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FIRST CLASS PLUMBING LTD: plumbing, heating and air-conditioning company in Chorleywood
FIRST CLASS PLUMBING LTD is an active limited company (no. 11623639), incorporated in 2018, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in WD3 (Chorleywood), and 448 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
448 similar companies within 10 km. Chorleywood
What homes around WD3 need
In WD3 last summer (2026) there were ≈10 nights that stayed above 18 °C — 8 times the 1991–2020 average of 1.3 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
22% of sampled postcodes in WD3 sit in a conservation area (on-record, 1,279 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 |
|---|---|---|---|
| SMY PROPERTY SERVICES LIMITED | 01801953 | WD3 | under 0.1 km |
| SAFE GAS HEATING & PLUMBING LTD | 07002277 | WD3 | under 0.1 km |
| AQUA & GAS (LONDON) LTD | 07532313 | WD3 | under 0.1 km |
| T & D PLUMBING & HEATING LTD | 14580499 | WD3 | under 0.1 km |
| FOLEY PLUMBING SERVICES LTD | 16333804 | WD3 | under 0.1 km |
| LONDON REPAIR MAINTENANCE LTD | 16438149 | WD3 | under 0.1 km |
| MUSGROVE PLUMBING LIMITED | 16521792 | WD3 | under 0.1 km |
| INTEGRATED INSTALLATIONS LIMITED | 06678604 | WD3 | ≈0.6 km |
| CHESS VALLEY PLUMBING LIMITED | 09105296 | WD3 | ≈1.0 km |
| DL AIRTECH LTD | 16660552 | WD3 | ≈1.4 km |
Company record
| Field | Value |
|---|---|
| Company number | 11623639 |
| Name | FIRST CLASS PLUMBING LTD |
| Status | Active |
| Incorporated | 15 Oct 2018 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | WD3 5EX |
| Outcode | WD3 |
| 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 11623639 |
Companies House record: FIRST CLASS PLUMBING LTD, company 11623639, 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.