Help & Advice | Nordic Damp Proofing

How Should a Damp-Proof Course (DPC) Be Installed?

A damp-proof course (DPC) is a barrier built into the base of walls to stop ground moisture from rising into a property. Modern homes normally...

A wall with black mould patches above a skirting board, next to a graphic showing How to do Damp Proofing with a house and shield icon and bold white letters on a blue background.

Is your home feeling damp and clammy? Don’t worry – you’re not alone, and help is at hand! Damp in houses is a very common...

At its core, loft damp usually comes from condensation. Warm, moisture-laden air from the living spaces rises into the cooler roof void. When this humid...

A damaged wall with peeling paint and exposed brick at the bottom, with a small green plant growing. A blue graphic says How to Fix Rising Damp with a house and water icon.

Rising damp – it’s not just the title of a 1970s British sitcom, but a very real problem that can plague our homes. If you’re...

Mould and damp patches in the home are not only unsightly and musty-smelling, but can also pose health risks if left untreated. It’s no surprise...

A neatly made bed with a brown headboard and pink blanket in a tidy bedroom. Blue text overlay reads, What Causes Mould on Bedroom Walls? (And How to Stop It) next to a mould spore icon.

Mould growing on bedroom walls is an all-too-common problem in UK homes – and it’s more than just an eyesore. Recent estimates suggest that between...

Damp and Mould in Rental Properties: A Landlord’s Guide

A professional technician is cleaning mould from a damp wall near a radiator. Landlords in the UK have a legal and moral obligation to provide...

What to Do If You Have Rotten Skirting Boards

Rotten skirting boards can look alarming, but damp issues are extremely common in UK homes and usually fixable. Skirting boards sit right at floor level,...

Wallpaper can mask early damp symptoms and, in some cases, make the problem worse by trapping moisture. You can smell mould even when you can’t see it—because it...

Why Dryrods Don’t Work Unless the Wall Is Very Wet

(And Why You Might Be Wasting Time and Money) Dryrods are one of the most common DIY products marketed for treating rising damp. They’re widely...

A thatched roof house with two arched windows. Overlaid blue box contains a house icon and the text: Damp and Timber Problems in Thatched Roof Properties.

Homeowners in Dorset and Hampshire love their picturesque thatched cottages – but these charming historic homes face unique challenges from damp and timber decay. Thatched-roof...

A mouldy wall. A blue graphic says How to Stop Mould In Your Home with a mould no entry icon.

Mould growth is a common problem in many homes, especially in damp or poorly ventilated areas. It’s not just an unsightly nuisance – household mould...

Why Does Condensation Only Happen in Certain Rooms

Condensation forms when warm, moisture-laden air meets a cold surface. Some rooms fog up far more than others because they consistently combine two things: high...

Kitchens are a hotspot for mould growth. It might seem puzzling since we usually clean our kitchens regularly, but the kitchen environment naturally promotes mould...

People stand at an open doorway, partially visible, with large blue text overlay reading How to Spot Damp in a Property Viewing and a house icon featuring a water droplet.

Damp is one of the most common issues found in homes, and spotting it early can save you a lot of trouble. Whether you’re buying...

Damp and Mould in Rental Properties A Renters Guide

Condensation often causes black mould around windows, as moisture collects on cold surfaces. Proper ventilation and heating can help prevent this common issue. Living with...

A clipboard with documents, a gavel, and scales of justice sit on a desk. A blue banner with a house icon reads: Awaab’s Law - Damp and Mould.

In October 2025, Awaab’s Law took effect in England – a landmark change forcing social housing landlords to treat damp and mould as the urgent...

Damp and Mould in Children’s Bedrooms: A Parent’s Guide

Kids’ bedrooms should be a safe haven, but excess damp and mould can quickly turn them into a health risk. Children are especially vulnerable because...

A worn, cracked basement floor and stone wall with concrete steps; a blue overlay features a house icon and the bold white text How to Waterproof a Basement—your essential guide to protecting your home from damp.

Is your basement feeling damp, musty, or smelling a bit like an old swimming pool? Don’t panic. Basements in the UK are notorious for damp...

Blocked Airbricks Cause Damp & Timber Decay

Airbricks (low-level wall vents) are a simple but critical part of many UK homes, especially those with suspended timber ground floors. They allow outside air to...

Salt damp is one of the most misunderstood moisture problems in UK homes. It often looks like rising damp. It behaves like condensation. And it...

Close-up of mould growth on a surface, with a blue banner overlay at the top that reads Mould vs Mildew and a white mould icon on the left side of the banner.

Mould and mildew are both fungi that thrive in damp conditions. Put simply, mildew is a type of mould. In everyday use, people tend to...

Is My Cavity Wall Insulation Causing Damp?

Cavity wall insulation (CWI) is designed to improve energy efficiency by filling the gap between two layers of brickwork. In theory, insulation materials are water-repellent...

Dry rot is a wood-destroying fungus that can cause serious structural damage if left untreated. Despite the name, dry rot is caused by damp conditions....

The honest answer is sometimes. A French drain can be very effective when damp is being driven by surface water, high external ground levels, splashback, uphill runoff,...

Home insurance typically covers sudden or accidental damage to your home (like fire, burst pipes or storms), but it does not normally cover damp or...

A blue banner with the text “How your lifestyle creates damp” overlays a wooden floor and part of a white dehumidifier. An icon of a house with a shield and water droplet is also visible on the banner.

Damp and condensation aren’t just problems for creaky old houses – they can creep into any home, especially in chilly UK weather. In fact, government...

Why South Coast Homes (Southampton, Dorset & Hampshire) Get So Much Damp

Southampton, Dorset and the Hampshire coast face unique weather and building challenges that trap moisture in homes. Coastal exposure means colder temperatures, higher wind speeds...

If your chimney is getting damp, you are not alone. At Nordic Damp Proofing, we regularly diagnose chimney-related damp across Bournemouth, Poole, Christchurch, Bath and...

Wet rot is a type of wood-rotting fungus that attacks damp timber in buildings. It typically needs high moisture – usually above about 20–23% –...

Bath’s unique combination of historic buildings and a rainy local climate makes damp problems a common concern for homeowners. According to Bath & North East...

Yes—damp and mould can make you ill. UK Government guidance states that damp and mould primarily affect the airways and lungs (and can also affect...

Why Do Flats Get Worse Condensation Than Houses?

Flats often suffer worse condensation than houses because they typically have less effective natural ventilation, a higher moisture load per cubic metre, and colder internal surfaces where water vapour...

Damp is a common problem affecting many Bristol homes, given the city’s wet climate and mix of older housing. Left unchecked, damp can lead to...

Understanding How Moisture Moves Through Period Properties

Older homes have a character and charm that modern buildings often struggle to replicate. Features such as solid brick walls, timber floors and original plasterwork...

Yes, wet dogs can make a home feel damper, and in some properties they can push a room from “just a bit steamy” into repeat...

9 Ways to manage Condensation in the home...

Condensation is usually the result of moisture-laden air meeting cold surfaces—most often windows, external walls, corners, and areas with poor airflow. Effective management is less about one...

A stone house with two windows and a rocky garden, overlaid with a blue banner reading: How to Treat Cob Wall Damp, featuring helpful house and shield icons—perfect for anyone seeking expert tips on how to treat cob wall damp effectively.

At Nordic Damp Proofing, we treat cob wall damp treatment as a specialist job, not a standard masonry one. Cob is a traditional earthen material, typically built...

Mould on a bathroom ceiling is one of those problems that starts small and, if left untreated, quickly becomes harder to ignore and harder to...

At Nordic Damp Proofing, we see parapet walls cause recurrent damp not because parapets are “bad,” but because they are unforgiving details. A parapet sits...

A blue banner with a house and water drop icon asks, “Can Failed Silicone Cause Damp in Your Home?” above a photo of worn, cracked silicone sealant along a brick wall and cladding.

Yes, it can. Failed silicone or mastic around windows, doors, roofline trims, flashings, gutters, and service penetrations can allow rainwater to get behind the outer...

A hand wipes tiles with a cloth next to text that reads, Why Is There Mould In The Bathroom Even With A Fan? on a blue and white background with a house icon.

You made a smart choice. You have an extractor fan. You switch it on, and yet black mould keeps coming back around the ceiling, the...

A sloped roof with a red brick chimney showing signs of chimney damp and a metal chimney cowl; blue banner reads Chimney Damp Explained... with a house and water drop icon on the left.

Damp on a chimney breast is one of the most consistently misdiagnosed problems in British housing. Two firms can look at the same brown stain...

Damp Problems To Check Before Buying A Flat

Buying a flat is a major financial decision. Damp is one of the most common and costly problems that buyers discover too late. According to...

Yes. And it is one of the more expensive ways to get damp, because the damage happens under the floor where nobody sees it. Air...

Text on blue box reads, Why is my wall damp around a fireplace? next to a house icon with a droplet. Background shows a brick fireplace with a stove and fire tools, visually illustrating the issue of damp around fireplace areas.

Damp on a chimney breast is one of the most misdiagnosed problems in British housing. Two firms can look at the same brown stain above...

Several For Sale signs are in front of a brick house, with text overlaid: Can You Sell A House With Damp? UK Seller’s Guide, and a house icon featuring a watermark symbol.

You have found a patch of black mould in the back bedroom, or a tide mark creeping along the hallway skirting, and you were hoping...

A man covers his nose with his arm, looking uncomfortable. A blue banner with a house icon and the text: Why Does My House Smell Damp? is placed across the top part of the image, highlighting his concern about unpleasant indoor odours.

That musty smell in your home isn’t just unpleasant – it’s a warning sign. At Nordic Damp Proofing, we treat this type of issue every...

Damp Found On A Homebuyer Survey What Should You Do

Your survey has come back and there is damp in it. Possibly a great deal of damp, written in careful language that seems designed to...

How To Stop Damp Returning After Treatment

You paid for damp treatment, the wall looked fine for a while, and now the patch is creeping back in. Few things in owning a...

A row of traditional cottages with plants outside is pictured, whilst a blue banner reading “Damp Problems In Cottages” features a house and water drop icon.

There is a lot to love about an old cottage. Thick stone walls, low beams, and a bit of history in the brickwork are all...

Owning a listed building means owning a structure that handles water in a fundamentally different way to a modern house. Treat it like a modern...

A close-up of damaged wood with peeling paint, illustrating wet rot or dry rot, is accompanied by a blue banner reading “Wet Rot vs Dry Rot: What’s The Difference?” and a house icon on the left.

If you have found some soft, crumbling or discoloured timber somewhere in your home, there is a good chance it is rot. Both wet rot...

You run your hand along the wall. It feels cold and slightly damp. The paint looks patchy. Maybe there is a hint of mould in...

When a damp patch appears on the wall, then you assume there must be a leak and you call a plumber. They check the pipes...

A hand in a blue glove touches a white, mouldy mattress dotted with visible mould spots. Text reads: Why is there mould on my mattress? on a blue background with a house icon.

You have lifted the mattress to turn it and found black or green patches spreading across the underside, along with a smell you had been...

Graphic with a house icon and the text Why is my wall damp beneath a window? layered over a photograph showing mould on a wall near a window and radiator.

Damp under a window can look worrying, but its location often makes the cause easier to identify than damp elsewhere in a property. The key...

Text reading WHY IS THERE MOULD IN MY LOFT? overlaid on an image of an unfinished loft conversion with exposed wooden framing and insulation.

Finding mould in a loft can be alarming, especially when the roof itself appears perfectly sound. You may see black or grey growth across rafters,...

A row of houses in black and white features a striking blue banner asking, “Does Damp Get Worse in Winter?” alongside a house icon with a shield, highlighting the seasonal concerns homeowners face.

Yes, and all three main types worsen for different reasons. Most guidance answers this question for condensation alone, which is the obvious winter problem but...

A cluttered garage filled with various tools and boxes. Overlaid text reads, Damp Problems in Garages, highlighting common damp problems in garages, with a house icon and blue background on the left side.

You open the garage on a mild morning in February, and the floor is wet, the walls have a sheen across them, and the spanners...

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