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A1 COMPLETE PLUMBING & HEATING LTD: plumbing, heating and air-conditioning company in Southampton

A1 COMPLETE PLUMBING & HEATING LTD is an active limited company (no. 06272295), incorporated in 2007, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in SO14 (Southampton), and 433 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

433 similar companies within 10 km. Southampton

What homes around SO14 need

In SO14 last summer (2026) there were ≈8 nights that stayed above 18 °C — 7 times the 1991–2020 average of 1.2 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).

16% of sampled postcodes in SO14 sit in a conservation area (on-record, 850 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

Other SIC 43220 companies. Distance is registered office to registered office, equirectangular, to 0.1 km.
CompanyNumberDistrictDistance
A J L MECHANICAL LTD 10500939 SO14 under 0.1 km
T AIR LTD 12678029 SO14 under 0.1 km
MACH CARGO LTD 10366590 SO14 ≈0.2 km
SOLO GROUP (SOUTH) LIMITED 15355408 SO14 ≈0.2 km
N BROWN PLUMBING & HEATING LTD. 04135716 SO14 ≈0.2 km
RUSSELL DRAINAGE SERVICES LIMITED 05972074 SO14 ≈0.2 km
FLOW TECH DRAINAGE LIMITED 15545413 SO14 ≈0.2 km
CIRCUIT PLUS ELECTROMECHANICALCONTRACTING LTD 15713576 SO14 ≈0.2 km
J.GULLIVER PLUMBING AND HEATING LIMITED 15392039 SO14 ≈0.3 km
D JONES PLUMBING AND HEATING LIMITED 08924994 SO14 ≈0.3 km

Company record

Companies House fields on this page.
FieldValue
Company number 06272295
Name A1 COMPLETE PLUMBING & HEATING LTD
Status Active
Incorporated 7 Jun 2007
SIC 43220 · plumbing, heat and air-conditioning installation
Registered office postcode SO14 6RG
Outcode SO14
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 06272295

Companies House record: A1 COMPLETE PLUMBING & HEATING LTD, company 06272295, 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.

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