Flat Roofs Chepstow – Fortress Roofing
Professional Flat Roofing Services Across Chepstow

At Fortress Roofing, we provide high-quality flat roofing installations, repairs, and replacements for homes and businesses throughout Chepstow and the surrounding areas. Our experienced flat roofing specialists work with a variety of advanced systems designed to deliver long-lasting protection, low maintenance, and a clean, modern finish.
Whether you're adding a flat roof to a home extension, replacing an ageing system, or repairing storm damage, we offer tailored solutions to meet your needs, budget, and property style.
Why Choose a Flat Roof?
Flat roofs have become an increasingly popular choice across Chepstow for both residential and commercial properties. Their practicality, affordability, and sleek design make them a smart option for many building types.
Key advantages include:
- Space Efficiency – Ideal for single-storey extensions, balconies, garages, and roof terraces.
- Modern Appearance – Creates a contemporary, streamlined look suitable for both new builds and renovations.
- Cost-Effective – Typically quicker and more affordable to install than pitched roofs.
- Versatile Use – Suitable for domestic homes, commercial premises, and industrial units.
When properly installed and maintained, a flat roof can provide decades of reliable performance and excellent weather resistance.

Our Flat Roofing Services in Chepstow

New Flat Roof Installations
We install a wide range of modern, high-performance flat roofing systems, selecting the right material and design to suit your property's structure and your budget. Every roof we install is fully waterproof, weather-resistant, and built to last.
Flat Roof Replacements
If your existing flat roof has reached the end of its lifespan, we offer complete replacement services. Our process includes safely removing the old system, inspecting the supporting structure, and fitting a brand-new roof that meets the latest standards for safety and performance.
Flat Roof Repairs
From small leaks to major damage, our flat roof repair service restores full protection to your property. We use proven repair methods and high-quality materials to ensure a watertight, durable finish that extends your roof's lifespan.
Types of Flat Roofing We Install
At Fortress Roofing, we work with a range of flat roofing systems — each chosen for its durability, appearance, and suitability for different property types.
- Felt Roofing – A traditional, cost-effective option ideal for garages, sheds, and smaller roofs.
- EPDM Rubber Roofing – Extremely durable, UV-resistant, and virtually maintenance-free.
- Single-Ply Membranes – Lightweight and flexible, perfect for larger commercial or industrial buildings.
- Liquid Roofing Systems – Seamless, waterproof coatings that can be applied over existing roofs for extra protection.
Our team will talk you through the benefits of each option and recommend the most suitable system for your project.
The Importance of Professional Installation
A flat roof's longevity depends heavily on the quality of its installation. Poor drainage, inadequate sealing, or improper materials can lead to leaks and premature failure.
At Fortress Roofing, every flat roof we install is designed with precision — from fall angles and drainage to ventilation and waterproofing. This attention to detail ensures your flat roof will stay strong, watertight, and efficient for years to come.
Local Flat Roofing Specialists in Chepstow
We are proud to serve customers across Chepstow and the surrounding areas, including:
- Tutshill
- Sedbury
- Pwllmeyric
- St Arvans
- Bulwark
- Mathern
- Beachley
- Thornwell
Our local expertise means we understand the area's building styles, materials, and weather conditions — allowing us to recommend flat roofing systems that perform exceptionally well in Chepstow's environment.

Frequently Asked Questions
Depending on the system and materials used, a flat roof can last 20–40 years with professional installation and proper maintenance.
Not at all. Modern flat roofs require only periodic inspections and debris removal to ensure drainage remains clear.
Yes. If the damage is limited and the rest of the roof is in good condition, a repair can be a cost-effective alternative to full replacement.
Not when installed correctly. Our modern flat roofing systems are highly resistant to leaks and designed to handle Chepstow's changing weather conditions.
Yes. We can install both warm and cold roof insulation systems to improve your property's energy efficiency.

Why Choose Fortress Roofing for Flat Roofs in Chepstow?
- Experienced Team – Skilled in all types of flat roofing systems and applications.
- Premium Materials – Using trusted brands to ensure long-lasting, leak-free results.
- Local Knowledge – Familiar with Chepstow's property types and roofing requirements.
- Transparent Pricing – Competitive rates with clear, detailed quotations.
- Guaranteed Work – Fully insured and backed by workmanship guarantees.
Contact Fortress Roofing for Flat Roofing in Chepstow
If you're planning a new flat roof, need a replacement, or require repairs, the team at Fortress Roofing can help. We deliver reliable, cost-effective flat roofing solutions built to perform and protect.
Call 07988 084870 to arrange your free site survey and no-obligation quotation today.
