Expert Trade Answers
"This depends one on the size of the roof . Two on other aspects like detail what material you chose etc . The major issue with asbestos is the disposal but allow 1500 for the average house to dispose of the asbestos slate . Although you can take them bit by bit to the recyling center as a local resident ."
Answered on 11th Mar 2026 - Member since Jul 2023 -
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"The cost of replacing an asbestos roof depends on the size of the roof, the type and condition of the asbestos sheets, ease of access, and the cost of licensed disposal. As a general guide, replacing an asbestos garage roof with a new modern roofing system typically costs between £2,000 and £5,000, although larger buildings or more complex projects may cost more.
Before any work begins, it's important to establish whether the roof contains asbestos cement sheets or another asbestos-containing material, as disposal requirements differ. Asbestos should never be broken up or disposed of with normal building waste, as it must be handled safely and taken to an authorised disposal facility in accordance with current regulations.
Once the existing roof has been safely removed, the supporting timbers should be inspected for signs of deterioration before the new roof is installed. Modern replacement options include corrugated steel sheets, insulated composite panels, fibre cement sheets or high-performance flat roofing systems, depending on the type of building and your budget.
My advice is always to use an experienced contractor who understands the correct procedures for asbestos removal and disposal. A properly completed replacement will provide a safer, longer-lasting roof while improving the appearance and value of the property."
Answered on 22nd Jul 2026 - Member since Jul 2026 -
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"It can cost significantly more to replace a asbestos roof as the roofer has to be qualified in working with asbestos"
Answered on 4th Apr 2026 - Member since Jun 2025 -
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"Can do a garage roof for £2500 with a permit to get rid of the asbestos."
Answered on 18th Apr 2026 - Member since Apr 2026 -
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"The cost varies on every project, asbestos condition, broken/cracked/fully intact,
quantity of asbestos , roof size, which new roof covering you are going for, also access has an impact on cost. So the Prices is bespoke to each individual project."
Answered on 18th Mar 2026 - Member since Mar 2026 -
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"Its depends on measurements sir, if your roof is 24-28 sq meters the roughly quotation is 3400-3700£"
Answered on 11th Mar 2026 - Member since Jan 2026 -
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"Hi David
Depends how big the Roof is obviously getting rid of asbestos is difficult so that could be costly depending what system you want to go with on the roof depends on costs"
Answered on 11th Mar 2026 - Member since Oct 2022 -
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"Typical total cost (removal + new roof):
Roof type
Estimated total
Small shed
£800 – £2,000
Single garage
£1,750 – £4,500
Double garage
£3,500 – £7,000+
Large house roof
£7,000 – £20,000+
Prices can be higher in London due to labour and disposal costs"
Answered on 11th Mar 2026 - Member since Feb 2026 -
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"💷 Average cost (UK 2026)
For removing an asbestos garage roof and replacing it with a new “normal” roof:
• Single garage: £2,200 – £3,200
• Double garage: £3,400 – £4,800 
👉 Most people end up somewhere around £2k–£4k all in.
⸻
🔨 What that price actually includes
A proper job should cover:
• Safe removal of asbestos sheets
• Licensed disposal (hazardous waste)
• New roof (felt, rubber, or metal sheets)
• Labour + fixings
Typical breakdown:
• Removal & disposal: £500 – £1,000
• New roof materials: £800 – £2,000
• Labour: £200 – £600 "
Answered on 10th Apr 2026 - Member since Mar 2025 -
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"Anything from £2000/£10000 depends on the size and if its blue fibre asbestos"
Answered on 12th Mar 2026 - Member since Mar 2026 -
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