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Flat roof systems

Torch-on felt roofing in Barry

Torch-on felt in Barry is a layered roof: an underlay, sometimes an intermediate sheet, and a mineral-faced cap sheet, each heat-bonded to the one below. It is generally the most economical of the main systems and suits garages, extensions and larger roofs on blocks and shops alike.

Roofer torching a slate-grey mineral cap sheet on a commercial flat roof behind edge protectionComputer-generated example image

Barry at a glance

Postcode districts
CF62, CF63
Population
about 54,673 (GeoNames)
Council area
Vale of Glamorgan Council
Building approval
Vale of Glamorgan Council building control, or a registered building control approver
Nearest main town
Cardiff, about 7 miles
Guide price region
Wales (−8% on West Midlands rates)

Why choose torch-on felt roofing in Barry?

Torch-on is a good fit in Barry when the budget matters but quality cannot slip. Modern polyester-reinforced membranes typically last 15 to 25 years, high-performance systems longer, and manufacturer material guarantees are available on many specified systems, registered where the system allows.

In a large town like Barry, flat roofs are commonly found on shops with flat-roofed rear stores below flats or terraced streets with flat-roofed rear kitchens and bathrooms. Wales averages roughly 1,460 mm of rain a year, among the wettest in Britain, so we design for steady run-off: proper falls, clear outlets and upstands well above the finished roof.

How much does a torch-on felt roof cost in Barry?

At Wales guide rates, a typical 18 m² garage roof in torch-on felt comes to £1,400–£2,400 including VAT. The fixed price comes after a free survey for new and replacement roofs.

JobGuide price inc VAT
Single garage (18 m²), torch-on felt£1,400–£2,400
Extension (20 m²), felt, new deck + insulation£2,500–£4,300
Block of flats (150 m²), felt + insulation + scaffold£14,300–£25,000
Single garage (18 m²), EPDM rubber£1,450–£2,600
Extension (20 m²), EPDM, new deck + insulation£2,600–£4,500

Should I choose torch-on felt or a different flat roof system?

Choose torch-on felt when you want a proven, layered system at a sensible price, particularly on larger roofs, blocks of flats and commercial buildings where several layers give useful redundancy. It is a weaker choice where hot works are hard to manage safely.

For: generally lower cost per square metre; two or three layers, so a single defect in one layer need not cause a leak; tough mineral finish; long track record and a British Standard code of practice; repairs can be made with compatible materials.

Against: needs a naked flame unless a cold-applied or self-adhesive alternative is used; shorter typical life than EPDM or GRP; the finish is functional rather than decorative; more laps to detail than a single sheet.

On small domestic roofs near timber, EPDM avoids the torch entirely. GRP gives a harder, neater surface. For an overlay, a liquid-applied system is often simpler. Large commercial roofs may suit single-ply, and older buildings may suit mastic asphalt. See our comparison guide.

What's included?

  • Two- or three-layer reinforced bitumen membrane with staggered laps
  • Deck inspection with replacement of damaged boards
  • Vapour control layer and warm-roof insulation where needed
  • Mineral-finished cap sheet, upstands, outlets and edge trims

Building regulations in Wales

The Welsh Approved Document L applies. Renovating more than half of a roof over a heated room means upgrading it to around 0.16 W/m²K where feasible, and new extension roofs are built to 0.13 W/m²K. Welsh Government guidance is that most re-roofing needs building control approval, so check whenever more than a quarter of a roof is replaced or repaired. We deal with the application as part of the job. More on the rules.

Which nearby areas do we also cover?

Torch-on felt roofing in Barry: questions

Do you cover Barry?

Yes. Barry is part of our Vale of Glamorgan coverage, including postcode districts CF62, CF63. Surveys and roofs are carried out by vetted roofing teams working under S&K Property Investments and Improvement Ltd.

Who checks building regulations for a flat roof in Barry?

Where the work needs approval it goes to Vale of Glamorgan Council building control, or a registered building control approver. We tell you at the survey whether your job needs it and deal with the paperwork as part of the quote.

How much does a torch-on felt roof cost in Barry?

£1,400–£2,400 for a typical 18 m² garage roof in torch-on felt, at Wales guide rates including VAT. The fixed price comes after a free survey for new and replacement roofs.

Is torch-on felt better than the old felt roofs?

Yes, considerably. Modern torch-on membranes are polymer-modified and polyester-reinforced, laid in bonded layers, and typically last much longer than the older felt systems they replace.

How long does it take to lay a torch-on felt roof?

A garage roof typically takes one to two days and an insulated extension two to three. Larger roofs and blocks are phased over longer, with each area made weathertight before the team leaves.

Other flat roof work in Barry

Torch-on felt roofing in Barry: get a fixed price

Free survey and a written fixed quote for replacement and new roofs. No obligation.

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