Boiler service cost: Gas Work Price Index

The median published figure in the Gas Work Price Index is 100 GBP across 11 sources' own pages (range 60 to 128 GBP), read 15 September 2026.

Median published figure
100 GBP
Range
60 to 128 GBP
Sources with a figure
11
Sources read that publish one
11 of 49
  1. Fantastic Services boiler service128 GBP
  2. HomeServe gas boiler service126 GBP
  3. The Edinburgh Boiler Company110 GBP
  4. PlumbersNI gas boiler servicing (Belfast)110 GBP
  5. British Gas boiler service109 GBP
  6. Silver Saints (London)100 GBP
  7. H&H Oil Heating and Plumbing servicing prices100 GBP
  8. Boiler Repairs in Glasgow price guide80 GBP
  9. Glasgow Boiler Repairs70 GBP
  10. Refresh NI boiler service60 GBP
  11. Glasgow Boiler Repair60 GBP

11 of the 49 named sources read in full publish a figure; 38 publish none, read 15 September 2026.

Every figure, with its source

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

SourceFigureRead
Fantastic Services boiler service 128 GBP 2026-09-12
HomeServe gas boiler service 126 GBP 2026-09-12
The Edinburgh Boiler Company 110 GBP 2026-09-12
PlumbersNI gas boiler servicing (Belfast) 110 GBP 2026-09-12
British Gas boiler service 109 GBP 2026-09-12
Silver Saints (London) 100 GBP 2026-09-12
H&H Oil Heating and Plumbing servicing prices 100 GBP 2026-09-12
Boiler Repairs in Glasgow price guide 80 GBP 2026-09-12
Glasgow Boiler Repairs 70 GBP 2026-09-12
Refresh NI boiler service 60 GBP 2026-09-12
Glasgow Boiler Repair 60 GBP 2026-09-12
The sentence each figure was read from (11)

Read in full, publishes no figure

38 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 the estate's 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).

11 of the 49 named sources that could be read published a usable figure; 38 published none and are recorded as not published, never filled in; 6 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; 229 candidate sentence(s) were refused by a reviewer with the reason recorded.

Derivation as chartered: the median, minimum and maximum published price for (a) a one-off annual boiler service, (b) a landlord gas safety certificate for one appliance, (c) each additional appliance and (d) the combined service-plus-certificate visit, across every firm that publishes a figure on its own site; cut by region (London, South East, Midlands, North, Scotland, Wales, Northern Ireland), by fuel (mains gas, LPG, oil) and by commercial model (one-off visit, monthly cover plan, letting-agent package).

Two derivations are the ones nobody publishes: the London premium measured from firms' own pages rather than asserted from a cost guide, and the SPREAD between the cheapest advertised 'from' price and the price a two-appliance flat actually attracts on the same firm's price table - £35 to £85 on the reads already taken.

Repriced-since each read.

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

Sources (55)
Cite or embed this figure

Cite or embed this figure

The median published figure in the Gas Work Price Index is 100 GBP across 11 sources' own pages (range 60 to 128 GBP), read 15 September 2026.

11 of the 49 named sources read in full publish a figure; 38 publish none, read 15 September 2026.

Cite as: "Asbestos Survey Cost Gas Work Price Index", updated 2026-09-15, https://asbestossurveycost.co.uk/datasets/gas-work-price-index/.

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100 GBP

median published figure, Gas Work Price Index, across 11 sources, read 15 September 2026

Source: Asbestos Survey Cost Gas Work Price Index

Download the CSV (11 rows, computed 2026-09-15)

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