Monmouthshire: plumbing, heating and air-conditioning companies
Monmouthshire has 0 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 NP26, summer 2026 had ≈7 nights above 18 °C there (8 times the 1991–2020 average of 0.9).
SIC 43220
Open a company
No SIC 43220 profile in this town. Noise tool
Plumbing, heating and air-conditioning companies
| Company | Incorporated | Status | District |
|---|---|---|---|
| No SIC 43220 company in this town | — | — | — |
Electrical and other installation companies
| Company | SIC | Incorporated | Status | District |
|---|---|---|---|---|
| ROCKFIELD SMART HOMES LIMITED | 43210 · electrical installation | 2016 | Active | NP26 |
Nearest plumbing companies within 25 km
732 plumbing companies (SIC 43220) have a registered office within 25 km. The nearest 10 are listed.
| Company | Number | District | Distance |
|---|---|---|---|
| SIGNATURE SEAN HORLER LTD | 04562263 | NP26 | ≈2.0 km |
| THE LOCAL HEATING COMPANY LTD | 10103900 | NP18 | ≈4.5 km |
| A COCHRANE LIMITED | 06861022 | NP26 | ≈4.5 km |
| RT & J LEWIS LIMITED | 07576316 | NP26 | ≈4.5 km |
| RT UNDERWOOD PLUMBING LTD | 16331133 | NP18 | ≈4.5 km |
| PW HEATING & PLUMBING ENGINEERS LIMITED | 08405076 | NP26 | ≈5.2 km |
| D AND C PLUMBING AND HEATING SOLUTIONS LIMITED | 13403685 | NP26 | ≈5.2 km |
| MAIN SOURCE HEATING LTD | 15977415 | NP26 | ≈5.2 km |
| JME PLUMBING & HEATING ENGINEERS LTD | 13259219 | NP26 | ≈5.8 km |
| JME RENEWABLE HEATING LTD | 14369294 | NP26 | ≈5.8 km |
Heat and planning around Monmouthshire
In Monmouthshire last summer (2026) there were ≈7 nights that stayed above 18 °C — 8 times the 1991–2020 average of 0.9 (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.
4% of sampled postcodes in Monmouthshire sit in a conservation area (634 live postcodes across 1 districts).
In Wales 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.