AJ Roofing Contractors Ltd
Based in Derby, DE65 · 7 miles awayLatest review
Kerry G., DE72
February 2026
Flat roof in Derby
Rude, bullying, harrassing and intimidating
Have you got a flat roof top that would need repairing in Derby or perhaps you are thinking about converting your existing roof into a flat design. Irrespective of your needs, make sure you use our simple and fast quotation service to get the best prices for the work you would like.
Pitched roofs have always been frequently seen throughout the country, but now it seems the flat roof is growing in level of popularity. There are some significant reasons for this also, along with the simple fact they're cheaper to have built and are much better for energy efficiency, costing you less on energy costs.
What's more, the flat roof is good for being resistant to the flippant weather conditions the UK is known for. The style of roofing can be combined with nearly just about any material too, dependant upon your needs and current property.
If a flat roof seems like something you might benefit from, why not review quotations using our quick and simple online service. We'll match your information with reliable roof companies in Derby who will visit your property and offer a totally free quote for the work.
The work itself usually takes several weeks to carry out, all depending on the size of your house. Needless to say, if it's a repair job this may take even less time.
In Derby, a typical job costs about £2,150, with prices from around £1,500 for small jobs to £2,500 for bigger ones.
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Derby is a large city in the East Midlands, possessing a population of 250,000. It is developed around the River Derwent and there are plenty of roots going back to the Roman, Saxon and Viking times. This has provided a cultural diversity across the city and it's more important than ever before to keep up with the changing times and enhance your household. No matter the work needed, ensure that you talk to professionals and obtain the best price from a respected company.
14 rated pros are based within 25 miles of Derby. Pros with a recent written review are shown first, nearest and best rated first.
Rude, bullying, harrassing and intimidating
Hi, my name is danny and my company is DB Fascias & Property Maintenance ltd We are a well established family business and have been in the roofing and building trade for over 20 years. We cover all roofing repairs and new installations. Our spec...
Danny rang to discuss the problem with my garage roof and after I sent him photos he offered a quote to repair it with a...
Hi my name is billy I have been in the trade for 20 years we specialise in customer satisfaction We cover all aspects of roofing New roofs flat roofs upvc rubber Epdm Repointing 10 years guarantee
Quick response, priced competitively, the ability to get it completed in a timely manner. Billy also highlighted several...
How was service includes soffits facias guttering bargeboards downpipes GRP fibreglass flat roof re-roof new tiles roof new slate roof ridging pointing storm damage lead work dry verge system dry ridge system chimney stack repairs repointing V Lux Wi...
Arrived as arranged, got on with the jo. They did a couple of other small jobs with no Extra charge. Then cleaned up aft...
Family run business with lots of experience and friendly staff. We always work to a very high standard and will not take payment until the customer is 100% satisfied
Professional and high quality
Great work. Everything done that was asked. All rubbish cleared away. Really nice guy. Would defo recommend to my friend...
11 enquiries from Derby in the last 12 months, the latest on 26 July 2026.
Derby - DE72
Enquiry from: Dave W
Start Date: Immediate
New flat conservatory roof
Derby - DE21
Enquiry from: Frances H
Start Date: Immediate
Quote on the garage roof
Derby - DE23
Enquiry from: Anuj P
Start Date: Immediate
Garden shed roof leaking
Derby - DE23
Enquiry from: Sukhi Seet S
Start Date: Immediate
Flat roof needs replacing with rubber
Derby - DE21
Enquiry from: Duncan F
Start Date: Immediate
Fibreglass or rubber ? decking finished with tilting fillets three sides 3.2m x 2.4m
Derby - DE21
Enquiry from: Duncan F
Start Date: Immediate
I will be removing polycarbonate sheets on my conservatory flat roof, and replacing with OSB boards size approx 3.6m x 2.4m
Derby - DE73
Enquiry from: Susan R
Start Date: Immediate
Hi, i would like a quote for attached flat garage roof, which has plastic corrugated at the moment,and replace it with something similar. appro measurements are 11ft wide by 21ft long, also replace gu
Derby - DE65
Enquiry from: Brian V
Start Date: Immediate
Garage flat roof needs either repairing or replaced
Derby - DE72
Enquiry from: Alan G
Start Date: Immediate
Need quotes for a new flat roof
Derby - DE72
Enquiry from: Mark G
Start Date: Immediate
Remove felt and fit new roofing. Flat roof xpx 45sq mtrs
Derby - DE72
Enquiry from: Kerry G
Start Date: Immediate
We need a replacement felt roof app*** x 4ft. with beams
Derby - DE73
Enquiry from: Roy B
Start Date: Immediate
New OSBs, rubber membrane, fascia and guttering urgently needed on flat roof of house extension. Roof is not weather-proof due to some of the roofing felt having been removed yesterday.. Please inspec
Derby - DE74
Enquiry from: Simon A
Start Date: Immediate
Need a quote for retiling a roof and replacing fascia’s, soffits and gutters. Also to replace a large glazed section consisting of four glass units. Thanks
Derby - DE73
Enquiry from: Dennis M
Start Date: Immediate
A lead has shifted out of place. I could send you an image of the problem
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Get free, no-obligation local flat roof quotes from 4 verified roofers working in Derby.
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Excellent and very professional
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 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
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.
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 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
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.
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