A-LION Roofing Underlayment – Synthetic Waterproof Shield

A-LION synthetic roofing underlayment is the modern replacement for traditional felt. It is lighter, stronger and more tear-resistant - and it stays stable under heat without wrinkling or curling on the job site.

• Lightweight synthetic material, easier to haul and cut than felt
• Waterproof membrane with UV-stable coating
• Tear-resistant reinforcement during installation
• Rolls: 4 sq (Light / Standard / Heavy), 10 sq and Custom Size
• Fast 24-48h dispatch from our warehouse

Not sure which roll fits your roof? Contact our team with your roof area and we will recommend the right option.