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A. J. CLACHER LIMITED: plumbing, heating and air-conditioning company in Darlington
A. J. CLACHER LIMITED is an active limited company (no. 01441272), incorporated in 1979, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in DL1 (Darlington), and 97 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
97 similar companies within 10 km. Darlington
What homes around DL1 need
In DL1 last summer (2026) there were ≈0 nights that stayed above 18 °C — below the 1991–2020 average of 0.3 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
9% of sampled postcodes in DL1 sit in a conservation area (on-record, 1,407 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 |
|---|---|---|---|
| CLOSECOOPER LTD | 12504796 | DL1 | ≈0.1 km |
| CLOSECOOPER ENERGY LTD | 16278847 | DL1 | ≈0.1 km |
| CLOSECOOPER RENEWABLES LTD | 16278940 | DL1 | ≈0.1 km |
| NORTHSTAR HEATING LTD | 15142924 | DL1 | ≈0.3 km |
| JTA FIRES STOVES AND HEATING LIMITED | 12763359 | DL1 | ≈0.5 km |
| FORSTER PLUMBING & GAS LIMITED | 09510223 | DL1 | ≈0.5 km |
| BLACKWELL HEATING LTD | 06197728 | DL1 | ≈0.6 km |
| MAF PLUMBING HEATING & GAS SERVICES LIMITED | 10309087 | DL1 | ≈0.8 km |
| HARROWGATE HILL HEATING & PROPERTY MAINTENANCE LTD | 09655960 | DL1 | ≈1.0 km |
| MODUS TECHNICAL CONSULTING LIMITED | 15950155 | DL1 | ≈1.1 km |
Company record
| Field | Value |
|---|---|
| Company number | 01441272 |
| Name | A. J. CLACHER LIMITED |
| Status | Active |
| Incorporated | 2 Aug 1979 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | DL1 2PB |
| Outcode | DL1 |
| 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 01441272 |
Companies House record: A. J. CLACHER LIMITED, company 01441272, 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.