Whitecap – Woven Vapor Barrier – 12 Mil, Thick Plastic sheeting, Drop Cloth Moisture Barrier Covering for Crawl Space Encapsulation, Life-Time Warranty

Whitecap 12 Mil Woven Crawl Space Vapor Barrier

Protect your crawl space from damaging ground moisture with the Whitecap 12 Mil Woven Vapor Barrier. Built for crawl space encapsulation, basement moisture control, and under-home protection, this heavy-duty reinforced moisture barrier helps reduce humidity, moisture intrusion, and long-term damage caused by damp crawl space conditions.

Constructed with durable woven reinforced polyethylene, this contractor-grade vapor barrier offers superior tear resistance and puncture protection compared to standard plastic sheeting, making installation easier and long-term performance more reliable. Whether you’re completing a full crawl space encapsulation, repairing an existing moisture barrier, or upgrading your crawl space protection, Whitecap delivers dependable performance built for demanding environments.

Available in multiple sizes including 4′ x 200′, 6′ x 100′, and 12′ x 100′, this heavy-duty moisture barrier provides flexible coverage options for projects ranging from targeted repairs and wall coverage to full crawl space encapsulation systems.

Designed to help reduce moisture vapor intrusion from exposed soil, this thick woven vapor barrier supports a cleaner, drier crawl space environment while helping protect insulation, wood framing, HVAC equipment, and other vulnerable areas from excess humidity exposure.

Backed by a lifetime warranty, Whitecap provides long-term moisture protection trusted by contractors and DIY homeowners alike.

Key Features

Heavy-Duty 12 Mil Woven Reinforced Construction
Built for superior tear resistance, puncture protection, and long-term durability in crawl space and basement environments.

Multiple Size Options for Any Project
Available in 4′ x 200′, 6′ x 100′, and 12′ x 100′ configurations for repairs, wall coverage, and full encapsulation projects.

Helps Reduce Ground Moisture & Crawl Space Humidity
Creates a dependable vapor barrier to help minimize moisture intrusion from exposed soil and damp crawl space conditions.

Ideal for Crawl Space Encapsulation & Basement Moisture Control
Perfect for crawl spaces, basements, foundation moisture barriers, under-home protection, and moisture management projects.

Contractor-Grade Performance with Lifetime Warranty
Designed for dependable long-term moisture protection in residential and professional applications.

Ideal Applications

• Crawl space encapsulation
• Crawl space moisture barriers
• Basement vapor barriers
• Foundation moisture protection
• Ground moisture control
• Under-home moisture management
• Vapor barrier repairs and upgrades