WeatherLock Polypropylene Roof Underlayment, 200 sq ft

Self-adhesive Owens Corning WeatherLock roof underlayment provides a watertight barrier under shingles. The granulated, slip-resistant surface and excellent tear resistance support safer installation and long-lasting protection against water infiltration.

Key Features:

• Self-Adhesive Seal: Adheres to the roof deck and seals around nails to help prevent water migration
• Slip-Resistant Surface: Granulated texture delivers secure traction during installation
• Tear-Resistant Durability: Resists cracking and breaking for easier handling
• Enhanced Course Sealing: Taped selvedge edge improves seal between courses
• Secondary Waterproof Barrier: Creates dependable protection in vulnerable areas like eaves, valleys, and penetrations

Specifications Table:

Frequently Asked Questions (FAQ):

Q: Is this underlayment compatible with asphalt shingles?
A: Yes, it is engineered for use under asphalt shingles.

Q: What is the roll size and coverage?
A: 36 inches wide by 66.7 feet long, covering 200 sq ft per roll.

Q: Does it help prevent leaks around nail penetrations?
A: Yes, the self-adhesive design seals around nails for a watertight barrier.

Q: Is the surface safe to walk on during install?
A: The granulated surface is slip‑resistant to provide better traction.

Q: Can it be used on the entire roof deck?
A: For optimal protection, it can be applied to the entire deck, ensuring proper ventilation when used over the entire deck.

Seal the Roof in Style with Granulated Confidence

WeatherLock wraps the roof in a sleek, granulated layer that quietly elevates performance and polish. The self‑adhesive technology creates a seamless, watertight foundation beneath your shingles. Use it to define crisp valleys and eaves where precision matters most. It’s a subtle essential that brings luxury-level assurance to any home exterior.

Protect your roof with a watertight, durable base—choose WeatherLock underlayment today.