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Fix Mould & Damp
For Good

Expert guides, honest product reviews, and practical advice to help you tackle damp at the source not just cover it up.

 

Best Product Guides

Top-Rated Mould & Damp Products

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Guides

Breathe Cleaner Air, Reduce
Mould Spores

Best Air Purifiers for Mould

HEPA filters that trap spores before they spread through your home.

Purifier vs Dehumidifier

Which should you buy first? We explain what each one does and why you might need both.

Best Budget Picks Under £50

You don't need to spend hundreds. Our budget picks still make a real difference.

Premium Purifier Reviews

Dyson, Levoit, Winix are the expensive ones worth it for damp homes?

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Stop Mould Before It Starts

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FAQ

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Damp is excess moisture in walls, floors, or ceilings. Mould is the fungal growth that occurs when that moisture, combined with warmth, allows spores to settle and grow. You can have damp without visible mould, but mould usually means there’s a damp problem underneath.
 
 
 
 
Black mould (Stachybotrys chartarum) can release mycotoxins that irritate the respiratory system, trigger allergies, and worsen asthma — especially in children, elderly people, and those with weakened immune systems. Small patches can be cleaned safely; larger infestations should be professionally remediated.
 
 
 
A dehumidifier reduces humidity which stops mould from spreading and helps prevent new growth. It won’t kill existing mould — you need to clean that first. But running one consistently is one of the best long-term prevention tools available.
 
 
Yes, if your landlord has been notified and failed to act within a reasonable timeframe, you may be able to claim compensation for damaged belongings, health impacts, and rent reduction. Citizens Advice and Shelter can help you understand your options.
 
 
Condensation on windows forms when warm moist air hits cold glass. Keep bedroom doors closed, use a small dehumidifier or moisture absorber, ensure adequate ventilation during the day, and consider thermal blinds or secondary glazing for older windows.