Rocky Mountain Goods 4 Mil Black Plastic Sheeting (20 ft x 100 ft) – Heavy-Duty Weed Barrier & Multi-Use Polyethylene

Heavy-Duty Black Plastic Sheeting for Big Projects

Rocky Mountain Goods 4 mil black plastic sheeting is a sturdy, long-lasting roll designed for a wide range of outdoor and indoor tasks. At 4 mil thick, the material offers a strong barrier and flexible handling, making it useful for gardening, landscaping, and under-house installations. The matte black finish helps conceal the ground and blend into yards while withstanding environmental wear.

How this can work for you

Use it to suppress weeds in garden beds, protect newly seeded soil, create temporary walls for construction, or cover soil and debris for storage. The large 20 ft by 100 ft roll keeps extra length on hand for bigger jobs, reducing the need for frequent replacements.

• Weed barrier for mulch beds and gardens, helping plants thrive without competition
• Ground cover for landscaping projects or under-house areas to control dust and moisture
• Temporary wall or containment for DIY builds and outdoor projects
• Durable, weather-ready material that resists tearing in wind and wet conditions

Designed with longevity in mind, this plastic sheeting is built to withstand a variety of conditions. The extra-thick 4 mil layer balances toughness with practical flexibility, making it suitable for both home projects and light commercial work. A 4-year guarantee reinforces confidence in its durability and performance under typical use scenarios.

• 4 mil thickness supplies strength for demanding tasks without cracking
• Extra strength to resist wind, rain, cold, and heat exposure
• Great for gardening, weed control, yard projects, and barrier needs
• Backed by a 4-year guarantee for peace of mind

Whether you are revamping a garden bed, preparing ground for a new lawn, or laying a temporary moisture barrier under a structure, this Rocky Mountain Goods plastic sheeting offers a straightforward, reliable solution. The roll is long enough to cover large areas, and the black finish helps hide marks and dirt between uses. Consider pairing with staple boards or weights to secure edges during installation, or use in conjunction with landscape fabrics for enhanced weed management.