Flat Roofing Suppliers Plymouth
Your Local Hub for Professional Flat Roofing Solutions
At Roofbase Plymouth, we specialize in providing high-performance materials designed for all types of flat roof applications. Whether you are working on a small domestic extension in Plymstock or a large-scale commercial project in Derriford, our Plympton trade counter offers the stock and expertise to ensure a watertight finish.
We understand that flat roofs in the South West face unique challenges from wind and rain, which is why we only supply systems proven to perform in coastal environments.

High-Performance Flat Roofing Membranes
We are proud to offer a diverse selection of flat roofing technologies, ensuring that every contractor and DIYer can find the right fit for their specific project needs. Our inventory includes:
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EPDM Rubber Roofing: Known for its incredible 50-year life expectancy, our EPDM systems are a favorite for local extensions and garages. Available in large, seamless sheets, it minimises the risk of leaks and is exceptionally UV resistant.
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Liquid Roofing Supplies: Ideal for complex roof shapes or projects with multiple penetrations. Our liquid applied systems create a completely seamless, cold-applied waterproof barrier that is perfect for refurbishments.
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Single Ply Systems: A lightweight and flexible choice for modern builds. Single ply membranes offer a sleek aesthetic and are quick to install, providing excellent performance for both large-scale commercial and domestic projects.
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Bituminous Waterproofing: For those preferring time-tested methods, we stock advanced bituminous waterproofing options, including high-performance torch-on felts that offer robust multi-layer protection.


Essential Flat Roof Components & Insulation
A great roof is more than just the top layer. We supply the critical components that ensure your structure is energy-efficient and drains correctly.
Flat Roofing Insulation
Upgrade your building's thermal performance with our flat roofing insulation boards. We stock various thicknesses to help you meet current building regulations and reduce energy costs for your clients.
Drainage & Edging
Keep water away from your structure with our dedicated drainage and finishing products:
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Flat Roof Fascia Board: Durable and low-maintenance solutions to protect your roof’s edge.
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Rainwater Systems: Gutters, downpipes and all the fittings required to help ensure efficient water runoff and prevent pooling.
Natural Light & Airflow
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Flat Roof VELUX Windows: Transform dark spaces with high-quality flat roof VELUX windows, bringing natural light into extensions and core rooms.
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Flat Roof Ventilation: Protect your structure from condensation and rot with our range of flat roof ventilation products, ensuring a healthy airflow through the roof void.
Why Choose Roofbase Plymouth for Flat Roofing?
Flat roofing can be technically demanding, but you don't have to go it alone. The staff at Roofbase Plymouth have years of industry experience and are ready to offer practical advice on material selection and installation techniques. We can help you navigate the pros and cons of different systems, ensuring you choose the most cost-effective and durable solution for your specific site.
Combining Systems for Longevity
A successful installation requires more than just a waterproof surface; it requires a compatible system of layers designed to work together.
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System Compatibility: We can advise on which liquid roofing supplies are best suited for detailed flashing around a flat roof VELUX window, ensuring a seamless bond between the membrane and the window frame.
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Thermal Performance: If you are upgrading your flat roofing insulation, we can help you select the correct single ply or EPDM rubber roofing attachment method, whether mechanically fixed or fully adhered, to prevent thermal bridging.
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Effective Drainage: To prevent water pooling on your new membrane, we provide technical specs for matching a flat roof gutter system with specific flat roof fascia boards, ensuring the transition from the roof edge to the drainage is watertight.
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Condensation Control: Our experts can demonstrate how to strategically place flat roof ventilation units to protect your deck and insulation from moisture buildup, especially when using traditional bituminous waterproofing or modern single ply systems.
Visit Our Plympton Trade Counter
Ready to start your next flat roof project? Visit us at Unit 30-67 & 37-45, Lister Close Business Park, Plympton, Plymouth, PL7 4BA. Our team is on hand Monday to Friday to provide quotes and expert guidance for all your roofing needs.

