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Tynemouth · Tyne and Wear

Damp investigation after cavity insulation in Tynemouth

Damp investigation after cavity insulation in Tynemouth is priced before you book, and what we find is written up with photos. A damp investigation finds out why an insulated wall is showing damp or mould: rain getting in through defects, bridged or wet fill, debris in the cavity, a breached damp-proof course, or condensation.

Book a damp investigation in Tynemouth

Covering Tynemouth and the NE30 district. Tell us about the property. We confirm the price before you book.

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Damp investigation after cavity insulation for Tynemouth properties

Tynemouth sits in Tyne and Wear, roughly 8 miles north-east of Newcastle upon Tyne. We work across the NE30 district, including nearby North Shields, South Shields and Whitley Bay.

Where a Tynemouth wall does need work, bricks are lifted and rebuilt in matching mortar, and the cavity is checked with a camera before it is closed up. Damp in an insulated Tynemouth home is not always the insulation's fault, so the diagnosis comes before any extraction.

Before any material is chosen, exposure is checked. Tyne and Wear has a mix of moderate and more exposed sites. Hilltop, coastal and west-facing walls take the brunt of wind-driven rain, so the survey records exposure for each elevation before a material is chosen.

For regulations, if cavity wall insulation follows in Tynemouth, filling a cavity is notifiable building work and needs a building notice or competent-person self-certification.

Rules in England

Filling a cavity is notifiable building work and needs a building notice or competent-person self-certification if insulation work follows.

Sources: Planning Portal: cavity wall insulation and building regulations; CIGA: CWISC competent person scheme.

Common causes we check

Defective pointing, cracked render and porous bricks letting rain in; leaking gutters and downpipes; fill bridging the cavity where mortar droppings or debris have collected; ground levels above the damp-proof course; and condensation from cooking, drying clothes and too little ventilation.

What is included in Tynemouth

  • Moisture mapping inside
  • Cause and options in writing
  • External defects check
  • Borescope at affected areas

Guide prices for Tynemouth

Damp investigation after cavity insulation guide prices
Damp investigation after cavity insulation guide pricesGuide price
Damp investigation with borescope£295–£495

This work is not insulation, so it is normally standard-rated for VAT. Guide prices include VAT where it applies. Guide ranges only: the fixed price is confirmed in writing before any work starts, and anything that could not be seen at survey is agreed with you first.

How it works in Tynemouth:

  1. Get in touch

    Online, by phone or WhatsApp.

  2. Your price

    Confirmed in writing before you book.

  3. The visit

    Carried out at an agreed time, with photos of what we find.

  4. Your report

    Plain English, with any follow-on work quoted separately.

Last reviewed 19 October 2026.

Damp investigation after cavity insulation in Tynemouth: questions

What will I get from a damp investigation in Tynemouth?

A visit at an agreed price, photos of what we find, and a written summary in plain English. Any follow-on work is priced separately so you can choose who does it.

Do you cover Tynemouth?

Yes. Tynemouth and the NE30 postcode district are within our Tyne and Wear coverage, along with nearby North Shields and South Shields.

Is there VAT on a damp investigation in Tynemouth?

Damp investigation after cavity insulation is not insulation, so it is normally charged at the standard rate of VAT. The VAT treatment is confirmed on your quote.

How much does a damp investigation cost in Tynemouth?

Guide prices are shown on this page, and the price for your Tynemouth property is confirmed before you book.

Nearby towns

Book a damp investigation in Tynemouth

Priced before you book. Findings in writing. No cold calls.