Core Tarps 16 Mil Heavy Duty Waterproof Tarp Cover for All Weather

In this review of the Core Tarps Extra Heavy Duty 16 Mil Tarp Cover the bottom line is clear: this tarp is built for users who need thick, weatherproof protection for outdoor gear and temporary roof covers. The single biggest reason to consider it is the use of 100% virgin polyethylene and reinforced construction, which gives a noticeably heavier, more durable feel than lighter, recycled options. Reviewers who prioritize waterproofing, UV resistance and reinforced grommets will find this tarp delivers practical protection for yards, boats, patios and work sites.

Key Features

• Finished size: The tarp is delivered at the stated finished dimensions so buyers get the full 20 ft x 40 ft coverage without being shorted on edges.
• 100% virgin polyethylene: The use of pure, non-recycled polyethylene gives the tarp a thicker, more tear-resistant sheet that resists rot and prolonged wear.
• Reinforced edges: Heavy hems and a 14 x 16 weave count strengthen the border to reduce fraying and extend the useful life under tension.
• Strong grommets: Metal grommets every 18 in allow secure tie-downs with rope or bungee cords for stable anchoring in wind and rain.
• Weatherproof protection: The material is both waterproof and UV resistant so it performs across seasons for roof patches, pool covers, and camping shelters.
• Multipurpose design: The tarp is versatile enough to be used for construction covers, furniture protection, boat or vehicle coverage, and temporary canopies.

Who It's For

This tarp is best for homeowners, handymen, landscapers and campers who need a heavy, long-lasting cover for outdoor equipment, patio furniture, pools, boats or emergency roof protection. The finished-size guarantee and robust construction make it practical for projects where full coverage and fewer seams matter.

People who need a lightweight, packable ground tarp for backpacking or precise-fit custom tarps for long-term permanent installations should look elsewhere; this is a purpose-built heavy duty cover meant for durability and weather resistance rather than minimal weight or tailored fit.

Pros & Cons

Pros

• Very durable feel from the 16 mil thickness and 100% virgin polyethylene construction.
• Finished dimensions mean you get the full 20 ft x 40 ft without surprise shortfalls at the edges.
• Metal grommets every 18 in plus reinforced hems make tie-downs simpler and more secure.
• Waterproof and UV resistant for reliable seasonal protection outdoors.

Cons

• Some customers report grommet tearing under extreme stress, so heavy constant tension points may need reinforcement.
• The heavy material adds bulk and weight, making it less convenient for backpacking or very compact storage.

Specifications

Brand	Core Tarps
Finished size	20 ft x 40 ft
Material	100% virgin polyethylene
Thickness	16 mil
Weave count	14 x 16
Grommet spacing	Every 18 in
Color	Green/Black

Our Verdict

The Core Tarps 16 Mil tarp is a solid value for anyone needing a heavy, weatherproof cover that arrives at full stated dimensions and resists UV and water damage. It performs well for temporary roof patches, covering boats, patios and jobsite protection, though buyers should reinforce anchor points if they expect constant extreme tension. For durability and season-long protection this tarp is a practical, cost-effective choice.

Frequently Asked Questions

Is the stated size the actual usable size?
Yes, the tarp is sold at finished size so the 20 ft x 40 ft dimensions are the delivered usable measurements.

Can this tarp be used year-round outdoors?
Yes, the material is waterproof and UV resistant so it is suitable for year-round outdoor protection against rain, sun and snow.

Are the grommets durable for heavy tie-downs?
The metal grommets are spaced every 18 in and are reinforced, but some users recommend additional reinforcement at constant high-stress anchor points.