GRP Fibreglass Roofs in Streatham

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GRP Fibreglass Flat Roofing in Streatham

Streatham has a broad mix of Victorian and Edwardian houses, interwar semis and large mansion blocks along the High Road and around Streatham Common. Loft conversions are popular here, so dormer roofs, roof windows and lead work feature heavily alongside general tile and slate repairs.

Glass reinforced plastic, known as GRP or fibreglass, combines polyester resin with chopped glass fibres to create a strong, waterproof laminate. It was first widely used for boats because it is flexible and does not corrode, and it is now one of the most popular flat roofing systems.

A typical GRP roof we install has an 18mm OSB3 deck, a single-ply fibreglass laminate, GRP edge trims and a durable topcoat. The result is a lightweight, seamless roof that handles temperature extremes well and can last for over 20 years.

Most GRP roofs are finished in grey, but other topcoat colours are available if you want the roof to match your property. For a free GRP roofing quote in Streatham, call 07467 757 367.

GRP fibreglass roofs in Streatham
Recommended roofer in Streatham

Where We Fit GRP Roofs in Streatham

Balconies and Roof Terraces

With the right deck and topcoat, GRP can create a hard-wearing waterproof surface for balconies and terraces.

Garages and Outbuildings

Replace tired felt on garages, sheds and outbuildings with a GRP roof that needs very little maintenance.

Dormer Roofs

GRP is lightweight and easy to form around upstands, making it well suited to dormer roofs on loft conversions.

Flat Roof Replacement

We strip old felt or failed coverings, renew the deck where needed and lay a new GRP roof.

Porches and Bay Roofs

Small flat roofs over porches and bay windows can be finished in GRP with matching edge trims.

Extension Roofs

Kitchen, rear and side extensions with flat roofs are ideal for GRP, giving a neat, seamless finish.

Why Streatham Properties Need the Right GRP Fibreglass Roofs

So many Streatham homes have had a loft conversion or a back extension that we see a steady stream of flat roofs needing attention. Small flat roofs on dormers, kitchen extensions and garages are exactly where a GRP fibreglass system works well.

We lay a single-ply GRP laminate over an 18mm OSB3 deck, then fit GRP edge trims and finish it with a topcoat. The result is seamless, so there are no joints for water to find, and a well-laid roof can last 20 years or more. Grey is the usual finish, though other colours are available if the roof can be seen from an upstairs window. GRP is also a tidy choice for porches and balconies on Victorian and Edwardian houses. We fit the same system for homeowners in Brixton and Stockwell.

Streatham is roughly 16 miles from our head office in Staines, well within the area our roofers cover every week. Like-for-like roof work does not usually need planning permission, but if your property is listed or in a conservation area it is worth checking with the London Borough of Lambeth before work starts, and we are happy to talk this through with you.

GRP Fibreglass Roofs in Streatham: Your Questions Answered

Is GRP a good choice for the flat roof on my Streatham dormer?

For most dormers, yes. GRP is seamless, light and suits small flat areas well. We lay it over a new 18mm OSB3 deck with proper edge trims and a topcoat, and a well-installed roof can last 20 years or more. Grey is standard, with other colours available.

What colours are available?

Most GRP roofs are finished with a grey topcoat, but other colours are available to suit your property.

How long does a GRP roof last?

A properly installed GRP roof can last for over 20 years and shows very little sign of wear in that time.

Is GRP better than felt for flat roofs in Streatham?

GRP is seamless, so there are no joins for water to get through, and it does not need the regular maintenance that older felt roofs do. It is a popular upgrade when a felt roof fails.

How much does a GRP roof cost?

It depends on the size of the roof, the condition of the deck and access. We will look at the roof and give you a free, no-obligation quote.

What is a GRP fibreglass roof?

GRP stands for glass reinforced plastic. Resin and glass fibre matting are laid over a timber deck to form a single seamless, waterproof layer, finished with edge trims and a topcoat.

Get a GRP Roofing Quote in Streatham

Thinking about replacing a flat roof? Talk to us about GRP fibreglass and get a free, no-obligation quote.

Call 07467 757 367 or email info@highlineroofing.co.uk

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