Home / Installers / Hertford
ERDM SERVICES LIMITED: plumbing, heating and air-conditioning company in Hertford
ERDM SERVICES LIMITED is an active limited company (no. 15664171), incorporated in 2024, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in SG14 (Hertford), and 323 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
323 similar companies within 10 km. Hertford
What homes around SG14 need
In SG14 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).
41% of sampled postcodes in SG14 sit in a conservation area (on-record, 624 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 |
|---|---|---|---|
| BLG GAS LIMITED | 05158143 | SG14 | under 0.1 km |
| LEES HEATING SERVICES LIMITED | 05227676 | SG14 | under 0.1 km |
| VESTCOM LIMITED | 07154874 | SG14 | under 0.1 km |
| SJL HEATING LIMITED | 07982736 | SG14 | under 0.1 km |
| D M C PLUMBING & HEATING SERVICES LTD | 08120141 | SG14 | under 0.1 km |
| CITY HEATING AND PLUMBING LTD | 08495197 | SG14 | under 0.1 km |
| J R G S HEATING SERVICES LTD | 09415176 | SG14 | under 0.1 km |
| ORANGE & GREEN PLUMBING & HEATING LTD | 09462438 | SG14 | under 0.1 km |
| CUSTOM BUILD PLUMBING & HEATING LIMITED | 09572555 | SG14 | under 0.1 km |
| L & D PLUMBING & HEATING LTD | 09590020 | SG14 | under 0.1 km |
Company record
| Field | Value |
|---|---|
| Company number | 15664171 |
| Name | ERDM SERVICES LIMITED |
| Status | Active |
| Incorporated | 20 Apr 2024 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | SG14 1BP |
| Outcode | SG14 |
| 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 15664171 |
Companies House record: ERDM SERVICES LIMITED, company 15664171, 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.