- North Wales, Cheshire, Wirral & surrounding areas
Modern, watertight flat roofing systems that look refined and last longer.
Onyx Roofing provides professional flat roofing services across North Wales, Cheshire and The Wirral. We install, replace and repair flat roofs using high-quality EPDM rubber roofing, single-ply and liquid systems, delivering long-lasting protection for homes, garages, extensions and commercial properties.
Our flat roofing systems combine the best materials with expert installation to provide durable, weather-resistant protection for your property. Whether you need a new flat roof, a complete replacement or professional repairs, we deliver clean, high-quality workmanship designed to withstand the UK’s toughest weather conditions.
Using industry-leading coverings, our flat roofs offer an expected lifespan of over 50 years with minimal maintenance. Every installation is completed to current building regulations, and the highest manufacturer standards, giving you complete confidence in a roof that’s truly built to last.
A flat roof should deliver complete peace of mind for decades, not become a source of ongoing repairs and stress. At Onyx Roofing, every installation is carefully designed around your property using quality materials, manufacturer-approved systems and meticulous attention to detail.
Whether we’re replacing an ageing felt roof or installing a brand-new warm roof system on an extension, garage or commercial building, every project is completed to the same exceptionally high standards. From structural preparation and insulation through to waterproofing and finishing details, nothing is overlooked.
We don’t believe in shortcuts. Every roof is installed by experienced professionals using proven systems that maximise durability, weather resistance and long-term performance, giving you confidence that your investment is built to withstand the harshest UK conditions.
We pride ourselves on the quality of our work – We have 130+ reviews on Yell, 90+ on Mybuilder & many more across Google, Facebook and other platforms. Take a look at some of our reviews, visit our online profiles & if you would like to arrange a free no-obligation quotation, please contact us.
Engineered seamless systems that out-perform traditional felt.
EPDM roof systems with a 50+ year life expectancy.
Crisp lines and discreet detailing for a modern look.
Slate, tile and traditional pitched roof installations.
Fascias, soffits, guttering & cladding.
From small leaks to large repair works and emergency call outs.
Warm roof conversions that add value and life to your home.
Velux roof window installation specialists.
The lifespan of a flat roof depends on the material used and the quality of the installation. A professionally installed EPDM rubber roof can last 50+ years with minimal maintenance, making it one of the most durable and cost-effective flat roofing solutions available.
EPDM rubber roofing is one of the most popular choices due to its exceptional durability, weather resistance and low maintenance requirements. It offers excellent protection against the UK's changing weather conditions and provides a long-lasting, watertight finish for homes, garages and extensions.
Yes. We regularly replace ageing or damaged felt roofs with modern EPDM rubber roofing systems. Upgrading to EPDM provides improved durability, greater weather resistance and a much longer lifespan, giving you peace of mind for years to come.
Yes. We provide free, no-obligation quotations for all flat roofing projects across North Wales, Cheshire and The Wirral. We'll inspect your existing roof, discuss the best solution for your property and provide a clear, transparent quotation with no hidden costs or pressure to proceed.
Whether you need a new flat roof, urgent repairs, or a complete replacement, our team delivers reliable roofing solutions tailored to your property. Built for performance, durability, and a clean modern finish.