House Refurbishment Wembley

Houses are the minority of Wembley's homes. VOA figures show 29% of Wembley homes are houses, split into 12% terraced and 16% semi-detached or detached. The housing is a mix of modern apartment blocks and interwar semis, and 25% of all homes date from 1919 to 1939. Refurbishing one of those houses means renewing its wiring, pipework, heating, plaster and joinery in a planned order, without re-planning the rooms.

For Wembley, published UK figures put a three-bed house refurbishment at £43,530 to £110,350, and London houses usually cost more, with a London architect allowing £1,800 to £2,200 per square metre before VAT (Checkatrade and Bradley Van Der Straeten Architects, 2026). GS Renovation Ltd, a building contractor based in Potters Bar, does the work in Wembley: we renew the wiring, pipework, heating, plaster, floors and joinery of the whole house under one contract, and a registered electrician certifies the rewire.

What an interwar Wembley semi needs when it is refurbished

An interwar Wembley semi often needs its services renewed as a set, because they went in together and have aged together. VOA figures place 25% of Wembley homes in the years 1919 to 1939, and a house of that age can carry original plaster ceilings, wiring extended in stages and supply pipework altered by several owners. We start by lifting floorboards, testing the electrics and running the heating, so the scope is fixed before a single finish is ordered.

On a Wembley house the order of work is strip out, first fix, plaster, second fix, then decoration. A registered electrician rewires and certifies the installation, and an engineer on the Gas Safe Register renews the boiler and gas pipework. Cables and heating pipes go in while floors and ceilings are open, so the plasterer closes each room once. Where a wall, roof or window is renewed, Part L sets the insulation and efficiency the new element has to reach.

Housing in Wembley

Around 17,140 homes make up Wembley on the valuation list; 71% are flats and 29% houses, and 12% date from before 1919, 25% from between the wars and 63% from after 1945. Most homes here are flats, and a whole house in Wembley is refurbished as one building, roof down.

Lime plaster, joists and sashes in older Wembley houses

Houses among the 12% of Wembley homes built before 1919 need a gentler hand than the interwar stock. Walls of that age are usually solid brick laid in lime mortar and finished in lime plaster, sometimes on timber laths, and they need to breathe. Patching them with gypsum or sealing them with modern paint traps moisture, and the damp that follows gets blamed on the wrong cause. We keep sound lath and plaster and replaster in lime where the background calls for it.

Timber is the second check in an older Wembley house. Joists notched by generations of plumbers and electricians, rot at joist ends in damp outside walls and worn stair treads all show once the floors come up. We splice or double up weak joists, renew rotten ends and overhaul sticking sash windows with new cords and beads rather than replacing sound frames. Damp is traced to its source, such as a bridged airbrick, a leaking gutter or a raised path, before any treatment is priced.

Roofs, chimneys and conservation rules on a Wembley house

Roof and chimney work on a Wembley house can need planning permission where a conservation area article 4 direction applies. All of Brent's residential conservation areas are covered by article 4 directions, which remove some permitted development rights, and where one applies, permission can be needed for works including replacing roof tiles and removing chimneys. A re-roof or a chimney-stack repair that takes the stack down is therefore checked against the direction before materials are ordered. On a semi or terrace the stack is often shared, so rebuilding it also needs a party wall notice, which you as building owner serve.

The Wembley High Street Conservation Area, designated on 19 March 1990, has its own article 4 direction. If your house sits inside it, check the current list of controlled works with Brent before renewing windows, doors or roof coverings, because the direction can bring those like-for-like changes under planning control. Photographs of the existing front and roof help the council confirm what is allowed. Outside conservation areas, re-covering a roof can still be building work, and in Brent a building notice covers recovering a roof on a home.

Working hours, skips and scaffolding for a Wembley house

Noisy work on a Wembley house follows Brent's conventional hours for construction noise: 8am to 6pm Monday to Friday and 8am to 1pm on Saturdays. Stripping plaster, chasing walls for cables and breaking out old hearths are planned inside those windows, and quieter tasks such as decoration fill the rest of the day. If you are living in the house during the work, we phase it floor by floor so one bathroom and one warm room stay in use.

A whole-house strip-out in Wembley produces more waste than a van can clear, so the skip is booked early. In Brent only skip companies can apply for a skip licence, and a parking bay suspension for a skip, container or materials must be applied for 21 days in advance. Pavement scaffolding for gutter or chimney work needs a licence with a lead time of 8 to 10 weeks and at least 1.2m of clear pavement. An empty house can be worked in fewer, longer phases.

• Smoke, heat and carbon monoxide alarms fitted to current rules on every storey
• Part L insulation where outside walls, floors or roofs are renovated
• Panelled doors eased and rehung, skirtings and architraves pieced in to match

VOA Council Tax stock of properties, March 2025, for Wembley North, Wembley West, Wembley East and Wembley Park. Counts rounded by the VOA.

Next steps that tend to follow house refurbishment in Wembley: home renovation in Wembley, house refurbishment across Brent, a building contractor for a whole-house refurbishment, which parts of a house refurbishment building control inspects, house refurbishment anywhere in London and Signs You Need to Rewire.

The GS Renovation Difference in Wembley

We run a house refurbishment as one programme with a fixed order of trades, so each room is opened, serviced, plastered and finished once. The scope is set after we open up floors and test the services, not guessed from the surface. A registered electrician certifies the rewire and an engineer on the Gas Safe Register does the gas work. The founder, Abdelaaziz Saaid, brings more than three decades of hands-on building work to older fabric such as lime plaster and sash windows, and you receive a written quotation after a site visit.

• Our own trades on site rather than a chain of subcontractors
• Radiators, sockets and switches positioned at first fix, never after decorating
• First fix cabling on each floor inspected by the electrician before the walls are closed

Reviewed jobs near Wembley

1 MyBuilder review from Wembley, with each customer's own job title:

• Install new worktop, Wembley, 10 Jul 2024 (5 out of 5)

Read all 31 on our reviews page.

Checked by Abdelaaziz Saaid, founder and director of GS Renovation Ltd (Companies House no. 14611254).