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21DEGREE HEATING LTD: plumbing, heating and air-conditioning company in Liverpool
21DEGREE HEATING LTD is an active limited company (no. 11291135), incorporated in 2018, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in L36 (Liverpool), and 439 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
439 similar companies within 10 km. Liverpool
What homes around L36 need
In L36 last summer (2026) there were ≈4 nights that stayed above 18 °C — 4 times the 1991–2020 average of 1.0 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
2% of sampled postcodes in L36 sit in a conservation area (on-record, 970 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 |
|---|---|---|---|
| UNOF HOLDINGS LIMITED | 07951641 | L36 | ≈0.6 km |
| CONCEPT PLUMBING & GAS LTD | 13500074 | L36 | ≈0.8 km |
| LTS GAS SERVICES LIMITED | 08717079 | L36 | ≈1.0 km |
| PLUTUS MECHANICAL SERVICES LTD | 15674719 | L36 | ≈1.0 km |
| TIG PROJECTS LTD | 13489414 | L35 | ≈1.0 km |
| VIOLA ENERGY LTD | 12608047 | L34 | ≈1.2 km |
| CRESCENT PLUMBING & HEATING LTD | 14021245 | L36 | ≈1.3 km |
| LUCEM HEATING & PLUMBING LTD | 07925441 | L36 | ≈1.4 km |
| ALEX LEAHEY GAS ENGINEERING LTD | 13875366 | L36 | ≈1.4 km |
| C P HOOD MECHANICAL LIMITED | 09156664 | L34 | ≈1.5 km |
Company record
| Field | Value |
|---|---|
| Company number | 11291135 |
| Name | 21DEGREE HEATING LTD |
| Status | Active |
| Incorporated | 4 Apr 2018 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | L36 6EQ |
| Outcode | L36 |
| 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 11291135 |
Companies House record: 21DEGREE HEATING LTD, company 11291135, 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.