Damp Remedial Price Index

The median published figure in the Damp Remedial Price Index is 295 GBP across 3 sources' own pages (range 180 to 300 GBP), read 12 October 2026.

295 GBP Median published figure unchanged since 26 Sept 2026 middle half 180 to 300 GBP
180 to 300 GBP Range a 120 GBP spread; quartiles 180 and 300
3 Published figures from 3 source pages, read 19 Oct 2026
3 of 86 Sources read that publish one 4% publish a figure at all
  1. Damp Survey Cost | Prices And What To Expect300 GBP + VAT
  2. Damp Survey Cost | Prices And What To Expect300 GBP + VAT
  3. Damp Survey Cost | Prices And What To Expect300 GBP + VAT
  4. Damp Survey Cost | Prices And What To Expect300 GBP + VAT
  5. How Much Does a Damp Survey Cost in 2025? (And Is It Worth It?)295 GBP
  6. Specialist Woodworm Survey & Treatment | Northway180 GBP
Every published figure, highest first.median 295 GBP
Table view
RowValue
Damp Survey Cost | Prices And What To Expect300 GBP + VAT
Damp Survey Cost | Prices And What To Expect300 GBP + VAT
Damp Survey Cost | Prices And What To Expect300 GBP + VAT
Damp Survey Cost | Prices And What To Expect300 GBP + VAT
How Much Does a Damp Survey Cost in 2025? (And Is It Worth It?)295 GBP
Specialist Woodworm Survey & Treatment | Northway180 GBP

3 of the 86 named sources read in full publish a figure; 83 publish none, read 12 October 2026.

The median is unchanged since 26 September 2026 (was 295 GBP across 3).

Every figure, with its source

One row per published figure: the figure as the source's own page publishes it, the page, and the day it was read. A figure that is not on a page we read is not on this one.

The sentence each figure was read from (6)

Read in full, publishes no figure

83 named sources were read in full on the dates shown and print no usable figure. They are counted, never filled in.

Methodology

Every row is a verbatim sentence read from the named source's own page through our fetch service on the date shown, hash-pinned to the stored read (the sha of the page's visible text; the raw page is mirrored to R2).

3 of the 86 named sources that could be read published a usable figure; 83 published none and are recorded as not published, never filled in; 11 could not be read (blocked, dead or unreachable) and count nowhere.

The headline figures (median, minimum, maximum, quartiles) are over ONE figure per source in GBP (a source's median where its page yielded several accepted sentences), so N counts sources, never sentences; 475 candidate sentence(s) were refused by a reviewer with the reason recorded.

The fuller derivation this dataset is chartered to grow into (not yet what the figures above are; they are each source's own published figure as read): The median, minimum and maximum published price for each job at the unit the trade actually quotes it in - chemical DPC injection per linear metre, tanking and cavity-drain waterproofing per square metre, woodworm and rot treatment per job and per square metre, the survey as a flat fee, the sump and pump as an installation - computed across every firm that publishes a number and cut by region and by GB against US.

The derivation nobody publishes is the EXCLUSION: the headline per-metre figure on this trade's own pages is the injection alone, and the replastering that makes the treatment work is quoted separately or not at all, so the index publishes the injection price, the replastering price, and the SHARE of firms whose headline figure includes it - which is the difference between a quote and a bill.

Also the free-survey count (what share of firms advertise a free survey against what share of independent surveyors charge one, and what the charged survey costs), the guarantee length beside the price, and repriced-since the previous read.

475 candidate sentences on these pages were refused by a reviewer; each refusal and its reason is recorded in the review ledger.

Sources (97)
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The median published figure in the Damp Remedial Price Index is 295 GBP across 3 sources' own pages (range 180 to 300 GBP), read 12 October 2026.

3 of the 86 named sources read in full publish a figure; 83 publish none, read 12 October 2026.

The median is unchanged since 26 September 2026 (was 295 GBP across 3).

Cite as: "Roofing Quotes UK Damp Remedial Price Index", updated 2026-10-19, https://roofingquotesuk.com/datasets/damp-remedial-price-index/.

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295 GBP

median published figure, Damp Remedial Price Index, across 3 sources, read 12 October 2026

Source: Roofing Quotes UK Damp Remedial Price Index

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