Garage, extension and dormer roofs replaced or repaired across SK8.
Flat Roofs in Cheadle Hulme
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07403 931 974
Flat roof repairs in Cheadle Hulme, garages first
Walk around almost any 1960s or 70s street in Cheadle Hulme and you'll count flat roofs on garages, side extensions and rear kitchens. Many still have their original felt, or a covering that's been patched several times. When those roofs fail, water usually ends up in the garage, the extension ceiling, or down the wall of the house.
We repair and replace flat roofs using EPDM rubber, GRP fibreglass and torch-on felt. For most garages and extensions, a new EPDM roof on a sound deck is a long-lasting, low-maintenance answer. GRP suits roofs that will be walked on or need a hard finish.
Every flat roof job starts with a free survey and a written quote.
- Available 24/7 for emergencies
- Free, no-obligation quotes
- Rated 4.9 from 350+ Google reviews
- Fully insured, all work guaranteed
Free flat roofs quote in Cheadle Hulme
Call 0800 046 1159 or send us a few details and photos.
Emergency line: 07532 734934
Flat roofing options
EPDM rubber roofs
A single-piece rubber membrane that suits garages and extensions, with few joints for water to find.
GRP fibreglass
A seamless resin and glass finish, good for roofs with balconies, access or awkward shapes.
Torch-on felt
Layered bitumen felt, a durable option where it suits the roof size and use.
Dormer roofs
Flat dormer tops and their edges and flashings renewed without disturbing the main roof.
Flat roofs in SK8
Across Cheadle Hulme, Heald Green and Gatley, the typical problem is a flat-roofed garage or extension added in the 60s, 70s or 80s and now on its second or third covering. The larger older houses tend to have flat roofs over rear extensions or dormers, where the joint with the main house is often the weak spot. Getting the upstands and flashings right matters just as much as the membrane itself.
We fit and repair flat roofs across Cheadle Hulme, Cheadle, Bramhall and Woodford, plus Heaton Moor and Wythenshawe. From our Manchester base it's around 8 miles to Cheadle Hulme, which keeps call-outs straightforward.
How we replace a flat roof
We strip the old covering and inspect the deck. Soft or rotten boards are replaced, because a new membrane on a failing deck won't last. We check the fall so water drains to the gutter rather than pooling, and we can add insulation if the room below is used and feels cold.
Then the new system goes down, with proper upstands where the roof meets walls, new edge trims and a properly dressed outlet. Most garage and extension roofs are done in a day or two, weather permitting.
Flat roof questions from Cheadle Hulme homeowners
How long should a flat garage roof last?
It depends on the material and how well it was laid. Older felt roofs often need attention after a couple of decades, while modern EPDM and GRP systems, installed well on a sound deck, are designed to last considerably longer. The deck underneath and the drainage matter as much as the covering.
Can I just put a new layer over my old felt roof?
Overlaying is sometimes offered, but it hides whatever is going on underneath, including wet or rotten decking. We generally recommend stripping back so the deck can be checked and replaced where needed. It costs a little more up front but avoids paying to fix the same roof again soon.
My extension ceiling has a damp patch near the house wall. Is it the flat roof?
Often the problem is the junction rather than the flat roof itself: the upstand or lead flashing where the flat roof meets the house wall. If that's failed, water runs down behind the covering. We check that detail first, because it's a common and relatively simple fix.
Is EPDM suitable for a roof I want to walk on?
EPDM copes with occasional foot traffic for maintenance, but it isn't designed as a walking surface. For a balcony or a roof with regular access, GRP or a protected system is better. Tell us how you use the roof and we'll recommend the right finish.
Do you replace dormer roofs on loft conversions?
Yes. Many SK8 homes have dormers with flat tops that are now due for replacement. We renew the covering, edge trims and flashings where the dormer meets the main roof. For a brand-new dormer, planning rules can apply, so check with Stockport Council first.
Should the garage roof be insulated when it's replaced?
If the garage is just for storage, insulation may not be worth it. If it's a utility room, gym or home office, or if the flat roof is over a living space, adding insulation during replacement makes sense and may be required under building regulations. We'll discuss what suits your use.
Other roofing services in Cheadle Hulme
Flat roof leaking in Cheadle Hulme?
Call 0800 046 1159 for a free survey and quote on your garage, extension or dormer roof.
Our Mission
Why Choose Us? Local Manchester Roofers
With many years experience in roof installation and repairs, we aim to be best placed for roof work you require.
Our clients benefit from a skilled workforce with a track record of integrity and professionalism and all our roof installation services are of high quality and cost effective.
We’re fully insured with public liability insurance, offering competitive prices and a guarantee. This ensures we remain a highly recommended choice for roofers in the Greater Manchester area.
You can rely on our expertise and professionalism when it comes to quality roof fitting and repairs.

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