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New roof installation in Greenwich

Roof Replacement in Greenwich, London

Pitched roofs, flat roofs, tile and slate finishes: Lian Construction replaces London roofs for homes and commercial buildings, with insulation upgrades and roof details specified to protect the property long term.

Greenwich overview

Roof Replacement in Greenwich

A large stock of Victorian and Edwardian houses with essentially no dedicated roofing competitor coverage. Greenwich falls well within the South East London ground Lian Construction covers on a regular basis. For roof replacement projects in Greenwich, that local knowledge means fewer surprises once work is on site and a team that already understands the borough's typical property stock.

Greenwich has a large stock of Victorian and Edwardian houses, much of it terraced or semi-detached, built in the decades either side of 1900 as London's suburbs expanded along the riverside and rail lines. As with similar housing across inner and near-inner London boroughs, roofs on these properties are typically slate or clay tile, often with parapet walls, valley gutters, and multiple original chimney stacks. Many houses will have had partial re-roofing, loft conversions, or rear extensions at some point over the past century, which means roof coverings and detailing are frequently mixed ages even on a single property. Bay windows with their own small roofs, and shared or party-wall guttering between terraced neighbours, are common features that need particular care during repair work. Given the age of this housing stock, issues such as slipped or missing tiles, ageing lead flashing around chimneys, and worn valley gutters are the kind of thing homeowners in Greenwich are likely to encounter periodically, rather than one-off problems. Property condition varies a good deal street by street depending on maintenance history, so what one house needs can differ significantly from its neighbour.

With a large stock of Victorian and Edwardian houses and essentially no dedicated roofing competitor coverage in the area, homeowners and landlords in Greenwich are often left choosing between general builders who treat roofing as a sideline, or firms based further afield who may not prioritise smaller local jobs. This gap tends to show up most clearly with urgent repairs, where a slipped tile or a leak after a storm needs someone who can attend quickly rather than fit the job in around larger contracts elsewhere. It also affects planning and quoting for larger work such as full re-roofs or chimney repairs, where a lack of specialist local knowledge can mean longer lead times or less accurate initial assessments. For landlords managing older rental stock, this matters because roof issues left unresolved tend to escalate into damp and interior damage, which is more disruptive and costly to fix than catching problems early. Homeowners undertaking wider refurbishment work, such as loft conversions or extensions, may also find it harder to coordinate roofing specifically as part of a bigger project if there isn't a contractor locally who covers that trade in depth. In practice, this means demand for reliable, responsive roofing and refurbishment work in Greenwich likely outstrips the readily available supply.

Given the concentration of Victorian and Edwardian houses in Greenwich, conservation area and, in some cases, listed building considerations are worth checking before starting roofing or exterior refurbishment work. As in many outer and inner London boroughs with older housing stock, parts of Greenwich may fall within conservation areas, where changes visible from the street, such as replacing roof coverings with a different material, altering rooflines, or adding roof windows to a front elevation, can require planning permission even where similar work elsewhere would be permitted development. Chimney stacks and original architectural detailing are often specifically protected in these areas. It's worth checking with the local planning department or a surveyor early on, since retrospective permission is harder to secure than getting it sorted before work starts. This doesn't apply to every property, and plenty of routine repairs and like-for-like replacements fall outside these controls, but it's a sensible thing to verify given the age of the housing stock.

Typical roof replacement prices in London
ItemTypical range
Pitched roof, concrete tile£120–£220/sqm
Pitched roof, natural slate£180–£320/sqm
Flat roof, EPDM rubber membrane£80–£120/sqm
Typical semi-detached re-roof (45–60 sqm)£5,400–£13,200
Lead flashing repair/renewal, per chimney junction£350–£800

General London market guidance, not a fixed quote — actual pricing depends on a site survey. Full breakdown: cost guide.

How a roof replacement project runs from scaffold to sign-off

Most roof replacements follow a fairly consistent sequence once the scope is agreed. Scaffolding goes up first, usually taking a day or two depending on the building's shape, followed by removal of the existing covering, which is when the roof structure becomes visible for the first time. We strip back to the rafters or joists, inspect the timber, and address any decay or undersized sections before anything new goes on, since building over hidden problems just stores up trouble. New underlay, battens and insulation follow, then the covering itself, whether that's tiling, slating or a flat roof membrane, along with new flashings around chimneys, party walls and roof-to-wall junctions where most leaks originate. Guttering, fascias and soffits are often renewed at the same stage since scaffolding is already up and access won't be this easy again for years. Weather is the main variable affecting programme, since coverings generally shouldn't go on in heavy rain or high wind, so we sequence work to keep the building weathertight at the end of each working day, using temporary tarpaulins if a section is left open overnight. On occupied properties we plan around this so rooms below stay usable, and scaffolding comes down once the roof has been signed off and any snagging cleared.

Roof replacement on London's older housing stock: conservation areas, party walls and planning rules

A large share of London's housing predates 1930, and that brings specific considerations into a roof replacement that don't apply to newer stock. Many boroughs have conservation areas or Article 4 directions covering entire streets of Victorian and Edwardian terraces, which can remove permitted development rights and require planning permission for changes to roof materials, roofline or the addition of rooflights that would otherwise be allowed. Listed buildings need listed building consent for roof works even where the change looks minor, and councils will often expect like-for-like materials, natural slate rather than a concrete substitute, for example. Where a roof replacement involves work on or near a shared party wall, such as a terrace's parapet, valley gutter or chimney stack shared with next door, the Party Wall etc. Act 1996 may apply, and we flag this early so notices can go out to neighbours before work starts. Ex-council low-rise and maisonette blocks built from the 1950s to 1980s often have flat roofs originally built with limited insulation and sometimes asbestos-containing materials, which need identifying and handling correctly rather than just stripped and skipped. Solid-wall Victorian properties without a cavity are also more prone to damp tracking down from a failed roof detail, so we check flashings and parapet gutters are detailed properly to keep water away from the brickwork below.

Pitched roof, flat roof, tile and slate replacement
Roof surveys and clear replacement scopes
Insulation and ventilation considered during replacement
Regular coverage of Greenwich and the wider South East London area

Signs to look for

Do you need roof replacement in Greenwich?

  • Tiles or slates are visibly slipped, cracked or missing after storms, or you keep finding them in the garden or on the pavement.
  • Daylight is visible through the roof timbers when you go up into the loft, particularly around ridges, valleys or chimney junctions.
  • Damp patches or brown staining are spreading across bedroom or loft ceilings, especially worsening after periods of heavy rain.
  • The roofline sags or dips visibly when viewed from the street, suggesting the rafters or roof trusses have weakened.

How the work is handled in Greenwich

  1. Step 1Survey the existing roof
  2. Step 2Confirm materials and access
  3. Step 3Remove failed coverings safely
  4. Step 4Install, weatherproof and inspect

Questions

Roof Replacement questions in Greenwich

How quickly can Lian start roof replacement projects in Greenwich?

Greenwich is part of our regular South East London coverage, so once we've surveyed the property we can usually confirm a start date quickly. Send the address and scope and we'll arrange the next step.

Do you cover all of Greenwich?

Yes. Greenwich falls within the area Lian Construction serves across Greater London.

Do I need planning permission to replace my roof in Greenwich?

It depends on the property and whether it sits in a conservation area, and on what you're changing. Straightforward like-for-like re-roofing is often permitted development, but altering the roofline, changing materials, or adding rooflights on a front-facing slope can require permission in conservation areas, which cover parts of Greenwich. We'd always recommend checking with the council or a surveyor before committing to work, since it's much easier to sort out beforehand than after the fact.

Do you replace both pitched and flat roofs?

Yes. We can scope and deliver replacement work for pitched roofs, flat roofs and mixed roof areas.

Can roof insulation be upgraded at the same time?

Yes. Roof replacement is a good time to review insulation, ventilation and energy performance.

How long does a roof replacement usually take?

A straightforward pitched roof replacement on an average terraced or semi-detached property often takes one to two weeks depending on size and access, while flat roofs and more complex roofscapes can take longer. Weather can affect the programme since coverings need to go on in suitable conditions.

Talk to Lian Construction about Greenwich

Send the site address in Greenwich, photos if available, and the roof replacement work you need. We can review the scope and arrange the next step.

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