Bishopbriggs at a glance
- Postcode districts
- G64
- Population
- about 23,680 (GeoNames)
- Council area
- East Dunbartonshire Council
- Building approval
- East Dunbartonshire Council building standards
- Nearest main town
- Glasgow, about 3 miles
- Guide price region
- Scotland (−5% on West Midlands rates)
When should a flat roof in Bishopbriggs be replaced?
A mineral felt roof laid decades ago may still look intact from the ground in Bishopbriggs, yet have lost its chippings, cracked at the laps and pulled away at the upstands. Those faults let water track under the covering, so by the time a ceiling stain appears, the deck has often been wet for some time.
Bishopbriggs's flat roofs are mostly on 1960s and 1970s link-detached houses with flat-roofed garages and porches, with plenty on low-rise post-war blocks of flats too. Scotland averages roughly 1,570 mm of rain a year, with the west far wetter than the east, so drainage, falls and wind uplift are part of every specification we write.
How much does a flat roof replacement cost in Bishopbriggs?
At Scotland guide rates, a 20 m² extension roof in EPDM with a new deck and insulation comes to £2,650–£4,650 including VAT. The fixed price comes after a free survey for new and replacement roofs.
| Job | Guide price inc VAT |
|---|---|
| Extension (20 m²), EPDM, new deck + insulation | £2,650–£4,650 |
| Single garage (18 m²), torch-on felt | £1,450–£2,500 |
| Extension (20 m²), GRP, new deck + insulation | £2,850–£5,100 |
| Single garage (18 m²), EPDM rubber | £1,500–£2,650 |
Which system should I replace my flat roof with?
The right system depends on the roof's size, shape, use and number of details, so no single material suits every roof. These are the usual starting points:
- EPDM rubber suits simple, rectangular roofs, where one sheet can often cover the area with few or no joins.
- GRP fibreglass suits roofs with many corners, rooflights or edges, and gives a rigid surface for occasional maintenance traffic.
- Torch-on felt is a layered, hard-wearing system that keeps the cost down on larger or plain roofs.
- Liquid-applied systems handle awkward details and can overlay a sound existing surface.
- Single-ply and mastic asphalt are more usual on commercial roofs, blocks and terraces.
We recommend a system at survey and explain why. Our EPDM vs GRP vs felt guide sets out the trade-offs if you want to compare first.
What's included?
- Free survey of the deck, falls, edges and insulation
- Strip-out of the old covering, with waste and skip
- Building standards handled where needed, plus a written workmanship guarantee
- New deck, firrings and warm-roof insulation where needed
Building standards in Scotland
In Scotland the building standards technical handbooks (Section 6 for energy) apply, and the council's building standards service decides whether a building warrant is needed. Like-for-like repairs to a roof covering can be exempt; alterations, structural work and new roofs usually need a warrant before work starts. The domestic roof benchmark is 0.12 W/m²K, applied as far as reasonably practicable on an existing roof. More on the rules.
Which nearby areas do we also cover?
Flat roof replacement in Bishopbriggs: questions
Do you cover Bishopbriggs?
Yes. Bishopbriggs is part of our East Dunbartonshire coverage, including postcode districts G64. Surveys and roofs are carried out by vetted roofing teams working under S&K Property Investments and Improvement Ltd.
Who checks building standards for a flat roof in Bishopbriggs?
Where the work needs approval it goes to East Dunbartonshire Council building standards. 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 flat roof replacement cost in Bishopbriggs?
£2,650–£4,650 for a 20 m² extension roof in EPDM with a new deck and insulation, at Scotland guide rates including VAT. The fixed price comes after a free survey for new and replacement roofs.
Is VAT charged on a flat roof replacement?
Yes, roof replacement is standard-rated at 20%, and an insulated replacement is treated as a single supply. Our guide prices already include VAT.
What guarantees come with a replacement roof?
Every re-roof comes with a written workmanship guarantee, with the length set out in your quote. Manufacturer material guarantees are available on many systems and we register them for you where the system allows; ask about insurance-backed options too.