

- Non-woven, Laminated For Better Traction
- For Use Under Asphalt, Synthetic, Metal, Tile, Shake Shingles
- UV RESISTANT Up To 180 Days
ProFelt 30 synthetic roof underlayment is engineered to replace and outperform traditional 30# felt. Ideal for re-roof or new construction projects, similar to ProFelt Plus, ProFelt 30 is lightweight and durable, making installation easy and efficient. With an improved slip-resistant surface to enhance safety for roofing crews, ProFelt 30 is ideal for a variety of roofing applications. Upgrade to ProFelt 30 as a high-performance secondary moisture protection option.
Features & Benefits
- Non-woven, durable, lightweight synthetic roof underlayment
- ≤1 permeability for superior moisture resistance and protection against water infiltration
- UV resistant up to 180 days
- For use under asphalt, synthetic, metal, tile, and shake shingles
- Products in compliance with the Florida Building Code 7th Edition (2020)
- Limited 20-year warranty
- Custom logo available
Specifications
| Width x Length / Roll | 4 ft x 250 ft |
| Weight / Roll | 28 lbs |
| Coverage | Approx. 950 ft / Roll* |
| Properties | Specs |
|---|---|
| Composition | Non-woven fiberous, laminated for better traction |
| UV Resistance | Up to 180 days |
| Weight | 4.0 oz/yd2 (+/-5%) – 2.8 lbs/square |
| Permeability | 0.05 perms |
| Water Transmission | PASS |
| Water Ponding | PASS |
| Class A Fire Resistance | UL 790, UBC 15-2 |
| Temperature Range | -70˚ F to 300˚ F |
Warranty
ProFelt Plus™ and ProFelt 30™ are not designed to replace the primary roof covering material, or to protect from indefinite outdoor exposure. Products are not intended to be a water-resistant barrier during period of exposure. It is recommended that installation of the final roof cover take place within 3 months.
Perma “R” Products Roofing Underlayment 20-Year Limited Warranty
Downloads
FAQs
Can Perma “R” synthetic underlayments be used under metal roofing?
- Yes, both ProFelt Plus and ProFelt 30 have a temperature service range up to 300°.
What fasteners are recommended to install Perma “R” synthetic underlayments?
- Ring-shank and spiral-shank nails, which are grooved to increase friction and resist withdrawal.
- Corrosion-resistant roofing nails with 3/8-inch heads.
- Plastic cap nails or staples.
- Hammer tackers with 3/8-inch crowns







