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JJM THE PLUMBERS LTD: plumbing, heating and air-conditioning company in Cardiff
JJM THE PLUMBERS LTD is an active limited company (no. 09282455), incorporated in 2014, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in CF24 (Cardiff), and 248 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
248 similar companies within 10 km. Cardiff
What homes around CF24 need
In CF24 last summer (2026) there were ≈10 nights that stayed above 18 °C — 14 times the 1991–2020 average of 0.7 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
4% of sampled postcodes in CF24 sit in a conservation area (on-record, 1,058 live postcodes).
In Wales 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 |
|---|---|---|---|
| PLUMBING SOLUTIONS U.K LIMITED | 11129191 | CF10 | ≈0.3 km |
| TRUE TEMPERATURE SOLUTIONS LTD | 16606708 | CF10 | ≈0.3 km |
| MLR PLUMBING LIMITED | 16616451 | CF10 | ≈0.3 km |
| TY EGNI LTD | 14849662 | CF24 | ≈0.4 km |
| QUARTZ PLUMBING AND HEATING LTD | 14110471 | CF24 | ≈0.4 km |
| OLYMPUS HOME SOLUTIONS LIMITED | 13262893 | CF24 | ≈0.4 km |
| J.PRICE PLUMBING & HEATING LTD | 16487776 | CF24 | ≈0.7 km |
| WARMZILLA LIMITED | 09301554 | CF10 | ≈0.7 km |
| ELITE PROPERTY PLUMBING AND CENTRAL HEATING LIMITED | 06169795 | CF24 | ≈0.9 km |
| RYZEN HEAT LTD | 15767532 | CF10 | ≈0.9 km |
Company record
| Field | Value |
|---|---|
| Company number | 09282455 |
| Name | JJM THE PLUMBERS LTD |
| Status | Active |
| Incorporated | 27 Oct 2014 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | CF24 4AB |
| Outcode | CF24 |
| Nation | Wales |
| 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 09282455 |
Companies House record: JJM THE PLUMBERS LTD, company 09282455, 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.