New Flat Roof in Kensington and Chelsea

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Average Flat roof cost in Kensington and Chelsea

In Kensington and Chelsea, a typical job costs about £3,250, with prices from around £1,000 for small jobs to £5,000 for bigger ones.

Typical flat roof prices in Kensington and Chelsea

Avg. price low

Avg. price low
£1,000

Avg. price

Avg. price
£3,250

Avg. price high

Avg. price high
£5,000

£5100

£3825

£2550

£1275

£0

Based on the price ranges set by 13 tradespeople who cover Kensington and Chelsea (the middle values of their lowest and highest prices per job). Your price depends on the size of the job, access and materials.
Time frame: 3-8 days
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Kensington and Chelsea

The Royal Borough of Kensington and Chelsea is an inner London borough of Royal borough status, towards the west of the centre. The borough was created in 1965 from the former boroughs of Kensington and Chelsea. Kensington's Royal Borough status was inherited by the new borough. It covers an area of 4.68 square miles. As the smallest borough in London and also the second smallest district in England, this urban area is amongst the most densely populated in the UK.

Based on estimates in the middle of 2014, the borough has a permanent population of about 156190 inhabitants.

The borough is immediately to the west of the City of Westminster and to the east of the London Borough of Hammersmith and Fulham. It consists of significant museums and universities in Albertopolis, department stores including Harrods, Peter Jones and Harvey Nichols, and embassies in Belgravia, Knightsbridge and Kensington Gardens. It's home to the Notting Hill Carnival, Europe's largest. It contains many of the most highly-priced residential districts in London and even in the world, along with districts with higher levels of social housing and poverty. The local authority is Kensington and Chelsea London Borough Council. The borough's motto is Quam Bonum in Unum Habitare, which is usually roughly translated as 'How good to dwell in unity'.

Latest Flat roof completed projects

  • Completed Flat roofproject picture by Primoplastics and Roofing
  • Completed Flat roofproject picture by Adequate roof care limited
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    Rated flat roof pros covering Kensington and Chelsea

    32 rated pros are based within 25 miles of Kensington and Chelsea. Pros with a recent written review are shown first, nearest and best rated first.

    Primoplastics and Roofing

    101 review(s)
    Based in Kent, BR8 · 7 miles away

    Fully liability insurance provided we are a family run business that aim to please ,we have been roofing and fitting UPVC and guttering for well over twenty years all work is fully guaranteed and no payment or deposit is taken untill work is complet...

    Latest review

    Faridoon H., RM7
    June 2022
    5

    Flat roof in Romford

    I was pleased with the quality of work.

    Mark Dean t/a Everlast Roofing

    89 review(s)
    Based in Chessington, KT9 · 23 miles away

    Everlast Roofing are a trusted, professional family company with over 22 years experience in the trade. We focus on providing all types of roofing repairs and maintenance to the highest finish, and with a quality that is made to last. We are based...

    Latest review

    Graham C., GU16
    May 2026
    5

    Flat roof in Camberley

    Professional , hard working, friendly & reliable . Great job at a good price.

    William Hibbs T/A Hibbsway

    7 review(s)
    Based in Langley, SL3 · 32 miles away

    Hibbsway Roofing Services is a well established family business with over 25 years experience in the roofing and property maintenance trade. At Hibbsway Roofing Services we offer a wide range of services to your property, from small roofing repai...

    Latest review

    Wayne D., SO21
    November 2020
    5

    Flat roof in Winchester

    Quick and efficient service

    Rooftop Roofing Ltd

    47 review(s)
    Based in Weybridge, KT13 · 29 miles away

    Based in Wokingham, we are available across Berkshire,Buckinghamshire, and further afield. Rooftop Roofing are an experienced team of roofers who can help with all of your needs, whether it be a new roof, a refurbishment, moss removal or guttering. ...

    Latest review

    Lynne N., GU47
    February 2021
    3

    Flat roof in Sandhurst

    Rang very quickly, pleasant on the phone, arranged to meet and then did not show up and no contact since.

    Adequate roof care limited

    1 review(s)
    Based in Windsor, SL4 · 35 miles away

    Welcome to Adequate Roof Care Ltd, your trusted choice for exceptional roofing services in Windsor, High Wycombe, Reading and surrounding areas. Founded in 2020, we have established ourselves as the region’s most reliable roofing service provider. ...

    Latest review

    David H., TW3
    December 2024
    5

    Flat roof in Hounslow

    Very professional. They did a great job and completed the work on time. Would definitely recommend them.

    Keystone Roofing & Building LTD

    128 review(s)
    Based in London, N3 · 18 miles away

    About Keystone Roofing & Building Ltd At Keystone Roofing & Building Limited, we are a proud family-run roofing and building company committed to delivering outstanding workmanship, honest advice, and exceptional customer service. With over 25 ye...

    Latest review

    Julie C., UB6
    December 2018
    4

    Flat roof in Greenford

    Very friendly, but a bit pricey.

    Recent flat roof enquiries in Kensington and Chelsea

    9 enquiries from Kensington and Chelsea in the last 12 months, the latest on 13 October 2026.

    13 Oct

    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

    When: no date

    Post a similar request >

    22 Sep

    Flat roof

    London - SW18

    Enquiry from: Imogen Y

    Start Date: Immediate

    Full roof replacement including adding insulation

    Post a similar request >

    18 Aug

    Flat roof

    London - SW5

    Enquiry from: Khalid A

    Start Date: Immediate

    Had a new fibreglass roof done ot turned a complete bogupgob has to be redoneor a suggestion what can be done

    Post a similar request >

    23 Jun

    Flat roof

    London - SW1W

    Enquiry from: Sam B

    Start Date: Immediate

    Clean the roof and remove all dust and rubbish. Prepare the surface for waterproofing. Apply the first coat of bitumen to the entire rooftop. Apply silicone sealant to corners and any areas requiring

    Post a similar request >

    25 Apr

    Flat roof

    London - W14

    Enquiry from: LEAH S

    Start Date: Immediate

    SMALL BALCONY 5 - 6 SQ. METRES. NEEDS RESEALING AND PREPARATION FOR NEW TILES

    Post a similar request >

    15 Apr

    Flat roof

    London - SW5

    Enquiry from: Khalid A

    Start Date: Immediate

    Flat ash felt roof with two skylights to be replaced with either fibreglass or rubber not ashfelt

    Post a similar request >

    13 Apr

    Flat roof

    London - W10

    Enquiry from: A H

    Start Date: Immediate

    Replace 2 existing flat roofs and wooden floor coverings with new options 2 x 5 metres x 2 metres

    Post a similar request >

    16 Mar

    Flat roof

    London - W9

    Enquiry from: Lul M

    Start Date: Immediate

    Flat roof has currently a membrane. need to top up with ply and new membrane

    Post a similar request >

    31 Jul

    Flat roof

    London - W12

    Enquiry from: Vincent H

    Start Date: Immediate

    House requires a complete re-roof. the property consists of three separate buildings with flat roofs of approximately 20 m², 20 m² and 40 m². these roofs sit atop ground-floor or first-floor flats

    Property: terrace · Built: 1900-30 · Height: 1st floor

    Post a similar request >

    16 Apr

    Flat roof

    London - SW9

    Enquiry from: Nicholas N

    Start Date: Immediate

    Re-roofing two garages at the rear of this property. The current roof is corrugated asbestos and the timber joints will have to be renewed along with a new corrugated roof covering (part opaque and pa

    Post a similar request >

    19 Nov

    Flat roof

    London - SW18

    Enquiry from: Thomas G

    Start Date: Immediate

    Felt under tiles needs replacing as we can see some daylight coming through in loft crawl space

    Post a similar request >

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    Average

    Excellent and very professional

    Excellent and very professional

    Garage repair and re felt. All empl ...

    Garage repair and re felt. All employees were very courteous. Kept the work area tidy explained all aspects of progress. Good timekeeping, completed original within timescale and budget. Additional wo ...

    I am extremely satisfied with the w ...

    I am extremely satisfied with the work…Flat roof replacement from felt to fibreglass I am extremely satisfied with the work that has been carried out and would recommend without reservations

    FAQs

    what is the average cost to replace a flat roof?

    What Is The Average Cost To Replace A Flat Roof?

    Are you interested in knowing how much it costs to replace a flat roof? Here, you’ll discover a price breakdown for replacing flat roof. This includes a number of price determining factors such as materials costs as well as cost of labour and cost per square metre. All these enables you to make easy calculations so that you can determine a flat roof replacement estimate for your own project.

    The type of flat roof that is the most common type is the garage roof and for the replacement of a single garage roof, the cost will fall between the range of £700 to £1000. Meanwhile for a double garage, you should expect a price increase of about 40 percent to 50 percent. The main price determinant that’s affecting the price of a new flat roof is the material incorporated in making it. For instance, lead or fibreglass are much more expensive when compared to felt roofs.

    Generally, the cost of a flat roof replacement will fall within the range of £700 to £1300 varying largely due to the type of materials to be used by the roofer, the roof’s size as well as whether or not scaffolding would be used. Multiple flat roof applications also comes with different costs which includes:

    • Felt roof ( £40 to £60 per square metre).

    • Fibreglass roof ( £70to £90 per square metre ).

    • Rubber roof ( £80 to £85 per square metre ).

    • Lead bay roof ( £90 to £105 per square metre ).

    • Fibreglass bay roof ( £40 to £60 per square metre ).

    Several professional roofers work in pairs and to hire them you’re likely to be charged between £200 to £300 per day. The project can be completed with just a day’s work, but the installer should be back to make sure there are no leaks.

    How long should a flat roof last?

    It depends on the material you use, but if your flat roof is installed correctly it should last for at least 10 years, and at least 20 if a material other than felt is used. Always question a roofing company when they quote to find out what materials they use and what guarantee's they offer.

    how much to replace a flat roof?

    How Much To Replace A Flat Roof

    There’s no straight answer to this question. However, the average cost lies within the range of £1000 to £5000. This range may look too wide but the price is greatly influenced by a number of factors which is capable of making the price increase or decrease. Some of the factors affecting the cost of flat roof coverings and replacement include: the type of flat roofing system and materials you want, the area size of the flat roof in M2, the project’s location, the roofing company to be used, the ease at which to reach the roof, cost of removing the old flat roof as well as cost of removing the other waste.

    Although there are many factors to be put into consideration but the most crucial factor is the size of the house or the area size of the flat roof in M2. for instance, a one bedroom apartment’s flat roof will have a price between £1500 to £3000. This is, however, with the assumption that the flat roof is going to be used as the main roof of the house. But if you’re only using it for a section of the house like your garage, the price could range between £700 to £1000

    There four commonly used types of flat roof materials which includes fibreglass, felt, rubber and lead. If you need a felt roof, for example, the price is between £40 to £70 per m2. And in the same tone, a metal roof will generally cost more than a a flat roof made from rubber.

    Another important factor we’ll discuss is the labour or the roofing company to be used. Different roofing companies will charge different prices. As a result, you should carefully compare the prices of the companies in order to get a great deal.

    how to replace a flat roof?

    How To Replace A Flat Roof

    Is it high time you replaced your flat roof with a new one? If it’s time, then you probably shouldn’t waste another minute! Flat roofs come with multiple upsides and happens to be a lot more affordable than many other options (especially for starters). Not only do they add to your home’s curb appeal and requires a relatively low labour costs as there are minimal risks involved, but they’re also more accessible for maintenance purposes and aren’t as exposed to damage as a pitched roof. However, we’re not here to discuss the various benefits of installing a flat roof, but rather tell you how to install one. If you lack proper training and experience, we’d recommend you hire a trustworthy professional that can guarantee the best results.

    • Wipe the entire roof system clean.

    • Detach and replace rotted roof sheathings.

    • Detach and replace rotted fascia

    • Hire a qualified air conditioning professional to disconnect the existing AC units.

    • Introduce new aluminium air conditioning stands and secure against the deck.

    • Let you qualified air conditioning professional reconnect the existing AC units.

    • Put in place the new air conditioning quick disconnects.

    • Attach EPS fanfold insulation in such a way to cover the surface of the entire roof and secure it firmly in place.

    • Attach the tie-in roof materials where necessary.

    • Attach roofing membrane to cover the entire area of the roofing.

    • Attach membrane to the entire roof’s perimeter.

    • Attach new perimeter flashings (fascia bar, fascia cap and drip edge), secured on the centre at 6. Make use of a good sealant to secure the fascia bar or fascia cap’s top flange.

    • Attach boots on plumbing seal and stacks.

    • Identify the existing vent stacks and seal, and put curbs

    • Put safety walk pad network from the access point of the roof to the air conditioning units.

    • Attach rooftop signs for roof traffic personnel

    • Tidy up and clear out the debris

    Flat roof

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    Customer Reviews

    Overall rating:


    Kensington and Chelsea Flat roof pros are rated 4.3 out of 5 on average: 72 rated pros, 726 reviews, of 284 pros covering the area.
    The LeadsDoWork rating and review is an overall rating based on verified reviews and feedback from the customers with Flat roof projects that have been connected with Flat roof pros to help them. All Flat roof contractors All Kensington and Chelsea Flat roof contractors

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