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SOUTH EAST TANK MASTERS LIMITED: plumbing, heating and air-conditioning company in Horsham
SOUTH EAST TANK MASTERS LIMITED is an active limited company (no. 16989337), incorporated in 2026, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in RH12 (Horsham), and 101 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
101 similar companies within 10 km. Horsham
What homes around RH12 need
In RH12 last summer (2026) there were ≈10 nights that stayed above 18 °C — 5 times the 1991–2020 average of 1.9 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
7% of sampled postcodes in RH12 sit in a conservation area (on-record, 1,380 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 |
|---|---|---|---|
| RSI (UK) AND COMPANY LIMITED | 04041945 | RH12 | ≈0.4 km |
| THE CUSTOM TRADER LIMITED | 05779259 | RH12 | ≈0.4 km |
| HEAT TECHNOLOGIES LIMITED | 07332617 | RH12 | ≈0.4 km |
| NOVASTAR ELECTRICAL LIMITED | 10376812 | RH12 | ≈0.4 km |
| ABC GAS PLUMBING & HEATING LIMITED | 10756897 | RH12 | ≈0.4 km |
| PRIME SQUARE SERVICES LTD | 14210432 | RH12 | ≈0.4 km |
| MLPH LIMITED | 15710207 | RH12 | ≈0.4 km |
| BD PLUMBING & HEATING SUSSEX LIMITED | 16992260 | RH12 | ≈0.4 km |
| SPR HEATING LIMITED | 13526997 | RH12 | ≈0.4 km |
| BOILER TECHNICIANS LIMITED | 13106962 | RH12 | ≈0.5 km |
Company record
| Field | Value |
|---|---|
| Company number | 16989337 |
| Name | SOUTH EAST TANK MASTERS LIMITED |
| Status | Active |
| Incorporated | 26 Jan 2026 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | RH12 2BJ |
| Outcode | RH12 |
| 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 16989337 |
Companies House record: SOUTH EAST TANK MASTERS LIMITED, company 16989337, 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.