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H&H MAINTENENCES LTD: plumbing, heating and air-conditioning company in Dartford
H&H MAINTENENCES LTD is an active limited company (no. 13682407), incorporated in 2021, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in DA1 (Dartford), and 1,052 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
1,052 similar companies within 10 km. Dartford
What homes around DA1 need
In DA1 last summer (2026) there were ≈10 nights that stayed above 18 °C — 4 times the 1991–2020 average of 2.3 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
4% of sampled postcodes in DA1 sit in a conservation area (on-record, 1,264 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 |
|---|---|---|---|
| G & H GAS AND HEATING LTD | 17043459 | DA1 | under 0.1 km |
| JCP HEATING & GAS LTD | 11147283 | DA1 | ≈0.3 km |
| SUNNYDAN GAS AND PLUMBING SOLUTIONS LTD | 11682546 | DA1 | ≈0.3 km |
| GALWAY GROUP SERVICES LTD | 17101046 | DA1 | ≈0.4 km |
| M&G MECHANICAL LTD | 15095061 | DA1 | ≈0.9 km |
| REBEC LIMITED | 04497540 | DA1 | ≈0.9 km |
| PRIME PLUMBING LTD | 11025376 | DA1 | ≈1.0 km |
| PLUMBING SMART LIMITED | 10441096 | DA1 | ≈1.0 km |
| ELEMENTAL INTERIORS LTD | 16575642 | DA1 | ≈1.1 km |
| ELECTROHOME230V LTD | 16411737 | DA1 | ≈1.1 km |
Company record
| Field | Value |
|---|---|
| Company number | 13682407 |
| Name | H&H MAINTENENCES LTD |
| Status | Active |
| Incorporated | 15 Oct 2021 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | DA1 4PB |
| Outcode | DA1 |
| 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 13682407 |
Companies House record: H&H MAINTENENCES LTD, company 13682407, 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.