Knighton: plumbing, heating and air-conditioning companies
Knighton has 0 plumbing, heating and air-conditioning companies (SIC 43220) and 2 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 LD7, summer 2026 had ≈3 nights above 18 °C there (30 times the 1991–2020 average of 0.1).
SIC 43220
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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 |
|---|---|---|---|---|
| AAE ELECTRICAL LTD | 43210 · electrical installation | 2024 | Active | LD7 |
| J T LEWIS ELECTRICAL LIMITED | 43210 · electrical installation | 2023 | Active | LD7 |
Nearest plumbing companies within 25 km
67 plumbing companies (SIC 43220) have a registered office within 25 km. The nearest 10 are listed.
| Company | Number | District | Distance |
|---|---|---|---|
| GREEN FLOW HEAT PUMPS LIMITED | 16440345 | LD8 | ≈9.4 km |
| QUAYSIDE FIREPLACES LIMITED | 11542794 | SY7 | ≈9.8 km |
| MORGAN HEATING SERVICES LTD | 14366971 | LD8 | ≈9.8 km |
| MJS ENERGY LTD | 08082728 | LD8 | ≈10.8 km |
| R A DEAKINS LIMITED | 09448313 | SY7 | ≈12.9 km |
| RESOURCE ENERGY LTD | 11306315 | SY7 | ≈12.9 km |
| SMOKERITE CHIMNEY SERVICES LIMITED | 09270817 | SY7 | ≈13.4 km |
| OAKCROFT BUILDING SOLUTIONS LTD | 09385264 | LD8 | ≈14.1 km |
| POWYS FIRE SPRINKLERS LTD | 12795195 | LD1 | ≈14.1 km |
| AWC PLUMBING & HEATING LTD | 13324699 | LD1 | ≈14.1 km |
Heat and planning around Knighton
In Knighton last summer (2026) there were ≈3 nights that stayed above 18 °C — 30 times the 1991–2020 average of 0.1 (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.
15% of sampled postcodes in Knighton sit in a conservation area (196 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.