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GAS HEAT FLOW LTD: plumbing, heating and air-conditioning company in London
GAS HEAT FLOW LTD is an active limited company (no. 16465825), incorporated in 2025, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in SW9 (London), and 3,576 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
3,576 similar companies within 10 km. London
What homes around SW9 need
In SW9 last summer (2026) there were ≈10 nights that stayed above 18 °C — 5 times the 1991–2020 average of 1.9 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
27% of sampled postcodes in SW9 sit in a conservation area (on-record, 968 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 |
|---|---|---|---|
| COMMERCIAL GAS SAFETY & CERTIFICATE LTD | 14006055 | SW9 | under 0.1 km |
| COLD AND HOT COMMERCIAL KITCHEN EQUIPMENTS SERVICES LTD | 16690705 | SW9 | ≈0.1 km |
| CLARKIN CONTRACTING LTD | 15378656 | SW9 | ≈0.2 km |
| SCARLETT PLUMBING & HEATING LTD | 16399141 | SW9 | ≈0.2 km |
| HEAT IT GAS SERVICES LTD | 16968658 | SW2 | ≈0.2 km |
| ELITE PLUMBERS LTD | 11811130 | SW9 | ≈0.2 km |
| HEAT FIRM LIMITED | 08034605 | SW9 | ≈0.3 km |
| ON TIME PLUMBING AND HEATING LTD | 09298245 | SW9 | ≈0.4 km |
| DELTA INSTALL LTD. | 11027265 | SW2 | ≈0.4 km |
| M.R. BUILDING SERVICES LIMITED | 04549214 | SW2 | ≈0.5 km |
Company record
| Field | Value |
|---|---|
| Company number | 16465825 |
| Name | GAS HEAT FLOW LTD |
| Status | Active |
| Incorporated | 21 May 2025 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | SW9 8LA |
| Outcode | SW9 |
| 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 16465825 |
Companies House record: GAS HEAT FLOW LTD, company 16465825, 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.