Home / Installers / Southampton
BRENNAN PLUMBING & HEATING LIMITED: plumbing, heating and air-conditioning company in Southampton
BRENNAN PLUMBING & HEATING LIMITED is an active limited company (no. 06120135), incorporated in 2007, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in SO18 (Southampton), and 451 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
451 similar companies within 10 km. Southampton
What homes around SO18 need
In SO18 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 SO18 sit in a conservation area (on-record, 938 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 |
|---|---|---|---|
| HAMPSHIRE PLUMBING & GAS LTD | 09666756 | SO18 | ≈0.2 km |
| VK PLUMBING & BATHROOMS LTD | 13320955 | SO18 | ≈0.2 km |
| MAYNARDS SERVICES LIMITED | 11839019 | SO18 | ≈0.3 km |
| PRIORITY COOLING LTD | 08228615 | SO18 | ≈1.0 km |
| WEST END GAS LIMITED | 17136125 | SO19 | ≈1.0 km |
| NATIONWIDE RENOVATION & MAINTENANCE LTD | 16144292 | SO14 | ≈1.1 km |
| BRAESIDE PROPERTY SERVICES LIMITED | 07388800 | SO19 | ≈1.2 km |
| GLC PLUMBING & HEATING LTD | 08013907 | SO18 | ≈1.2 km |
| GRIDPAY NETWORKS LTD | 16636181 | SO17 | ≈1.2 km |
| ENVIROTHERMAL HEATING SOLUTIONS LTD | 12125113 | SO18 | ≈1.2 km |
Company record
| Field | Value |
|---|---|
| Company number | 06120135 |
| Name | BRENNAN PLUMBING & HEATING LIMITED |
| Status | Active |
| Incorporated | 21 Feb 2007 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | SO18 1BD |
| Outcode | SO18 |
| 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 06120135 |
Companies House record: BRENNAN PLUMBING & HEATING LIMITED, company 06120135, 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.