Home / Installers / Southampton
SM SYSTEMS PLUMBING AND HEATING LTD: plumbing, heating and air-conditioning company in Southampton
SM SYSTEMS PLUMBING AND HEATING LTD is an active limited company (no. 13157841), incorporated in 2021, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in SO16 (Southampton), and 373 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
373 similar companies within 10 km. Southampton
What homes around SO16 need
In SO16 last summer (2026) there were ≈8 nights that stayed above 18 °C — 7 times the 1991–2020 average of 1.2 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
1% of sampled postcodes in SO16 sit in a conservation area (on-record, 1,541 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 |
|---|---|---|---|
| I.J.B PLUMBING & HEATING LTD | 04718409 | SO16 | ≈0.1 km |
| RJ AIR CONDITIONING SYSTEMS LTD | 17402304 | SO16 | ≈0.6 km |
| JPS PLUMBING SOLUTIONS LTD | 13854168 | SO16 | ≈0.7 km |
| PIPEWORKS SOUTHAMPTON LTD | 09682382 | SO16 | ≈0.7 km |
| JAS HANDY SOLUTION LTD | 14851550 | SO16 | ≈0.8 km |
| SOUTHERN GREEN ENERGY GROUP LIMITED | 14593568 | SO16 | ≈0.9 km |
| BAM MECHANICAL LIMITED | 15482476 | SO16 | ≈0.9 km |
| H2O RENEWABLE ENERGY LTD | 12644874 | SO16 | ≈1.1 km |
| R C. HEATING & PLUMBING LIMITED | 06180245 | SO16 | ≈1.1 km |
| ELING AIR CONDITIONING SOLUTIONS LTD | 11187495 | SO16 | ≈1.2 km |
Company record
| Field | Value |
|---|---|
| Company number | 13157841 |
| Name | SM SYSTEMS PLUMBING AND HEATING LTD |
| Status | Active |
| Incorporated | 26 Jan 2021 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | SO16 8GP |
| Outcode | SO16 |
| 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 13157841 |
Companies House record: SM SYSTEMS PLUMBING AND HEATING LTD, company 13157841, 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.