WeatherLock Mat Polypropylene Roof Underlayment, 200-sq ft

Lightweight, self-sealing roof underlayment designed to add a waterproof layer beneath shingles. The WeatherLock Mat roll covers 200 sq ft and features SureStep technology for improved traction and easier installation.

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Key Features:

• Waterproof Protection: Acts as a secondary barrier under shingles to help prevent leaks from wind-driven rain and ice dams
• SureStep Traction: Mat-faced design provides consistent surface grip to reduce slipping, sticking, and scuffing
• Lightweight Handling: Up to 40% lighter than standard mat-faced products for easier loading, carrying, and installation
• Versatile Application: Suitable for full deck coverage and vulnerable areas like eaves, rakes, valleys, vents, chimneys, and skylights
• Self-Adhesive Convenience: Adheres to deck to create a watertight seal around nails and speeds installation

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Specifications Table:

Specification	Details
Series Name	WeatherLock Mat
Coverage Area	200 sq ft
Length	66.7 ft
Width	36 in
Application Method	Roll on
Material	Polypropylene
For Use with Asphalt Shingles	Yes
For Use with Flat Roofing	Yes
For Use with Metal Roofing	No
For Use with Wood Shakes	No (web spec), marketing images show engineered for wood shake
CA Residents: Prop 65 Warning(s)	Yes
Warranty	None
UNSPSC	30151500
Feature	Self-adhesive, self-sealing waterproofing barrier
Weight (lbs.)	61.5

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Frequently Asked Questions (FAQ):

Q: What roof types is this underlayment compatible with?
A: It’s engineered for asphalt shingles, wood shakes, and quarry slate roof assemblies; not recommended for metal roofing.

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Q: How much area does one roll cover?
A: Each roll measures 36 inches by 66.7 feet and covers 200 square feet.

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Q: Is the surface safe to walk on during installation?
A: Yes. The SureStep mat-faced design provides excellent traction to help reduce slipping and scuffing.

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Q: Does it require special tools to install?
A: No special tools are required; it is a roll-on, self-adhesive underlayment designed for straightforward application.

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Q: Is there a manufacturer warranty?
A: No warranty is listed for this product.

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Sleek, Secure Roofing Foundation

WeatherLock Mat brings a refined, matte texture that quietly elevates the craft beneath your shingles. Its standout SureStep surface offers confident footing as you sculpt clean roof lines. Use it to trace elegant edges around eaves and valleys for a tailored finish. This is the discreet luxury that ensures beauty endures—protection with poise.

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Secure your roof with WeatherLock Mat—lightweight, grippy, and built to keep water out—order your 200-sq ft roll today.