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Asbestos garage roof questions

43 short answers on cost, testing, removal, disposal, new roofs and solar.

Is my garage roof asbestos?

You cannot tell by looking. Corrugated cement sheeting on a garage built before 2000 is normally treated as asbestos, and a small sample analysed by a laboratory is the only certain way to know.

How much does asbestos garage roof removal cost in Manchester?

UK firms commonly quote in the region of £600 to £1,000 for removing a single garage roof, and £2,000 to £3,500 for removal plus a new roof. Final prices depend on size, access and condition. See the cost guide.

Can you replace the roof as well as remove the old one?

Yes. Removal and a new roof are normally done as one job, which is quicker and avoids leaving the garage open to the weather.

Can solar panels go on my new garage roof?

Yes, once the asbestos roof has gone. Panels are never fixed to asbestos cement. Tell us you are interested in solar and the new roof can be planned for it.

Which areas do you cover?

Manchester, Salford, Bolton, Bury, Stockport, Oldham, Wigan, Rochdale and Trafford, with their surrounding towns.

Can I remove the roof myself?

A householder is not covered by the main regulations, but HSE advises against it, and most Greater Manchester household tips refuse asbestos. Most owners hire a contractor.

How long does a garage roof job take?

A single garage is usually a day or two on site once the work is booked and the roof confirmed.

What do I need to send for a quote?

Your name, phone number, postcode and a few photos of the garage and its roof from the ground. Please do not climb on or touch the roof.

Why is there such a gap between quotes?

Quotes differ in what they include: scaffold, waste paperwork, repairs, gutters. Compare the lists, not just the totals.

Is it cheaper to take the roof off myself?

Rarely once disposal is counted. Most household tips do not accept asbestos, and the risks are real. See our DIY guide.

Are solar panels included in these prices?

No. Solar is a separate quote from an installer. See the solar page for typical ranges.

Do prices change with the season?

Slightly. Summer is busier, and winter weather can delay work, but a good contractor will give you a firm price either way.

Is a grey corrugated garage roof always asbestos?

No, but a grey cement-looking sheet from before 2000 is treated as asbestos until proven otherwise.

My roof is mossy. Does that mean it is asbestos?

No. Moss grows on many roof coverings, but on old cement sheets it hides cracks. Do not scrub it off.

Can I tell by tapping the sheet?

No, and tapping risks damage. Use photos and a lab test.

What if I am about to sell the house?

Buyers' surveyors often flag old cement sheets. A test certificate, and ideally a quote for replacement, makes the sale easier.

Which is cheapest?

Bitumen corrugated sheeting is usually cheapest to buy, steel box profile is the best balance of cost and life, and EPDM or GRP costs most.

Which is best for solar panels?

Steel box profile with proper rails, or a flat roof system with a ballasted frame, are both common. Tell your installer before choosing.

Will a new roof need insulation?

Only if the garage is used as a workshop or living space. For ordinary storage a backed sheet that stops condensation is usually enough.

Can I just put the sheets in a skip?

Only if the skip is licensed for asbestos waste. An ordinary skip is not, and putting asbestos in one is an offence.

Does my home insurance cover DIY removal accidents?

Many policies exclude work you are not qualified to do. Check your wording before starting.

Will the council collect it?

Some councils offer a paid collection service for small amounts of asbestos from households. Check yours.

Is a garage roof strong enough for solar panels?

A new steel roof on sound timbers normally is, but an installer should check rafter size and fixings.

How many panels fit on a single garage?

Often between four and ten, depending on roof size and panel size.

Does solar change my home insurance?

Tell your insurer, as panels may change the cover needed. Most insurers are happy with a properly installed system.

Can I add solar later?

Yes, if the new roof is built with panels in mind. Tell the roofer now so the fixings and timbers are right.

Do I need to stay at home?

Not for the whole day, but someone should be reachable for access and for signing off the work.

Will there be dust?

A careful crew works to keep dust to a minimum by wetting sheets and avoiding breakage. Keep windows closed and pets inside.

What if it rains?

Removal usually stops in heavy rain or high wind because it is unsafe. The date moves.

Who cleans up?

The contractor. Ask for a final look around before they leave.

Can I take a small amount to my local tip?

Most Greater Manchester household sites will refuse it. Ask your council about a paid household collection instead.

How can I check a waste carrier?

Ask for their registration number and check it on the Environment Agency's public register.

What happens to the sheets?

They are buried in a licensed cell at a landfill, not recycled.

Do I have to tell a buyer about asbestos?

Yes if you know. Answer the property information questions honestly and ask your solicitor how to word it.

Will an asbestos garage roof affect the price?

Often by roughly the cost of replacement, sometimes less. A sound roof matters less than a damaged one.

Can I sell with a quote instead of doing the work?

Often yes. A written quote reassures buyers and allows a fair price adjustment.

How long does a sealing coat last?

Depending on the product and the roof condition, several years to a decade. It needs inspecting.

Is it legal to paint an asbestos roof myself?

There is no law against it for a householder, but cleaning the roof first releases fibres, so it is not advised.

Will a coated roof pass a survey?

It can, but the surveyor will still note the asbestos.

Is a cracked asbestos roof dangerous?

A crack alone is a lower risk than a broken piece falling or being disturbed, but it is a reason to act.

Can I patch a leak with sealant?

It may hold for a while. It is not a long-term fix and should not involve drilling or scraping.

Will insurance pay?

Sometimes for storm damage, rarely for age and wear. Read the policy.

How urgent is it?

Active leaks and loose sheets are urgent. Say so in your enquiry.

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