Knowlhill: plumbing, heating and air-conditioning companies
Knowlhill has 2 plumbing, heating and air-conditioning companies (SIC 43220) and 0 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 MK5, summer 2026 had ≈8 nights above 18 °C there (7 times the 1991–2020 average of 1.1).
SIC 43220
Open a company
ALL PLUMBING AND GAS SERVICES LIMITED, incorporated 2016, status Liquidation.
Plumbing, heating and air-conditioning companies
| Company | Incorporated | Status | District |
|---|---|---|---|
| ALL PLUMBING AND GAS SERVICES LIMITED | 2016 | Liquidation | MK5 |
| DAVID TURNBULL LIMITED | 1978 | Liquidation | MK5 |
Electrical and other installation companies
| Company | SIC | Incorporated | Status | District |
|---|---|---|---|---|
| No SIC 43210 or 43290 company in this town | — | — | — | — |
Nearest plumbing companies within 25 km
988 plumbing companies (SIC 43220) have a registered office within 25 km. The nearest 10 are listed.
| Company | Number | District | Distance |
|---|---|---|---|
| NORTHERN GAS HEATING LIMITED | 04122004 | MK5 | under 0.1 km |
| THERMOTECH PLUMBING & HEATING SERVICES LIMITED | 08267533 | MK5 | under 0.1 km |
| SCOTTS PLUMBING AND PROPERTY MAINTENANCE LIMITED | 10386350 | MK5 | under 0.1 km |
| MICK WOOD HEATING SERVICES LIMITED | 05318116 | MK5 | ≈0.1 km |
| P. CHESTER & SON (BEDFORD) LIMITED | 01229058 | MK5 | ≈0.2 km |
| ECO MECHANICAL SERVICES LIMITED | 03493011 | MK5 | ≈0.2 km |
| M.E. BILLINGTON LTD | 04613117 | MK5 | ≈0.2 km |
| RED & BLUE MECHANICAL LIMITED | 09317512 | MK5 | ≈0.2 km |
| BE-ECO MECH LIMITED | 09972095 | MK5 | ≈0.2 km |
| GREENER LIVING LTD | 11015293 | MK5 | ≈0.2 km |
Heat and planning around Knowlhill
In Knowlhill last summer (2026) there were ≈8 nights that stayed above 18 °C — 7 times the 1991–2020 average of 1.1 (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.
2% of sampled postcodes in Knowlhill sit in a conservation area (419 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.