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High Prime Roofing & Building
Flat Roofing

Flat Roofing

Durable flat roofing solutions for extensions, garages & more.

High Prime Roofing & Building are specialists in flat roofing solutions for properties across Donegal and Northern Ireland. We install, repair, and replace flat roofs on extensions, garages, dormers, and commercial buildings using the latest materials and techniques.

We primarily work with EPDM rubber roofing, which offers superior durability and a lifespan of 50+ years. We also install GRP fibreglass and traditional felt flat roofs depending on your requirements and budget. Every flat roof we install is fully guaranteed.

Proper installation is critical for flat roof performance. Our team ensures correct falls for water drainage, high-quality insulation, and professional finishing at all edges and upstands. We also install lead work and flashings where flat roofs meet walls.

Whether you need a new flat roof on your extension, a replacement for a leaking old roof, or repairs to an existing flat roof, High Prime have the expertise to deliver a long-lasting, watertight solution. Contact us for your free quote today.

What We Offer

EPDM rubber roofing specialists
GRP fibreglass & felt options
50+ year lifespan materials
Proper drainage & insulation
Lead work & flashing included
Full manufacturer guarantee

Get a Free Quote

Contact us today for a free, no-obligation quote on flat roofing.

Request Quote

Our Flat Roofing Work

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Flat Roofing project 2
Flat Roofing project 3
Flat Roofing project 4
Flat Roofing project 5
Flat Roofing project 6
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