Welsh households told to pour washing up liquid down drains this week

This quick and easy task can help prevent a common problemAlex Evans Deputy Audience Editor and Talya Honebeek Content Editor - Spare Time15:54, 09 Aug 2026Parts of the UK are approaching what could be their fifth heatwave of the summer in the coming week, while other regions are braced for rainfall on Sunday.‌When heavy rain does arrive, the drains alongside your home can rapidly become blocked with leaves, twigs and general debris, while food waste such as fat, grease, rice and other food residue washed down kitchen sinks can also cause outdoor drains to become congested.‌However, there is one swift and straightforward method to restore a blocked kitchen drain to working order — and it requires no costly chemicals whatsoever. According to experts, all you need is an ordinary bottle of wa