Blackburn With Darwen: plumbing, heating and air-conditioning companies
Blackburn With Darwen has 1 plumbing, heating and air-conditioning companies (SIC 43220) and 1 electrical and other installation companies registered here (Companies House, 1 Sep 2026); 0 are MCS-certified for air-to-air yet. If the office is in BB3, summer 2026 had ≈1 nights above 18 °C there (6 times the 1991–2020 average of 0.2).
SIC 43220
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ECO4 HEATING SYSTEMS LTD, incorporated 2023, status Active.
Plumbing, heating and air-conditioning companies
| Company | Incorporated | Status | District |
|---|---|---|---|
| ECO4 HEATING SYSTEMS LTD | 2023 | Active | BB3 |
Electrical and other installation companies
| Company | SIC | Incorporated | Status | District |
|---|---|---|---|---|
| FENTON ELECTRICAL LTD | 43210 · electrical installation | 2025 | Active | BB3 |
Nearest plumbing companies within 25 km
1,776 plumbing companies (SIC 43220) have a registered office within 25 km. The nearest 10 are listed.
| Company | Number | District | Distance |
|---|---|---|---|
| RH JOINERY (NW) LTD | 16966899 | BB3 | ≈0.6 km |
| ARCTICON CLIMATE LTD | 17255649 | BB3 | ≈0.7 km |
| L NEVE GAS PLUMBING & HEATING LIMITED | 13929955 | BB3 | ≈0.8 km |
| BLAKE BATHROOM INSTALLATION LTD | 17109271 | BB3 | ≈0.8 km |
| QUICKPLUMB LIMITED | 14649560 | BB3 | ≈0.9 km |
| GRIMSHAW & WILSON LTD | 16430037 | BB3 | ≈1.0 km |
| J W PLUMBING AND BUILDING SERVICES LTD | 11437695 | BB3 | ≈1.0 km |
| JAWS GAS SERVICES LTD | 13197013 | BB3 | ≈1.0 km |
| AUGUSTA CONTRACTORS LTD | 17029417 | BB3 | ≈1.0 km |
| WAITES HEATING LIMITED | 10680620 | BB3 | ≈1.1 km |
Heat and planning around Blackburn With Darwen
In Blackburn With Darwen last summer (2026) there were ≈1 nights that stayed above 18 °C — 6 times the 1991–2020 average of 0.2 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities). The figure is the household-weighted mean of 1 postcode districts where these offices are registered.
8% of sampled postcodes in Blackburn With Darwen sit in a conservation area (931 live postcodes across 1 districts).
In England an air-source heat pump on a house can be permitted development under Class G when the conditions hold, including the MCS 020a noise limit of 37.0 dB(A) (§3.2 Step 8).
Companies House snapshot 1 Sep 2026, retrieved 25 Sep 2026. The address shown is the registered office, not a verified operating base. This catalogue is a directory of incorporated businesses, not an exhaustive installer register. Hot nights: ERA5-ARCO, June–August, minimum at or above 18 °C, household-weighted across the districts where these offices are registered, retrieved 25 Sep 2026. Conservation-area share: sampled postcode points, snapshot 25 Sep 2026. Distances are an equirectangular approximation to 0.1 km.
Better than a town directory that only lists names: each plumbing company links to its Companies House record and the local hot-night count.