Flat Roof Replacement
London - SW1P
Enquiry from: Osman O
Start Date: Immediate
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London - SW1P
Enquiry from: Osman O
Start Date: Immediate
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London - NW7
Enquiry from: Marcel S
Start Date: Immediate
Ladder must reach 4.5-6m ! Front and back gutter clean plus rooftiles that can be cleaned with broom from top of ladder
London - SW17
Enquiry from: Anita T
Start Date: Immediate
I need to replace my flat roof
London - SW18
Enquiry from: Ann F
Start Date: 3+ months
I would like a Sedum roof on a wooden shed please. 1.01 x 2.82m with a slight forward slope. thank you
London - NW10
Enquiry from: Mamdouh A
Start Date: Immediate
Full roof replacement
London - NW10
Enquiry from: Anu R
Start Date: Immediate
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London - SW19
Enquiry from: Alan M
Start Date: Immediate
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London - W4
Enquiry from: Fekry A
Start Date: Immediate
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London - SW15
Enquiry from: Saeeda J
Start Date: Immediate
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London - SW16
Enquiry from: Katherine S
Start Date: Immediate
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London - SW12
Enquiry from: Andrew D
Start Date: Immediate
Need to properly assess the chimney for usability and possible repairs required
London - SW18
Enquiry from: Imogen Y
Start Date: Immediate
Full roof replacement including adding insulation
London - SW10
Enquiry from: Karen S
Start Date: Immediate
I need a stack of chimneys repointed . The building had two floors but there is window access to the roof / chimneys
London - SW19
Enquiry from: Viral D
Start Date: Immediate
Manual Moss cleaning of semi detached roof (access to 3 sides) Area of roof in plan circa 100 sq.m
London - W5
Enquiry from: Nicholas V
Start Date: Immediate
Need two tall chimneys to be reduced in height to roof line and closed off as not used plus pointed as appropriate to safety standards
London - SW2
Enquiry from: Sarah T
Start Date: Less than one month
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London - NW4
Enquiry from: Ashok S
Start Date: Immediate
Small roof leaking - Pitched tiled roof
London - SW2
Enquiry from: Sarah T
Start Date: Immediate
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London - SW16
Enquiry from: Lorraine P
Start Date: Immediate
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London - SW16
Enquiry from: Alison N
Start Date: Immediate
The plaster has come off the brick work and is cracked in the houn
How much do Roofers cost? Costs for Roofers in 2026 can be very different depending on the kind of work that you want to have actually performed in your residence. It's the question we get asked a great deal "how much do Roofers charge?". It's often very good to have an idea of how much a Roofer are going to likely charge for their assistance. Prices will most likely fluctuate based on the materials and also the tradesman picked. The table shows the kinds of task that Roofers generally do as well as the standard cost series of these tasks. Some projects take longer to complete than others so costs do fluctuate by task.
View our Roofer cost guide View our Roofer advice| Roofer job | Roofer cost in 2026 |
|---|---|
| Velux windows in Westminster | £492-£1,412 |
| Tile or slate roofing in Westminster | £2,252-£12,716 |
| Flat roof in Westminster | £1,149-£10,715 |
| Commercial roofing in Westminster | £6,206-£31,195 |
| Flat roof repair in Westminster | £377-£2,934 |
| Gutter cleaning in Westminster | £125-£501 |
| Tile roof repairs in Westminster | £277-£3,448 |
| Chimney sweeping in Westminster | £98-£1,124 |
| Roof cleaning in Westminster | £386-£1,340 |
| Sun Tunnel in Westminster | £500-£1,400 |
How Much Does Roof Repair Cost?
With the typical British weather, the roof is always subjected to enough battering every single day. With that type of events, you’d expect to find some chimney pots on the floor or roof tiles to go missing every once in a while. When these minor roof issues occur, a professional roofer is always in hand to easily resolve these problems. However, there are times in which the roof will be in a terrible condition with persistent leaks which is beyond the capacity of a roofer to resolve. In such cases, you may have to consider having the roof replaced as the best choice.
If you’re currently facing some issues with your roof and you need it repaired, then you’d probably want to know just how much it’ll cost to complete the project. In the UK, a roof repair cost can be within the range of £100 to £12,000 based on a number of influencing factors such as where the property is located as well as the size of the property. For instance, if you happen to stay in London where the demand is higher and there’s also the high cost of living, roof repair costs tend to be a bit more costly.
Let’s look at a simple breakdown of some roof repair jobs. These includes the following:
✓ Cost of renovating the roof on a detached four bedroom house using slate ( two story house) will range between £6300 to £12000.
✓ Cost of renovating the roof on a two story semi detached house using slate will range between £5000 to £7400.
✓ Cost of renovating full roof on a two bedroom bungalow using slate will range between £4000 to £5900.
Most material warranties come from the waterproofing layer manufacturers, and can last between 5 and 20 years. If your roofing contractor is on the manufacturer’s installer list, it might cover their work. It’s important that you always read through all the information given to you about your warranty so you know exactly what is included.
How Much Does It Cost To Have Roof Cleaned?
If your roof is dirty, it’s highly recommended that you have it cleaned by a reliable and professional roof cleaning contractor who specializes in cleaning of all types of roofs rather than making it a DIY project or hiring an odd job man who is a jack of all trades. This is due to fact that major mistakes like incorporating inappropriate cleaning agents, pressure as well as wrong cleaning techniques can have a serious negative impact on your home while also putting in mind the several dangers that comes with working at height. However, when hiring a professional roof cleaning person or company, do make sure that the cleaner is fully insured, possesses the relevant training working at height and has the ability to operate access machinery. In other words, when it comes to roof cleaning where safety is the first priority, it shouldn’t always be about the price of the job but the quality of the service you’re going to receive.
There are several variables that determines the cost of cleaning a roof and these includes both the type of the roof in question as well as the size of the house. Let’s take a look!
✓ For a small semi detached or terraced house with a standard front and rear elevation with no side hips, the average cost of cleaning the roof usually starts from £390 and above.
✓ For a semi detached or detached house which is a free standing residential building, the average cost of cleaning the roof usually starts from £490 and above.
✓ For a averaged sized detached house which is a stand alone property, the average cost of cleaning the roof usually starts from £590 and above.
✓ For a large detached house featuring several additional roofs including a porch, double garage and even an extension, the average cost of cleaning the roof usually starts from £790 and above.
Competent Roofer is a scheme that allows professionals to self-certify that their work is in line with Building Regulations. If you don’t use a registered Competent Roofer, you’ll have to pay your local authority to certify the work, so we recommend you use a Competent Roofer to save yourself extra outlay at the end.
Velux windows, or roof windows, are very easy to clean. Regular cleaning helps to keep them looking bright and shiny for years to come. So how should you clean Velux windows?
If you want to clean the air filter, you can remove it and wash it with your normal household cleaners. Velux windows have a cleaning position, so rotate and secure it into this position then remove the filter. You should be able to buy new filters from the manufacturer of your roof window.
To clean the outer pane, there’s no need to lean out of the window and risk falling out. Simply rotate the sash (the opening part) 180 degrees and secure it into position. Then you can clean the pane with a soft, lint-free cloth, sponge or squeegee and clean water. If you live in a hard water area, add some detergent to the water and wipe the window dry when you’re finished. You can also use normal non-abrasive household cleaners.
It’s recommended that you clean the flashing around your roof window at least once a year. You can use a brush to do this. This will allow rainwater to flow freely and stop any leaves from collecting.
If you’re in any doubt about using certain cleaners on your Velux windows, get in touch with the manufacturer who should be able to help. You can also do a patch test on an inconspicuous area if you’re unsure.
A pitched roof is a type of roof that is defined to have a sloping surface that has an angle that is greater than 20 degrees. Pitched roofs offer a more classical appearance. They remain the most communal and effective answer in wet and cold weathers to guarantee all-out protection.
Eaves
In the roof, the lower part of the inclined roof which is prominent outside the external face of the wall. The chief purpose of eaves is to pour the rainwater from the roof straight on the exterior wall. It also provides protection from sunlight. Eaves are sometimes decorated to an architectural beauty.
Gable
The Three-sided higher part of the wall at the end of a ridge roof.
Flashing
A band of impermeable material, typically metal, used to eliminate water from the intersection between a roof covering and another part of the structure. Flashings are provided to stop moisture from inflowing the wall and roof through joints in copings, parapet wall, and other infiltrations through the roof plane.
Hip
The Hip is defined as the exterior angle, which is generally greater than 180 degrees, which is formed at the inclined ridge of the roof slopes.
Ridge
The ridge is defined as the horizontal intersection made by the rising roof surfaces that are inclined in opposite directions.
Purlins
Purlins are the horizontal members which are laid on the principal rafters which help to support the common rafter of a roof. This is usually done when the span is large. Purlins are made from wood or steel. The top surfaces of the purlins intend to be unvarying and plane.
Fascia
This is the wooden board that is fixed to the feet of the common rafter at eaves. The Fascia helps the lowest ends of the roof covering material to rest on it.
Rafter
One of the major structural components of a pitched roof is a rafter. The rafter generally begins for the support of the roof to the ridge or hip. The purlin is supported by equally spaced rafters used side by side.
Commercial roofing simply refers to any roofing work, including installation and repair, that is done to commercial buildings. This might include office roofs, shop roofs or commercial unit roofs. Every building needs a roof to keep out the rain!
Since looks aren’t usually the first priority with commercial buildings, lots of commercial properties have flat roofs. These are often made from felt, EDPM rubber or fibreglass. Felt is the cheapest commercial roofing material, while fibreglass tends to be the most expensive. In felt roofs, roofers use an adhesive to stick roofing felt onto a frame. EDPM rubber roofs have a rubber membrane that is laid down and glued onto the roof and coated with a contact adhesive, while fibreglass uses a cut glass fibre mat that is pressed on before a resin and topcoat are applied.
Not all roofing companies will offer commercial roofing services, because generally the buildings tend to be bigger. Small companies won’t have enough tradespeople to work on a roof without making it very expensive for you. Commercial buildings also tend to need more scaffolding to make it safe for the professionals to work, so some smaller roofing companies won’t offer commercial services. Make sure you check a company’s website or social media if you’re looking for commercial roofing – on the Quotatis Directory, our roofers will show whether they do commercial roofing to make your search easier.
If your existing roof is still in good condition but the membrane is getting old, it’s often not worth exposing the structure to the weather whilst the contractor strips off the old membranes. The contractor will leave them in place to act as a base layer for a new roofing system. As long as there are no other problems with your roof, then overlaying is a good way to replace your flat roof.If you have any more questions about flat roofing that aren’t listed here, fill out our form to ask a contractor.
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