Asphalt felts have dominated the residential underlayment market for more than 50 years. These asphalt felt rolls were used under all types of steep roofing applications including shingles, tile, and metal roofing systems. It was really the only choice contractors had for roofing underlayments.

Technology has advanced and synthetic underlayments are capturing the asphalt felt market. Synthetic underlayments of today are far stronger and safer to walk on.

Synthetic underlayment have many benefits over felt.

• Stronger, 30 times stronger than 30 lb felt.
• Longer exposure, up to 6 months.
• Faster Installation, 50% faster to install.
• Lightweight, 7 times lighter than felt.
• Cooler to work with, which means a Cooler Roof.
• Warranty 30 years. Felt has no warranty.
• High Value and Better protection.
• Build Green benefits.

Today th