Day: 11 July 2026

Drainage Problems in Older Cornish Properties: Granite, Clay and Coastal Factors

TL;DR: Older Cornish properties fail on drainage for reasons that are specific to this county: shallow pipe runs cut through granite and killas, Victorian clay pipework with open

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Why Do Drains Overflow in Heavy Rain?

TL;DR: Drains overflow in heavy rain when more water arrives than the pipe can carry away. Sometimes that is pure volume. More often, rain simply exposes a fault

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What Is an Interceptor Drain and Where Is It Used?

TL;DR: An interceptor drain is any drainage component that stops something from travelling where it shouldn’t. In UK properties the term covers three different things: a Victorian interceptor

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Drainage Requirements for Commercial Kitchens

TL;DR: Commercial kitchens in the UK must keep fats, oils and grease out of the public sewer, and drainage serving hot food premises should be fitted with a

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Grease Trap Cleaning: A Guide for Food Businesses

TL;DR: Grease trap cleaning keeps fats, oils and grease out of your drains and out of the public sewer. Most commercial kitchens need a service every month, or

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Air Admittance Valves (Durgo Valves): What They Do and When You Need One

TL;DR: An air admittance valve (commonly called a Durgo valve) is a one-way valve that lets air into your soil pipe when water drains, stopping the suction that

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Rats in Drains: Signs, Risks and How to Get Rid of Them

TL;DR: Rats in drains are the source of most indoor rat problems, and they get in through defects in the pipework: cracked pipes, displaced joints, open capped branches

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How to Keep Your Drains Clean Naturally

TL;DR: Natural drain cleaning works as maintenance, not as a rescue. Boiling water, bicarbonate of soda with white vinegar, and enzyme cleaners stop grease films and soap residue

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Are Flushable Wipes Really Flushable?

TL;DR: No. Flushable wipes do not break down like toilet paper, and no wipe sold in the UK is safe for your drains. Water UK retired its Fine

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How to Dispose of Cooking Oil Properly

TL;DR: Never pour cooking oil down the sink, the toilet or an outside drain. Let it cool, pour it into a sealed container such as a jar or

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