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RJK PLUMBERS LTD: plumbing, heating and air-conditioning company in Southampton
RJK PLUMBERS LTD is an active limited company (no. 14258634), incorporated in 2022, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in SO19 (Southampton), and 468 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
468 similar companies within 10 km. Southampton
What homes around SO19 need
In SO19 last summer (2026) there were ≈7 nights that stayed above 18 °C — 5 times the 1991–2020 average of 1.3 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
1% of sampled postcodes in SO19 sit in a conservation area (on-record, 1,194 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 |
|---|---|---|---|
| RORY KEEN LTD | 11638758 | SO19 | under 0.1 km |
| BREWER ENGINEERING LTD | 15925123 | SO19 | ≈0.2 km |
| SAFETY GAS LTD | 09036673 | SO19 | ≈0.3 km |
| MIKES PLUMBING & HEATING LTD | 06908764 | SO19 | ≈0.5 km |
| GREEN DREAM CONSTRUCTION & ELECTRICAL LTD | 16533396 | SO19 | ≈0.7 km |
| GREEN BRITAIN LTD | 06038608 | SO19 | ≈0.8 km |
| VOYTEK PLUMBING AND HEATING LTD | 08771781 | SO19 | ≈0.8 km |
| BRAESIDE PROPERTY SERVICES LIMITED | 07388800 | SO19 | ≈0.9 km |
| K BARBER CONSULTING LTD | 09336268 | SO19 | ≈0.9 km |
| M & R AIRFLOW LIMITED | 04592115 | SO19 | ≈1.0 km |
Company record
| Field | Value |
|---|---|
| Company number | 14258634 |
| Name | RJK PLUMBERS LTD |
| Status | Active |
| Incorporated | 27 Jul 2022 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | SO19 2NT |
| Outcode | SO19 |
| 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 14258634 |
Companies House record: RJK PLUMBERS LTD, company 14258634, 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.