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AR MECHANICAL ENGINEERING LTD: plumbing, heating and air-conditioning company in Watford
AR MECHANICAL ENGINEERING LTD is an active limited company (no. 17130157), incorporated in 2026, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in WD24 (Watford), and 649 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
649 similar companies within 10 km. Watford
What homes around WD24 need
In WD24 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).
2% of sampled postcodes in WD24 sit in a conservation area (on-record, 531 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 |
|---|---|---|---|
| EM PLUMBING AND HEAT LTD | 15445838 | WD24 | ≈0.1 km |
| SWITCH TECHNOLOGIES LIMITED | 10159740 | WD24 | ≈0.1 km |
| BLUEPEAK DESIGN & BUILD LTD | 16920878 | WD24 | ≈0.2 km |
| RWP PLUMBING SERVICES LTD | 13710656 | WD24 | ≈0.2 km |
| MASTERFIX HEATING & BUILDING LTD | 16907877 | WD24 | ≈0.2 km |
| MK DRAINAGE LTD | 11405833 | WD24 | ≈0.2 km |
| CHARLIE PAY PLUMBING SERVICES LTD | 11920635 | WD24 | ≈0.2 km |
| R J BISHOP SOLUTIONS LTD | 11983927 | WD24 | ≈0.2 km |
| BYFIELD HOMES LTD | 12077654 | WD24 | ≈0.2 km |
| HF PLUMBING & HEATING LTD | 12489407 | WD24 | ≈0.2 km |
Company record
| Field | Value |
|---|---|
| Company number | 17130157 |
| Name | AR MECHANICAL ENGINEERING LTD |
| Status | Active |
| Incorporated | 31 Mar 2026 |
| SIC | 43220 · plumbing, heat and air-conditioning installation; 43210 · electrical installation; 43290 · other construction installation |
| Registered office postcode | WD24 5DY |
| Outcode | WD24 |
| 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 17130157 |
Companies House record: AR MECHANICAL ENGINEERING LTD, company 17130157, 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.