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HARRY'S PLUMBING & HEATING LIMITED: plumbing, heating and air-conditioning company in Chelmsford
HARRY'S PLUMBING & HEATING LIMITED is an active limited company (no. 13425558), incorporated in 2021, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in CM3 (Chelmsford), and 354 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
354 similar companies within 10 km. Chelmsford
What homes around CM3 need
In CM3 last summer (2026) there were ≈8 nights that stayed above 18 °C — 4 times the 1991–2020 average of 2.2 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
6% of sampled postcodes in CM3 sit in a conservation area (on-record, 1,587 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 |
|---|---|---|---|
| HARRY’S BOILERS LIMITED | 13923622 | CM3 | under 0.1 km |
| DARRYL DESIGN & INSTALLATIONS LIMITED | 04065505 | CM3 | ≈0.1 km |
| INFINITY COOLING SOLUTIONS LTD | 13444026 | CM3 | ≈0.1 km |
| NEW ECO LIMITED | 16295690 | CM3 | ≈0.1 km |
| POWERLOAD LTD | 15932098 | CM3 | ≈0.1 km |
| T.M. HUGHES & SON GAS SERVICES LIMITED | 05296815 | CM3 | ≈0.6 km |
| CAPRI MECHANICAL SERVICES LIMITED | 01160845 | CM3 | ≈0.6 km |
| JUST BOILERS LTD | 13534067 | CM3 | ≈0.7 km |
| PARK PLUMBING LTD | 15370922 | CM3 | ≈0.8 km |
| RGM HVAC LTD | 15942740 | CM3 | ≈0.9 km |
Company record
| Field | Value |
|---|---|
| Company number | 13425558 |
| Name | HARRY'S PLUMBING & HEATING LIMITED |
| Status | Active |
| Incorporated | 27 May 2021 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | CM3 5TG |
| Outcode | CM3 |
| 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 13425558 |
Companies House record: HARRY'S PLUMBING & HEATING LIMITED, company 13425558, 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.