1. Single-Ply Roofing:
This is made of a variety of plastics and rubbers such as ethylene propylene diene monomer (EPDM), thermoplastic olefin/polyolefin (TPO), and polyvinyl chloride (PVC).
1. Single-Ply Roofing:
These are single-layer applications of roofing sheets bonded along the seams with a heat or adhesive.
2. Built-Up:
Built-up systems offer layers of reinforcements, because of the way the layers are sandwiched together.
2. Built-Up:
Built-up roofing is made of multiple layers of felt and molten asphalt, and often covered with roll-roofing cap-sheet.
3. Modified Bitumen:
This type is comprised of a felt based sheet that is covered with a modified bitumen cap sheet, which is made of reinforcement coated asphalt combined with plastic or rubber to strengthen the bitumen and make it tear-resistant.
3. Modified Bitumen:
The modified bitumen is covered with an aluminum-rich paint or granules for enhanced sun protection.
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