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EMPIRE DUCT LTD: plumbing, heating and air-conditioning company in Bishop'S Stortford
EMPIRE DUCT LTD is an active limited company (no. 15451443), incorporated in 2024, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in CM23 (Bishop'S Stortford), and 118 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
118 similar companies within 10 km. Bishop'S Stortford
What homes around CM23 need
In CM23 last summer (2026) there were ≈11 nights that stayed above 18 °C — 6 times the 1991–2020 average of 1.9 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
17% of sampled postcodes in CM23 sit in a conservation area (on-record, 1,194 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 |
|---|---|---|---|
| AC CHILLMASTER LTD | 16132927 | CM23 | ≈0.6 km |
| BJP PLUMBING & HEATING LTD | 17271812 | CM23 | ≈0.8 km |
| EXCALIBUR RENOVATIONS LTD | 06748553 | CM23 | ≈1.7 km |
| AQUATECH PLUMBINGHEATING AND GAS LTD | 05015907 | CM23 | ≈1.7 km |
| R & D VENTILATION LTD | 13171084 | CM23 | ≈1.8 km |
| BOULTER HEATING LIMITED | 04917446 | CM23 | ≈2.2 km |
| FLUEGAS LIMITED | 10143192 | CM23 | ≈2.2 km |
| RUST & SON LTD | 15656938 | CM23 | ≈2.2 km |
| GAS AND ELEC SERVICES LIMITED | 09691096 | CM23 | ≈2.3 km |
| NEPTUNE GASGUARD SERVICES LTD | 17293272 | CM23 | ≈2.3 km |
Company record
| Field | Value |
|---|---|
| Company number | 15451443 |
| Name | EMPIRE DUCT LTD |
| Status | Active |
| Incorporated | 30 Jan 2024 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | CM23 1JG |
| Outcode | CM23 |
| 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 15451443 |
Companies House record: EMPIRE DUCT LTD, company 15451443, 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.