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T.W. STEAM & HEATING SERVICES LIMITED: plumbing, heating and air-conditioning company in Durham
T.W. STEAM & HEATING SERVICES LIMITED is an active limited company (no. 01178852), incorporated in 1974, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in DH1 (Durham), and 104 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
104 similar companies within 10 km. Durham
What homes around DH1 need
In DH1 last summer (2026) there were ≈2 nights that stayed above 18 °C — 5 times the 1991–2020 average of 0.4 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
29% of sampled postcodes in DH1 sit in a conservation area (on-record, 1,321 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 |
|---|---|---|---|
| R.M. MYERS & CO LIMITED | 03306938 | DH1 | ≈0.3 km |
| KO BATHROOMS LTD | 09373185 | DH1 | ≈0.3 km |
| OTS HEATING SERVICES LIMITED | 08753778 | DH1 | ≈0.6 km |
| KRUZS LTD | 13013891 | DH1 | ≈0.7 km |
| WATSON BUILD & GREEN ENERGY LIMITED | 16640907 | DH1 | ≈0.7 km |
| HIGH GRANGE PLUMBING & HEATING SERVICES LTD | 15581213 | DH1 | ≈0.8 km |
| DURHAM STOVES AND FIREPLACES LIMITED | 10742249 | DH1 | ≈1.0 km |
| ECO LIFE LTD | 12958046 | DH1 | ≈1.0 km |
| KG DUCTING LIMITED | 11086989 | DH1 | ≈1.0 km |
| ACE PLUMBING & HEATING LIMITED | 08942515 | DH1 | ≈1.0 km |
Company record
| Field | Value |
|---|---|
| Company number | 01178852 |
| Name | T.W. STEAM & HEATING SERVICES LIMITED |
| Status | Active |
| Incorporated | 26 Jul 1974 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | DH1 2RS |
| Outcode | DH1 |
| 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 01178852 |
Companies House record: T.W. STEAM & HEATING SERVICES LIMITED, company 01178852, 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.