Damp Investigation in Welwyn Garden City (14)

Damp can show up anywhere – a stain on the wall, a musty smell, or condensation that never seems to go away. But finding the cause? That can be tricky.

Read on for everything you need to know about finding and hiring a damp investigation specialist in Welwyn Garden City for:

• A clear diagnosis
• Help understanding what type of damp you’re dealing with
• Suggested actions to fix it

Short on time? Try our quick request a quote feature, and we’ll put you in touch with damp investigation specialists covering your local area.

How much does a damp investigation cost in Welwyn Garden City?

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That said, the exact cost will depend on:

• The size of the property
• Severity of the issue
• Whether specialist surveys or moisture readings are required

Tip: Some tradespeople offer free initial assessments, while more in-depth damp surveys may be charged as a standalone service. Our damp proof survey cost guide has all the details.

Who investigates damp?

Damp is usually investigated by a qualified damp surveyor who understands how to diagnose the different types of moisture problems found in UK homes.

Depending on the cause, they may then work alongside other trades, such as roofers, plumbers, builders, or ventilation experts, to fix the problem.

Tip: Our damp surveyor hiring guide has lots more advice on finding a specialist near you.

How to investigate damp in the house?

Common signs of damp in UK homes include:

• Peeling paint
• Tide marks (horizontal stains, typically brown or yellow in colour)
• Salty deposits
• Black mould
• Musty smells
• Cold patches on walls

Spot any of the signs above, and you’ll want a damp specialist to investigate.

How is a damp survey conducted?

A full damp survey usually includes:

• Visual inspection of walls, floors, ceilings, and affected rooms
• Moisture readings at multiple points
• Checking ventilation levels
• Inspecting exterior brickwork, gutters, downpipes, and roofing
• Reviewing plumbing and potential leak sources
• Identifying the damp type and its root cause

Tip: Sometimes a written report may also be provided, but not always. If you need a Damp and Timber Report for a mortgage provider, make sure to request this in advance.

What happens if a survey shows damp?

If damp is unfortunately confirmed, your specialist will explain:

• What type of damp it is (rising, penetrating, condensation, or structural)
• What’s causing it (poor ventilation, damaged brickwork, plumbing leaks, or failed damp proofing are all culprits)
• Recommended fixes (repairs, ventilation improvements, damp proof course work, dehumidification, or exterior weather coating)

You can agree on the next steps and budget for the work.

How long does a damp inspection take?

Most damp inspections take one to two hours.

However. if specialist tools such as thermal imaging cameras or calibrated moisture meters are needed, the inspection may take slightly longer. The same goes for larger or older properties, or those with multiple problem areas.

Why use Checkatrade?

• Fully checked damp surveyors covering your local area
• Insurance always listed
• Easy to compare multiple profiles
• Handy reviews from local customers
• Covered by the Checkatrade Guarantee (T&Cs apply)