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Felt Roofing (Torch-On Felt)

  • What it is: A trusted flat roofing system made from multiple layers of high-performance bitumen felt, professionally heat-bonded using the torch-on method to create a strong, fully waterproof seal.

  • Why homeowners choose it:

    • Cost-effective and reliable roofing solution.

    • Fast installation with minimal disruption.

    • Durable, weather-resistant protection against UK conditions.

    • Ideal for both repairs and complete flat roof replacements.

  • Expected lifespan: Around 10–20 years when professionally installed and properly maintained.

  • Best suited for: Garages, extensions, porches, sheds, and properties requiring a dependable like-for-like flat roof replacement.

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EPDM Rubber Roofing Installation

EPDM Rubber Roofing — Long-Lasting Flat Roof Protection

  • What is EPDM roofing?
    A modern single-ply rubber roofing system installed in large seamless sheets, reducing weak points and creating a highly waterproof, flexible roof covering.

  • Why homeowners choose EPDM:

    • Exceptional durability built to handle harsh UK weather.

    • UV-resistant material that won’t crack or become brittle.

    • Minimal joins mean fewer leaks and long-term reliability.

    • Low-maintenance solution that saves money over time.

  • Expected lifespan: 25–50 years when professionally installed.

  • Ideal for: Extensions, garages, dormers, offices, and domestic or commercial flat roofs where long-term performance and peace of mind matter most.

Upgrade to a modern, maintenance-free flat roofing system installed by trusted local specialists.

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GRP Fibreglass Roofing (Glass Reinforced Plastic)

  • What it is: A modern GRP fibreglass roofing system formed by applying a seamless resin and fibreglass laminate over a specially prepared deck, creating a strong, fully bonded waterproof surface.

  • Why homeowners choose GRP fibreglass roofing:

    • Completely waterproof with no joints or weak points.

    • Sleek, smooth finish ideal for modern properties.

    • Highly durable and resistant to cracking or weather damage.

    • Optional non-slip finish — perfect for balconies and terraces.

  • Expected lifespan: Approximately 25–30 years when professionally installed.

  • Best suited for: Extensions, dormer roofs, bay windows, balconies, and visible flat roof areas where appearance and long-term performance are equally important.

     

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Liquid Roofing Systems

  • What it is: A modern cold-applied liquid roofing system that cures to form a seamless, flexible, and fully waterproof protective coating across the entire roof surface.

  • Why homeowners choose liquid roofing:

    • Perfect for complex roof shapes, detailing, and difficult repair areas.

    • Completely seamless finish with no joints or weak points.

    • Can often be applied directly over existing roofing materials, reducing disruption and cost.

    • Fast installation with minimal mess or downtime.

  • Expected lifespan: Approximately 20–25 years when professionally installed and maintained.

  • Best suited for: Roof refurbishments, overlay systems, balconies, gutters, and ageing flat roofs needing a durable waterproof upgrade without full replacement.

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Green Roof Systems (Eco Roofs)

  • What it is: A modern green roofing system that combines a fully waterproof flat roof with specialist drainage layers, growing medium, and living vegetation to create a natural, eco-friendly roof surface.

  • Why homeowners and developers choose green roofs:

    • Environmentally friendly solution that supports wildlife and biodiversity.

    • Improves insulation, helping regulate indoor temperatures year-round.

    • Reduces rainwater runoff and helps protect drainage systems.

    • Enhances property appearance while increasing long-term value.

  • Expected lifespan: 30+ years when professionally installed and properly maintained.

  • Best suited for: Eco-builds, modern extensions, sustainable developments, and properties looking to combine performance with environmental benefits.

 

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Our Company

At A1 BUILDING & ROOFING, we specialise in roofing, paving, and garden fencing services, delivering professional installations across residential and commercial properties. Our team combines skilled craftsmanship with high-quality materials to provide durable, great-looking results that stand the test of time.

We carry out full roof installations, flat and pitched roofing, driveway paving, patios, and fencing — all completed to UK building regulations and backed by written guarantees for total peace of mind. Every customer receives a clear, no-obligation quotation and pays only when the job is completed to their satisfaction.

Our reputation is built on trust, transparency, and proven results. We’re listed and highly rated on major UK trade and review platforms including Checkatrade, Rated People, TrustATrader, MyBuilder, BookaBuilderUK, Bark, and Yell.com — helping customers find verified, reliable local contractors with confidence.

 

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Upgrade your flat roof with durable, modern roofing systems installed by trusted specialists across Hampshire and the South West. Call now for a free written quote.

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You Can Expect

A1 BUILDING & ROOFING provides expert flat roofing systems designed for durability, performance, and long-term protection. From new installations to repairs and replacements, we deliver high-quality workmanship, transparent pricing, and fully guaranteed results across Hampshire, the South West, and surrounding areas.

  • EPDM rubber roofing installation
  • GRP fibreglass flat roofing systems
  • High-performance felt roofing solutions
  • Flat roof repairs & leak detection
  • Liquid roofing & overlay systems
  • Garage, extension & dormer roofs
  • Fully insured & workmanship guaranteed
  • Clear written quotations before work begins
  • Serving Hampshire, the South West & surrounding areas

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