Quick Answer: Which Is Better EPDM Or TPO?

Can EPDM be installed on plywood?

You can install EPDM membrane over an existing roof only if a new layer of 5/8″ plywood, 5/8″ OSB board or polyisocyanurate board with a fiberglass backing is used as a barrier to protect the EPDM..

Can you coat a TPO roof?

Silicone and acrylic coating systems are both great choices for restoring and extending the life of a TPO roofing system. Ageing gives the membrane surface a matte finish that more readily accepts a coating, helping ensure long-lasting, weathertight performance. …

Can EPDM be painted?

An EPDM flat rubber roof can be painted on however it is important to do so correctly. … Before continuing with painting your EPDM flat roof, we strongly recommend making sure the rubber membrane is clean and cleared of any debris. Our weathered membrane cleaner is designed to thoroughly clean the durable rubber surface.

Can you walk on EPDM?

Yes to an extent. EPDM is designed to take LIGHT foot traffic during installation and for occasional cleaning or maintenance. If you require more use than this, i.e. for a balcony then there are additional materials that can be laid over your EPDM for a more durable solution.

How long will a TPO roof last?

22 to 30 yearsTPO roofs have a lifespan of 22 to 30 years in most situations. As mentioned previously, TPO is very energy efficient. The use of TPO on your roof can mean lower cooling costs due to UV resistance.

Can you pressure wash a TPO roof?

As with other roofing materials, a TPO roof must be cleaned and maintained regularly. That way, it can perform well throughout its service life. Your roofers from Goodrich Roofing shares tips on TPO roof cleaning and maintenance. Most of the cleaning is done using a pressure washer and a cleaning solution.

Does EPDM have to be glued down?

While the rubber roofs are known to be durable, they also need maintained. EPDM roofs are fully adhered or as many call it glued down. The system is not attached mechanically. … If you are set on a rubber roof, make sure the roofing contractor is fully trained and experienced in installing a rubber roof.

How do I remove EPDM from my roof?

Don’t worry, however, rubber roofing is the easiest to remove and doesn’t require a professional.Step 1—Check the Weather. It is easiest to remove the rubber membrane when the rubber is warm. … Step 2—Cut the Rubber Membrane. Using your utility knife, cut the membrane into small sections. … Step 3—Remove the Membrane.

Is TPO more expensive than EPDM?

TPO is less susceptible to leaks — Since TPO roofs don’t have big seams like EPDM roofs, this makes them less vulnerable to water leaks as they age. TPO can be slightly cheaper than EPDM — Comparing standard TPO roofing vs. EPDM roofing, the price is fairly comparable.

Is TPO waterproof?

TPO is mostly used for low slope commercial roofing along with other materials: Felt – They are waterproof and cost-effective.

Does EPDM shrink?

EPDM is a relatively sturdy rubber membrane and is often used to seal vehicles, windows, and (you guessed it) roofs. Despite its durability compared to other rubbers, EPDM naturally shrinks over time—several factors can speed up EPDM shrinkage.

What is EPDM used for?

EPDM is used most commonly used in the automotive and construction industries for various seals due to its excellent resistance to environmental factors such as Ozone, UV and general weathering. Typical applications of EPDM are window and door seals (glazing), waterproofing sheets and electrical gaskets.

Does TPO shrink?

TPO does not shrink over time, but PVC can and this will cause many problems on a roofing job.

How thick is TPO roofing?

TPO is typically sold in thicknesses of 45 mil, 60 mil and 90 mil. In Indiana, we typically see 45 mil and 60 mil specified. The thicker the membrane, the better the long term durability.

How do you clean EPDM?

What’s the best way to clean my rubber roof? Work on one three-foot-square section at a time. Using a mild laundry detergent mixed with water, scrub the entire roof with a medium bristle brush, then rinse thoroughly to avoid residue build-up on the roof or sidewalls.

Is EPDM roofing any good?

Pro: A LongLasting, low Maintenance Solution That Looks Good EPDM roofing is leagues ahead of some older traditional flat roof material, such as felt for example. Rubber roofing is suitable for extreme conditions, giving you one of the most durable and reliable roofs available that typically lasts between 30-50 years.

How long does EPDM last?

50 yearsThe current expected lifespan of EPDM roofs exceeds 50 years, according to field testing and proven installations.

Who makes the best TPO roofing?

You should look for a brand that can withstand heat and can last many years. You should also go for TPO roofing because it is cost-effective and easy to maintain. With all the brands that Structural Research Inc. (SRI) had tested, GAF’s EverGuard® and EverGuard Extreme® are said to be the best.

Can you put EPDM over felt?

Asphalt and shingles aren’t suitable for a rubber membrane to be bonded onto. However, for surfaces such as felt, overboarding and adding an EPDM rubber roof is ideal for adding protection to it and further insulating your roof.

What is the best type of flat roof?

Which type of flat roof is best for you?Structural deck. This is the basic material and construction that forms the roof. … Reinforced Bitumen Membranes (RBMs) … Asphalt. … EDPM (Ethylene Propylene Diene Monomer) … Tiles. … Single ply. … Glass Reinforced Plastic (GRP) … Green roof systems.More items…