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CMH PLUMBING LTD: plumbing, heating and air-conditioning company in Hoddesdon
CMH PLUMBING LTD is an active limited company (no. 14440493), incorporated in 2022, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in EN11 (Hoddesdon), and 558 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
558 similar companies within 10 km. Hoddesdon
What homes around EN11 need
In EN11 last summer (2026) there were ≈11 nights that stayed above 18 °C — 7 times the 1991–2020 average of 1.6 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
12% of sampled postcodes in EN11 sit in a conservation area (on-record, 653 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 |
|---|---|---|---|
| MAXALL LTD | 14973946 | EN11 | ≈1.0 km |
| NEXT LEVEL BOILER SOLUTIONS LTD | 16402058 | EN11 | ≈1.1 km |
| NDT STOVES & FIRES LTD | 09260224 | EN9 | ≈1.1 km |
| RJT PLUMBING AND HEATING LIMITED | 15552919 | EN11 | ≈1.3 km |
| GRB SERVICES LIMITED | 17423339 | EN11 | ≈1.3 km |
| HEATSOFT LIMITED | 04696730 | EN11 | ≈1.3 km |
| GASCO GROUP LTD | 11745728 | EN11 | ≈1.3 km |
| HP WELDING SERVICES LTD | 12980777 | CM19 | ≈1.3 km |
| SAFE WATER SYSTEMS LTD | 16074105 | EN9 | ≈1.3 km |
| M F RUDD PLUMBING HEATING & BUILDING SERVICES LTD | 09497821 | EN11 | ≈1.4 km |
Company record
| Field | Value |
|---|---|
| Company number | 14440493 |
| Name | CMH PLUMBING LTD |
| Status | Active |
| Incorporated | 25 Oct 2022 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | EN11 0BA |
| Outcode | EN11 |
| 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 14440493 |
Companies House record: CMH PLUMBING LTD, company 14440493, 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.