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AZ IMPROVEMENT LTD: plumbing, heating and air-conditioning company in Slough
AZ IMPROVEMENT LTD is an active limited company (no. 15031287), incorporated in 2023, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in SL2 (Slough), and 520 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
520 similar companies within 10 km. Slough
What homes around SL2 need
In SL2 last summer (2026) there were ≈10 nights that stayed above 18 °C — 7 times the 1991–2020 average of 1.5 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
2% of sampled postcodes in SL2 sit in a conservation area (on-record, 1,132 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 |
|---|---|---|---|
| APOLLO HEATING & MAINTENANCE LTD | 14662767 | SL2 | under 0.1 km |
| AC VENTILATION SYSTEMS LIMITED | 11547538 | SL2 | ≈0.9 km |
| RAYDOM ENGENEERING SERVICES LTD | 11490251 | SL3 | ≈1.0 km |
| GREEN REFRIGERATION AND AIR CONDITIONING PVT LTD | 12780926 | SL3 | ≈1.1 km |
| R&D HOUSE RENOVATIONS LIMITED | 17182801 | SL2 | ≈1.2 km |
| CAM ECO ENERGY LTD | 14866956 | SL2 | ≈1.6 km |
| EPHS LTD | 05741452 | SL2 | ≈1.7 km |
| PLUMB WORX LTD | 17364422 | SL2 | ≈1.8 km |
| KCG HEATING SPECIALISTS LIMITED | 13928745 | SL2 | ≈1.9 km |
| ETON AIR CONDITIONING LTD | 17349369 | SL2 | ≈1.9 km |
Company record
| Field | Value |
|---|---|
| Company number | 15031287 |
| Name | AZ IMPROVEMENT LTD |
| Status | Active |
| Incorporated | 26 Jul 2023 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | SL2 4JG |
| Outcode | SL2 |
| 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 15031287 |
Companies House record: AZ IMPROVEMENT LTD, company 15031287, 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.