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Specialty
Specialty

UDL Breathable

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Our Specialty UDL Breathable premium-quality steep-slope synthetic roofing underlayment delivers all the qualities of a premium underlayment with a breathable design. That means durability and slip resistance, while also allowing household moisture to escape, which may help reduce the risk of moisture related damage. It's ideal for use under most primary steep-slope roofing materials, such as metal, cement tiles, clay tiles, slate, and wood, asphalt and synthetic shingles.

  • Patented GripSpot™ surface provides enhanced foot traction for installers
  • Meets or exceeds ASTM D8257 requirements
  • Durable construction resists stretching and tearing
  • Resists shrinking and slip-resistant backing helps it lay flat and stay put
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(4.8 stars) • 10 reviews
Specifications Approximate1
Documents
Unit5-square roll
Width48" (1.22 M)
Length125' (38.1 M)
Area500 ft. (46.45 sq. m)
Perm Rating15 Perms2
WarrantyLifetime Limited3
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Specialty UDL Breathable Sell Sheet
Sell Sheet
Main product photo
Roofer on Specialty UDL Breathable underlayment with slip-resistant GripSpot technology.
FORTIFIED ROOF logo; Specialty UDL Breathable is an eligible product for this IBHS building program.
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Featured Videos

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Featured Technology

Enhanced traction

GripSpot™ technology provides an embossed surface and smooth channels to shed water, promoting dry walkable working areas.

FORTIFIED Roof™

Meets certain FORTIFIED Roof™ requirements.
Visit gaf.com/Fortified and current FORTIFIED Home™ Standard available at fortifiedhome.org for details. U.S. only.

Frequently Asked Questions

1Values stated are approximate and subject to normal manufacturing variation. These values are not guaranteed and are provided solely as a guide.

2Nominal 15 Perms when tested in accordance with ASTM E96 (Procedure A). Results may vary.

‍3Lifetime refers to the length of warranty coverage provided and means as long as the original individual owner(s) of a single-family detached residence owns the property where the qualifying product is installed. For other owners/ structures, Lifetime coverage is not applicable. See FT SolutionsTM Limited Warranty available at ftsolutionsroof.com for complete coverage and restrictions.

‍4180-day UV resistance is based on testing conducted under controlled laboratory conditions. This product is water resistant, NOT WATERPROOF. DO NOT USE as a temporary roof to protect property or possession

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