A J Windows Ltd
A J Windows Ltd is a company on the UK register of companies (Companies House no. 12753982), classified under the glazing trade (SIC 43342, Glazing), with a registered office in LU3, Luton.
| Company number | 12753982 |
|---|---|
| Incorporated | 2020 |
| Company type | Ltd |
| Size (by accounts) | Micro |
| Last accounts filed | 2025 |
| SIC | 43342 - Glazing |
| Registered office | 189 WESTMORLAND AVENUE, LU3 2PU |
Source: Companies House free company data. Search company number 12753982 on the Companies House register for the current position.
Before you contact a Luton installer
A full double glazing job in Luton typically lands between £3,200 and £9,500 (local cost factor 1.06×), depending on opening count and spec. Around 7 conservation areas including Wardown Park.
- Check the company is current and not in liquidation on the Companies House register.
- Confirm FENSA or CERTASS registration on the relevant scheme's own "find an installer" search - membership is per-company and can lapse.
- Get the quote in writing, itemised per window or door, and check the guarantee is insurance-backed.
- Ask for two recent installs you can look at - around Stopsley, Round Green, Wardown or your own street.
Our guide to comparing double glazing quotes and FENSA vs CERTASS explainer go into detail.
Windows and doors in Luton
Victorian and Edwardian terraces around the town centre, interwar semis in Stopsley and Round Green, plus postwar Vauxhall factory workers' estates.
Dominant era of housing stock: Edwardian to interwar.
Heritage note: Around 7 conservation areas including Wardown Park.