Ultra Heavy Duty Tarp Waterproof Large Cover 10ft x 20ft 16 Mil Thick

In this review of the Ultra Heavy Duty Tarp Waterproof Large Cover the bottom line is simple: this tarp is built for people who need a dependable, heavy-duty shelter or cover that resists rain, sun and wind. The single biggest reason to buy is its extra thick 16 mil construction and reinforced laminate backing, which together deliver robust tear resistance and long-term weather protection for applications from boat and RV covers to temporary roof patches. This review focuses on real-world durability and usability rather than marketing claims.

Key Features

• 16 mil thick material: The extra-thick sheet gives improved puncture and tear resistance so it holds up under heavy use and in windy conditions.
• Waterproof and UV resistant: The treated surface keeps rain out and reduces sun damage so contents under the tarp stay dry and protected for extended outdoor exposure.
• High density woven face: The tightly woven upper layer provides flexibility and strength, making the tarp less likely to fray or rip when handled.
• Reinforced laminate backing: The low-density backing adds weatherproofing and reinforces seams so the tarp maintains integrity during storms.
• Grommets every 18 in: Evenly spaced tie points and corner grommets make it straightforward to secure as a canopy, truck bed cover or ground sheet.
• Multiple practical uses: Works for boats, cars, building materials, camping shelters and temporary roof repairs, giving broad utility around home and job sites.

Who It's For

This tarp is aimed at homeowners, contractors and outdoor enthusiasts who need a heavy-duty, versatile cover for long-term outdoor exposure. It is a good fit for people covering boats, RVs, vehicles, lumber piles or creating an emergency shelter where weather resistance and durability are priorities.

Those who should look elsewhere include buyers who need an ultra-lightweight or decorative tarp for casual short-term shade, or people who require custom-cut tarps or specialized fittings beyond the supplied grommet pattern.

Pros & Cons

Pros

• Material feels notably thick and robust, delivering the advertised tarp durability and resistance to tears.
• Waterproof and UV treatment perform well in keeping rain out and reducing sun degradation for extended outdoor use.
• Grommets spaced every 18 in. make securing the tarp straightforward for many common applications.
• Versatile for construction, camping, vehicle and emergency use thanks to the reinforced laminate backing.

Cons

• The extra thickness makes the tarp less compact and heavier to handle than lightweight alternatives, which could be a drawback for backpacking or minimal-packing use.

Specifications

Size	10 ft x 20 ft
Material thickness	16 mil
Color	Hunter Green
Grommet spacing	Every 18 in., plus corners
Construction	High density woven face with reinforced laminate backing
Weather treatments	Waterproof and UV resistant

Our Verdict

The Ultra Heavy Duty Tarp is a reliable, value-minded choice for anyone needing long-lasting outdoor protection; its strength and reinforced backing make it especially useful for covers, temporary repairs and job site use. Buy it if you want a tough, waterproof tarp that will withstand weather and heavy handling without breaking the bank.

Frequently Asked Questions

Is this tarp suitable for use as a boat cover?
Yes. Its waterproof surface and reinforced backing make it suitable for covering boats when sized and secured properly.

How are the tie points arranged?
Grommets are spaced every 18 in. along the edges and at each corner to allow easy tie down and securement.

Will it resist sun damage?
Yes. The tarp is UV treated to reduce degradation from sunlight during extended outdoor use.