12x20 ft Tarps Heavy Duty Waterproof Black - 16 Mil Protection

In this review the 12x20 ft tarps heavy duty waterproof cover is examined for outdoor owners who need a large, low-cost protective sheet. The bottom line: it is best for short-term coverage and budget projects where a thick, waterproof barrier and plenty of size matter most. The tarp's 16 mil thickness and reinforced perimeter with grommets deliver clear protection from sun and rain, though long-term durability reports are mixed, so expect good value for seasonal or occasional use rather than permanent installations.

Key Features

• 16 mil thickness: Provides noticeably heavier coverage than thin utility sheets, helping block UV and shedding water effectively for short to medium term use.
• Waterproof and weather resistant: The virgin polyethylene material resists rot and keeps rain and moisture out of covered gear and furniture.
• Reinforced edges: Sturdy hems reduce tearing at stress points so you can tie the tarp down tighter without immediate fraying.
• Rust-proof grommets: Aluminum grommets every 3 ft make it easy to secure the tarp strongly to frames, boats, or roof edges.
• Multiple applications: Large coverage works for patios, roofs, boats, cars, pools, and makeshift camping shelters when needed.
• Washable and reusable: The virgin material cleans up easily and can be folded away for storage between uses.

Who It's For

This tarp is a practical choice for homeowners, campers, and DIYers who need a large, low-cost waterproof sheet for seasonal protection of outdoor furniture, vehicles, or temporary roof patches. The 12x20 ft size gives broad coverage for backyard projects, boat covers, or emergency shelter during a trip.

Buyers who require a tarp for long-term, heavy-duty commercial use or who expect factory-grade longevity in constant sun and wind should look for premium, reinforced materials; several users reported the material and durability feel uneven over months of heavy exposure.

Pros & Cons

Pros

• Thicker 16 mil material provides reliable short-term UV and water protection.
• Large 12x20 ft size covers wide areas and reduces seams for simpler installation.
• Reinforced edges and aluminum grommets make tie-down straightforward and secure.
• Made from virgin polyethylene so it resists rot and is washable for reuse.

Cons

• Durability varies in real use; some customers report tearing or degradation after a few months of heavy exposure.
• Material feel and perceived thickness may differ from expectations despite the stated 16 mil spec.

Specifications

Size	12 ft x 20 ft
Thickness	16 mil
Color	Black
Material	Virgin polyethylene (non-recycled)
Grommet spacing	Every 3 ft, rust-proof aluminum
Edge treatment	Reinforced hems

Our Verdict

The 12x20 ft heavy duty waterproof tarp offers strong short-term protection and excellent coverage for seasonal projects, camping, and emergency use. It represents good value for buyers who need a large waterproof sheet and easy tie-downs, but those seeking long-term commercial durability should consider heavier industrial options.

Frequently Asked Questions

Is this tarp suitable for camping shelter?
Yes, it can be used to construct a temporary tent or shelter and blocks sun and rain, though it is best for occasional camping rather than constant exposure.

How are the grommets spaced and are they rust resistant?
Grommets are aluminum and placed every 3 ft to allow secure tie-downs without quick rusting.

Can the tarp be washed and reused?
The virgin polyethylene wipes clean or can be rinsed and folded for reuse; proper storage extends its life.