's a simple and cost-effective solution to the problem ...