Both Duro-Last PVC membranes and TPO roofs are thermoplastic membranes. … The key difference is that Duro-Last PVC roofs use polyvinyl chloride (PVC) blends while TPO roofs use blends of PVC and thermoplastic olefins (TPO).
What type of roof is Duro last?
Duro-Last® Custom-Fabricated PVC Roof Membrane
offers over three decades of proven PVC roof system performance with billions of square feet of membrane installed across North America.
What type of roof is TPO?
What is TPO Roofing? Thermoplastic Polyolefin is a single-ply roofing membrane that is one of the fastest growing commercial roofing systems on the market. TPO roofing systems are made up of a single layer of synthetics and reinforcing scrim that can be used to cover flat roofs.
What is the difference between EPDM and TPO roofing?
TPO Roofing Systems
EPDM has a dark surface, which in summer conditions will absorb heat, forcing cooling systems to work overtime, whereas TPO roofing reflects sunlight, allowing commercial air conditioners to work more efficiently. TPO also has a somewhat higher resistance to punctures than EPDM.
How much does a Duro last roof cost?
For buildings with simple roof designs that have either a wood or metal deck you should expect to invest approximately $2.50 – $3.75 Per SqFt. to have Duro Last installed. Flat roofs in this price range will have minimal roof penetrations, few HVAC curbs, and be fairly wide open with easy access.
What is the difference between TPO and PVC roofing?
TPO roofing membranes consist of an ethylene or polyethylene thermoplastic bound to ethylene propylene rubber. PVC roofing membranes are made by polymerizing vinyl chloride monomers, then adding plasticizers to increase flexibility.
How long does a TPO roof last?
On average TPO roofs come with up to a 30 years warranty and with the appropriate maintenance, it is not uncommon for a TPO roofing system to last as long as 30 years.
Who makes the best TPO roofing?
GAF, North America’s largest roofing manufacturer, has maintained that its EverGuard Extreme® TPO is the best-performing TPO available in the market.
Is TPO roof glued down?
A TPO roof can be installed fully-adhered, mechanically-attached or ballasted. When the TPO roof is fully adhered it means that the membrane was glued to the substrate using a special strong adhesive that creates a chemical bond with the TPO.
Is TPO a good roof?
TPO roofing possesses the UV-resistant qualities of EPDM roofing material and handles the heat in the same way as PVC, but at a lower price. TPO is by far the most economical of the three and one of the cheapest roofing materials out there.
Can you walk on TPO roofing?
Flat Roof Surfaces You Can Walk On
Whether its BUR (Built-up Roofing), TPO (Thermoplastic polyolefin), Modified Bitumen, or Single Ply Roofing, your roofing professional can apply the right waterproofing membrane to make it possible to walk on.
Which is more expensive TPO or EPDM?
COST. EPDM roofs are the most economical choice for single ply roofing membranes. TPO roofing membranes are more expensive than EPDM. Regardless of which membrane you choose, it is better to spend more money and invest in a thicker membrane.
How much should a TPO roof cost?
While prices always vary, TPO roof replacement costs generally range from $7 to $13 per square foot. Like other types of roofing, TPO systems are priced in 100 square foot sections, commonly called “squares”. As a result, commercial roofing contractors commonly price TPO roofing between $700 and $1,300 per square.
Can you install TPO over EPDM?
Yes. Recovering with TPO is a great option for a building with an aging EPDM roofing system. It’s easy.