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ONEPIPE PLUMBING LTD: plumbing, heating and air-conditioning company in Portsmouth
ONEPIPE PLUMBING LTD is an active limited company (no. 10071379), incorporated in 2016, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in PO6 (Portsmouth), and 593 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
593 similar companies within 10 km. Portsmouth
What homes around PO6 need
In PO6 last summer (2026) there were ≈27 nights that stayed above 18 °C — 9 times the 1991–2020 average of 2.9 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
0% of sampled postcodes in PO6 sit in a conservation area (on-record, 916 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 |
|---|---|---|---|
| HUSHON (UK) LIMITED | 02469325 | PO6 | under 0.1 km |
| PJM MECHANICAL & ELECTRICAL LTD | 04535254 | PO6 | under 0.1 km |
| APEX MECHANICAL PROJECTS LTD | 12146674 | PO6 | under 0.1 km |
| ABS HEATING UK LIMITED | 05834746 | PO6 | ≈0.5 km |
| THEO ENTERPRISES LIMITED | 13291098 | PO6 | ≈1.0 km |
| JEM PROPERTY SERVICES GROUP LIMITED | 09014219 | PO6 | ≈1.0 km |
| GASTECH HEATING SOUTH LTD | 17001552 | PO6 | ≈1.0 km |
| PIPE2POWER LTD | 16903341 | PO6 | ≈1.0 km |
| WATERTIGHT PIPEWORK LIMITED | 04167610 | PO6 | ≈1.1 km |
| HAVANT BUILDING SERVICES LTD | 05182899 | PO6 | ≈1.1 km |
Company record
| Field | Value |
|---|---|
| Company number | 10071379 |
| Name | ONEPIPE PLUMBING LTD |
| Status | Active |
| Incorporated | 18 Mar 2016 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | PO6 4TY |
| Outcode | PO6 |
| 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 10071379 |
Companies House record: ONEPIPE PLUMBING LTD, company 10071379, 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.