Home / Installers / Harrow
J&L PLUMBING & HEATING LIMITED: plumbing, heating and air-conditioning company in Harrow
J&L PLUMBING & HEATING LIMITED is an active limited company (no. 12418115), incorporated in 2020, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in HA1 (Harrow), and 1,876 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
1,876 similar companies within 10 km. Harrow
What homes around HA1 need
In HA1 last summer (2026) there were ≈12 nights that stayed above 18 °C — 8 times the 1991–2020 average of 1.6 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
12% of sampled postcodes in HA1 sit in a conservation area (on-record, 954 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 |
|---|---|---|---|
| J&L GAS & RENEWABLES LIMITED | 14799274 | HA1 | under 0.1 km |
| CDT ENGINEERING SERVICES LTD | 12203482 | HA1 | ≈0.2 km |
| ND PLUMBING LTD | 17311836 | HA1 | ≈0.2 km |
| VILLAGE HEATING LIMITED | 03748060 | HA1 | ≈0.2 km |
| PROPERTY 247 SOLUTIONS LIMITED | 16778451 | HA1 | ≈0.2 km |
| BMI PLUMBING LTD | 11933940 | HA1 | ≈0.3 km |
| AKONI CONSTRUCTION LTD | 12504997 | HA1 | ≈0.3 km |
| LUCI CONSTRUCTION LTD | 12328844 | HA1 | ≈0.3 km |
| VITALPAY PLUMBING SERVICES LTD | 15583083 | HA1 | ≈0.3 km |
| JULES MECHANICAL SERVICES LTD | 09984616 | HA1 | ≈0.3 km |
Company record
| Field | Value |
|---|---|
| Company number | 12418115 |
| Name | J&L PLUMBING & HEATING LIMITED |
| Status | Active |
| Incorporated | 22 Jan 2020 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | HA1 1JR |
| Outcode | HA1 |
| 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 12418115 |
Companies House record: J&L PLUMBING & HEATING LIMITED, company 12418115, 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.