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HEAT KNIGHTS BOILER REPAIR LONDON AND PLUMBING LTD: plumbing, heating and air-conditioning company in Alton
HEAT KNIGHTS BOILER REPAIR LONDON AND PLUMBING LTD is an active limited company (no. 09970430), incorporated in 2016, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in GU34 (Alton), and 48 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
48 similar companies within 10 km. Alton
What homes around GU34 need
In GU34 last summer (2026) there were ≈9 nights that stayed above 18 °C — 7 times the 1991–2020 average of 1.3 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
12% of sampled postcodes in GU34 sit in a conservation area (on-record, 1,221 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 |
|---|---|---|---|
| ASTER BUILDING SERVICES LIMITED | 05068468 | GU34 | under 0.1 km |
| MPS PLUMBING SOLUTIONS LIMITED | 05992669 | GU34 | under 0.1 km |
| CKS PLUMBING AND HEATING ENGINEERS LIMITED | 06362499 | GU34 | under 0.1 km |
| R SEABY LIMITED | 08371814 | GU34 | under 0.1 km |
| N B HEATING & PLUMBING SERVICES LTD | 09997248 | GU34 | under 0.1 km |
| WM BUILDING LTD | 12648232 | GU34 | under 0.1 km |
| JWW AIR CONDITIONING LIMITED | 16802512 | GU34 | under 0.1 km |
| ICOOL REFRIGERATION AND AIR CONDITIONING LIMITED | 09094546 | GU34 | ≈0.1 km |
| ROSSAIR LIMITED | 01151450 | GU34 | ≈0.2 km |
| ROSSAIR BUILDING SERVICES LIMITED | 17259913 | GU34 | ≈0.2 km |
Company record
| Field | Value |
|---|---|
| Company number | 09970430 |
| Name | HEAT KNIGHTS BOILER REPAIR LONDON AND PLUMBING LTD |
| Status | Active |
| Incorporated | 26 Jan 2016 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | GU34 1HG |
| Outcode | GU34 |
| 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 09970430 |
Companies House record: HEAT KNIGHTS BOILER REPAIR LONDON AND PLUMBING LTD, company 09970430, 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.