Warsash: plumbing, heating and air-conditioning companies
Warsash has 1 plumbing, heating and air-conditioning companies (SIC 43220) and 0 electrical and other installation companies registered here (Companies House, 1 Sep 2026); 0 are MCS-certified for air-to-air yet. If the office is in SO31, summer 2026 had ≈19 nights above 18 °C there (7 times the 1991–2020 average of 2.7).
SIC 43220
Open a company
WARMADESIGNS LTD, incorporated 2014, status Active.
Plumbing, heating and air-conditioning companies
| Company | Incorporated | Status | District |
|---|---|---|---|
| WARMADESIGNS LTD | 2014 | Active | SO31 |
Electrical and other installation companies
| Company | SIC | Incorporated | Status | District |
|---|---|---|---|---|
| No SIC 43210 or 43290 company in this town | — | — | — | — |
Nearest plumbing companies within 25 km
1,293 plumbing companies (SIC 43220) have a registered office within 25 km. The nearest 10 are listed.
| Company | Number | District | Distance |
|---|---|---|---|
| MPK PLUMBING & GAS SERVICES LIMITED | 10054828 | SO31 | ≈0.3 km |
| SOUTHERN BATHROOM INSTALLATIONS LTD | 15289324 | SO31 | ≈0.4 km |
| C & K PLUMBING AND HEATING LTD | 15576036 | SO31 | ≈0.7 km |
| JAMES & WITHERS LIMITED | 06859498 | SO31 | ≈0.8 km |
| COMPLETE SOLUTIONS CS UK LTD | 10792265 | SO31 | ≈1.1 km |
| COSY GLOW HEATING LIMITED | 09988960 | SO31 | ≈1.1 km |
| GLOWELL GAS & HEATING LIMITED | 16514823 | SO31 | ≈1.2 km |
| BMG PLUMBING SERVICES LIMITED | 05947412 | SO31 | ≈1.7 km |
| JUSTIN DAY SERVICES LIMITED | 07924202 | SO31 | ≈1.9 km |
| THE OIL HEATING CONSULTANCY LTD | 16528401 | SO31 | ≈2.1 km |
Heat and planning around Warsash
In Warsash last summer (2026) there were ≈19 nights that stayed above 18 °C — 7 times the 1991–2020 average of 2.7 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities). The figure is the household-weighted mean of 1 postcode districts where these offices are registered.
4% of sampled postcodes in Warsash sit in a conservation area (1,187 live postcodes across 1 districts).
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).
Companies House snapshot 1 Sep 2026, 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. Hot nights: ERA5-ARCO, June–August, minimum at or above 18 °C, household-weighted across the districts where these offices are registered, retrieved 25 Sep 2026. Conservation-area share: sampled postcode points, snapshot 25 Sep 2026. Distances are an equirectangular approximation to 0.1 km.
Better than a town directory that only lists names: each plumbing company links to its Companies House record and the local hot-night count.