Roger takes a look at a problem Carl Fielding has with a leaking chimney.

Wicking, also known as capillary action, occurs when moisture is drawn up a wall from the ground. This is typically due to a lack of, or a faulty damp-proof course, but It is also essential to maintain proper drainage and regularly check for cracks or defects in the walls.

Here we address a very common problem that keeps cropping up on Skill Builder.

Enhance your DIY skills, learn a life-long skill and say goodbye to expensive handyman fees!

Roger looks at the problem of water leaking under the front door threshold.

The "bones & muscle" of man-made structure - Skillbuilder talk Structural engineering with subject expert, John Cranna.

This is Why Heat Pumps May NOT Be The Future.

Save money and achieve the best performance from your radiators.

Roger gives us advice on how to use and clean your foam gun.

From thermal imaging to Video inspection, let's sort the genius from the chocolate teapots.

Watch how to change your sink taps with ease.

Roger catches up with Ian Elliott of CITS (Combined Industries Theft Solutions).

Roger is called in to troubleshoot another damp problem.

Tired of cleaning the same mouldy corner? Standard cleaners can often just hide the symptoms. Dryzone dual-action Mould Treatment Pack immediately cleans mould and protects from further infestation by destroying the mould organism and spores.

Roger looks at the problem of ugly black mould and explains how we can avoid it. Why does mould grow on walls, why does mold keep coming back and does it make you sick?

Here's the extended edition of Roger's trip to see Mat Smith in Chiswick.