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EPDM Rubber Roofing FAQs - your questions answered


What is an EPDM Rubber Roof?

An EPDM rubber roof is an exceptionally durable roof made from a synthetic rubber roofing membrane. An EPDM roof is usually fully adhered onto a flat surface and has a proven life expectancy of 50 years.

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How long should a Rubber Roof last?

Because an EPDM rubber roof is made from rubber, the material cannot be affected by the sun’s UV and ultraviolet rays as well as standard weather conditions such as snow, rain and wind. If maintained properly, an EPDM rubber roof can last in excess of 50 years.

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How do you fit a rubber roof?

Fitting an EPDM rubber roof is an easy and simple process; however, steps have to be taken to make sure the rubber roof is effective. With the use of adhesives and sealants, the EPDM rubber roof is bonded onto the surface, with wrinkles gradually smoothed out.

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Are EPDM roofs any good?

EPDM rubber roofs offer a wealth of benefits that traditional roofing materials don’t offer. The main benefits of an EPDM rubber roof are that they’re incredibly long-lasting, extremely easy to maintain as moss and algae don’t grow on it and it’s environmentally friendly as the EPDM is made from recycled rubber and materials.

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Can you paint EPDM rubber roofing?

You can paint on the rubber membrane surface, however, we recommend using an acrylic coating. This paint is specifically designed for rubber roofing, but if you’re unsure, get in touch with the manufacturer of the EPDM roof, your installer or contact us.

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Can EPDM be used on a pitched roof?

Flexi Proof  EPDM rubber roof can be used on low, pitched roofs. Our installers are experts in bonding the rubber membrane on low-pitched roofs. We’ve successfully installed countless EPDM rubber roofs onto pitched roofs.

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How much does an EPDM roof cost?

The cost of an EPDM rubber roof is dependent on the size of the roof and the Thickness you want to use. Our 1.14mm Flexi Proof  EPDM membrane costs £7.25 + VAT per square metre. With our EPDM flat roof kit calculator, you can get a better understanding of how much an EPDM rubber roof costs.

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Can you put a rubber roof over asphalt?

An EPDM rubber roof can be placed over asphalt, but this can only be achieved by using a fleece back EPDM. For the rubber membrane to successfully bond onto the roof surface, it needs to be flat. You cannot install an EPDM rubber roof on shingles.

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Can you tile over EPDM?

You can install slabs or tiles on top and across an EPDM flat roof. This is dependent on the type of slab and tile design you want to use. We’ll have to make sure that rainwater and other substances can pass through the gaps and down into the drains rather than sitting on top of the rubber membrane.

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What is the best material for a flat roof?

There is a range of materials you can use for a flat roof, such as asphalt or tiles. An EPDM rubber roof is becoming an increasingly popular option for UK homeowners because it’s durable, long-lasting, lightweight and cost-effective.

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Is EPDM environmentally friendly?

An EPDM flat roof is incredibly eco-friendly and sustainable. Recycling and creating rubber membrane has a minimal environmental impact compared to other materials. Furthermore, it has a greater potential for collecting rainwater and has a lifespan of over 50 years whilst fibreglass usually lasts 20 years.

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What are the benefits of an EPDM Rubber Membrane?

It’s always important to choose the best roofing material for your project. Whether you’re choosing a roofing material for a shed roof, flat roof or a garage roof, you want to make sure that the roof you choose meets your high standards. An EPDM flat roof offers a wealth of benefits that make it the very best roofing material that includes it being a lightweight material, cost-effective and low maintenance.

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Do I need any tools for installing a rubber roof?

When it comes to installing an EPDM rubber roof correctly, you may need a few tools to achieve the best possible results. A rubber roof system can last up to 50 years, making it one of the best flat roof materials for your property. For most flat roofing systems, the tools you’ll need usually are a paint roller, a paintbrush, scissors and a mini roller.

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Can I install a rubber roof in the winter?

Although a flat rubber roof is the perfect roofing system that will protect any structure all-year long, there are certain times when it cannot (shouldn’t) be installed. For an EPDM rubber roof to be installed correctly, water-based deck adhesive and contact bonding adhesive need to be applied.

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Is EPDM rubber waterproof?

EPDM rubber is a waterproof material that makes it an ideal choice for flat roofs. As the synthetic rubber is compromised of ethylene, propylene and diene, the membrane boasts waterproofing properties that make sure that your roof is protected during rainy and wet periods.

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What does EPDM stand for in roofing?

EPDM is a rubber roofing membrane that is extremely durable and long-lasting. EPDM stands for ethylene propylene diene terpolymer, with the primary two ingredients being ethylene and propylene. The EPDM rubber membrane is a synthetic rubber that is used in a number of applications because of the advantages it offers.

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Can I walk on a rubber roof?

An EPDM flat rubber roof is capable of withstanding light foot traffic. This is during the installation process, further maintenance and using it to access windows for cleaning. However, if you require to walk over the EPDM roof regularly, there are ways to reinforce for surface and ensure that the integrity of the roof isn’t affected by regular foot traffic.

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How is EPDM rubber made?

EPDM rubber stands for ethylene propylene diene monomer. It is a unique synthetic elastomer rubber that boasts a number of key properties such as high durability, UV resistant and long-lasting. This is because of the saturated polymer properties found in EPDM rubber, which makes it incredibly resistant to heat, UV, ozone and light compared to natural rubber or neoprene.

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Does it have to be dry for a rubber roofing to be laid?

For an EPDM rubber roof to be installed correctly and achieve the best results, the rubber membrane requires the substrate (surface) to be dry before and during installation. Although installing an EPDM rubber roof is far easier and doesn’t require any specialist tools, the conditions have to be dry.

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What's the biggest size EPDM roofing sheet I can buy?

Rubber roof EPDM sheets come in a range of sizes. The largest EPDM roofing sheet you can buy from Flexiproof is 6.10m x 30m. The biggest size EPDM sheet you can buy from ClassicBond is 15m x 30m. However, if you’re undertaking a large roofing project, it may be more difficult to successful install an incredibly large sheet of EPDM due to its size and weight.

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Does a rubber roof need to be coated?

You don’t need to coat a rubber roof. The EPDM membrane is a waterproofing sheet and is the final and top layer. An EPDM rubber roof sheet is incredibly durable and boasts a number of properties that keeps it protected from weather conditions. However, depending on your particular roofing project, you can seek to coat your rubber roof for an extra layer of reinforcement.

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