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DEVLON LIMITED: plumbing, heating and air-conditioning company in Buckinghamshire
DEVLON LIMITED is an active limited company (no. 03317448), incorporated in 1997, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in SL8 (Buckinghamshire), and 374 similar companies have a registered office within 10 km. If you need an MCS-certified air-to-air installer, MCS lists 0 installers certified for air-to-air heat pumps yet (checked 25 Sep 2026), so no company here can offer the £2,500 grant route today.
Active
Within 10 km
374 similar companies within 10 km. Buckinghamshire
What homes around SL8 need
In SL8 last summer (2026) there were ≈11 nights that stayed above 18 °C — 8 times the 1991–2020 average of 1.4 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
16% of sampled postcodes in SL8 sit in a conservation area (on-record, 264 live postcodes).
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).
Hot nights: ERA5-ARCO, June–August, minimum at or above 18 °C, 2026 against the 1991–2020 mean, retrieved 25 Sep 2026. Conservation-area share: sampled postcode points, snapshot 25 Sep 2026. Noise limit from the decision contract, checked 25 Sep 2026.
Nearest similar companies
| Company | Number | District | Distance |
|---|---|---|---|
| ATAPOS HEATING LTD | 11814031 | SL8 | ≈0.1 km |
| COUNTYWIDE HEATING & PLUMBING SERVICES LTD | 17075189 | SL8 | ≈0.2 km |
| HUGHESFLOW PLUMBING LTD | 16529492 | SL8 | ≈0.3 km |
| SUMMIT DESIGN LIMITED | 02792233 | SL8 | ≈0.4 km |
| GRAY PLUMBING & INTERIORS LIMITED | 05365156 | SL8 | ≈0.4 km |
| POBEK COMFORT & ENERGY SOLUTIONS LTD | 17378355 | SL8 | ≈0.4 km |
| RAIL AND HVAC SOLUTIONS LTD | 17366072 | SL8 | ≈0.5 km |
| ANDERSON BUILDING SERVICES LTD | 11273746 | SL8 | ≈0.6 km |
| COOL CONCEPT LIMITED | 04273800 | SL8 | ≈0.6 km |
| J.F. HEPPELTHWAITE LIMITED | 01350097 | SL8 | ≈0.8 km |
Company record
| Field | Value |
|---|---|
| Company number | 03317448 |
| Name | DEVLON LIMITED |
| Status | Active |
| Incorporated | 12 Feb 1997 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | SL8 5BJ |
| Outcode | SL8 |
| Nation | England |
| Air-to-air signal | not yet observed, checked 25 Sep 2026 |
| F-Gas | not yet observed, checked 25 Sep 2026 |
| MCS air-to-air | not yet observed, checked 25 Sep 2026 |
| Retrieved | 25 Sep 2026 |
| Dataset | https://download.companieshouse.gov.uk/BasicCompanyDataAsOneFile-2026-09-01.zip |
| Companies House page | Company 03317448 |
Companies House record: DEVLON LIMITED, company 03317448, status Active, 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. Snapshot 1 Sep 2026, retrieved 25 Sep 2026. The 10 km count is equirectangular to 0.1 km. MCS air-to-air confirmed in this catalogue: 0, checked 25 Sep 2026.
Better than a reviews catalogue: the Companies House record, the district hot-night count and the MCS air-to-air observation are on one page.