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CJT DUCTWORK LIMITED: plumbing, heating and air-conditioning company in London
CJT DUCTWORK LIMITED is an active limited company (no. 17039189), incorporated in 2026, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in E6 (London), and 2,570 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
2,570 similar companies within 10 km. London
What homes around E6 need
In E6 last summer (2026) there were ≈10 nights that stayed above 18 °C — 5 times the 1991–2020 average of 1.9 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
4% of sampled postcodes in E6 sit in a conservation area (on-record, 923 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 |
|---|---|---|---|
| CONCEPT HEATING & RENEWABLES LIMITED | 07299287 | E6 | under 0.1 km |
| KLARK'S PLUMBING SERVICES LIMITED | 08025956 | E6 | under 0.1 km |
| JONA24 PLUMBING & DRAINAGE LIMITED | 09096197 | E6 | under 0.1 km |
| J GREEN CONSTRUCTION LIMITED | 11046687 | E6 | under 0.1 km |
| D RADLEY HEATING SOLUTIONS LIMITED | 11317253 | E6 | under 0.1 km |
| DC DUCT SERVICES LTD | 11638384 | E6 | under 0.1 km |
| SHARP FLAME GAS SOLUTIONS LIMITED | 12485086 | E6 | under 0.1 km |
| APEX PLUMBING HEATING & GAS LTD | 12498613 | E6 | under 0.1 km |
| PDM PLUMBING DESIGN AND INSTALLATION LTD | 13256137 | E6 | under 0.1 km |
| HAZELL VENTILATION LIMITED | 13521057 | E6 | under 0.1 km |
Company record
| Field | Value |
|---|---|
| Company number | 17039189 |
| Name | CJT DUCTWORK LIMITED |
| Status | Active |
| Incorporated | 17 Feb 2026 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | E6 3RX |
| Outcode | E6 |
| 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 17039189 |
Companies House record: CJT DUCTWORK LIMITED, company 17039189, 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.