Window and door replacement · London
Window and door replacement in Harrow
Window and door programmes in Harrow improve warmth, security and ventilation together, provided the trickle vents and egress are done right.
We take on window and door replacement in Harrow for the London Borough of Harrow, housing associations and supported housing providers, managing every trade ourselves and working to the timescales in your order. The London Borough of Harrow still owns about 4,824 council homes here, alongside housing association stock.
Harrow at a glance
- Council
- London Borough of Harrow
- Region
- London
- Council homes
- Council-owned, managed by the council
- Approx. council homes
- 4,824 (2020)
- Housing standard
- Decent Homes Standard (England)
- Damp and mould timescales
- Awaab's Law (since 27 Oct 2025)
- Population
- 252,338 (2020 estimate)
- Regional price factor
- 1.22 (VOA 2026)
Council housing status from Housing Revenue Account records (MHCLG and the 2012 HRA list, updated for later transfers) and council publications, checked October 2026. Population: ONS 2020 mid-year estimate.
Who owns the social homes in Harrow?
The London Borough of Harrow still owns council homes in Harrow and manages them directly, funded through its Housing Revenue Account. The latest published figure we found is about 4,824 council homes (2020). Housing associations also own and manage social homes in the area, and we can work for both.
What do we cover in Harrow?
- uPVC, aluminium or composite windows to your specification
- Trickle vents and background ventilation to current guidance
- Making good of reveals, cills and plaster inside and out
- Building regulations compliance through a competent person scheme installer or building control
- Removal and recycling of old frames

How do we deliver it?
Residents get their dates in writing, and the work is planned so every opening is secure and weathertight at the end of each day.
Which rules apply in Harrow?
Replacement windows, heating systems and some electrical work are controlled under the Building Regulations. In higher-risk buildings (18 metres or 7 storeys and above, with two or more homes), building work needs Building Safety Regulator approval before it starts unless it is exempt.
Decent Homes Standard (England) · More about window and door replacement
What does window and door replacement cost in Harrow?
Our guide range for uPVC window replacement in Harrow is £5,500–£14,650 per home. That is the UK range of £4,500–£12,000 (published figure) adjusted by a regional cost factor of 1.22 (VOA Rating Cost Guide 2026: inner London 1.17–1.32, outer London 1.08–1.26); figures are before VAT where the source states it. Every job is priced after survey; specification, access and the condition of the homes will move the figure.
Questions about window and door replacement in Harrow
Does the London Borough of Harrow still own council homes?
The London Borough of Harrow still owns council homes in Harrow and manages them directly, funded through its Housing Revenue Account. The latest published figure we found is about 4,824 council homes (2020). Housing associations also own and manage social homes in the area, and we can work for both.
Do you also work near Harrow?
Yes. We take on window and door replacement across London, including Brent, Ealing, Watford and Barnet, and in every other UK nation.
Which housing standard applies in Harrow?
Social homes in England must meet the Decent Homes Standard, enforced through the Regulator of Social Housing's Safety and Quality Standard. A reformed standard, confirmed in January 2026, must be met by 2035 at the latest.
Other works we carry out in Harrow
- Void property works
- Estate and external works
- Smoke, heat and CO alarm installation
- Fire stopping and compartmentation
- Cyclical and external decoration
- External wall insulation
- Kitchen replacement programmes
- Loft and cavity wall insulation
- Acquisition and temporary accommodation refurbishment
- Brickwork, pointing and render repairs
- Fire door installation and remediation
- Housing disrepair works