Better Blue Poly Tarp 20 x 40 Lightweight 5 Mil Waterproof Cover

In this review the Better Blue Poly Tarp 20 x 40 is presented as a practical, no-nonsense cover for people who need dependable protection without heavy bulk. The bottom line: this tarp is for homeowners, contractors, and outdoor enthusiasts who want an affordable, waterproof sheet that resists UV damage and tears while remaining light enough to handle alone. Its single biggest selling point is the 5 mil polyethylene construction, which balances waterproofing and durability while keeping the tarp easy to fold, store, and deploy.

Key Features

• 5 Mil Polyethylene: Provides reliable waterproof protection that stands up to rain and light snow without soaking through.
• UV-Resistant Finish: Helps prevent sun degradation so the tarp can be used season after season outdoors.
• Reinforced Edges: Reinforcements reduce the chance of tearing when the tarp is secured or under strain during use.
• Rust-Proof Grommets: Metal grommets placed every 36 in allow quick, secure tie-downs that resist corrosion in wet conditions.
• Lightweight Design: The tarp is flexible and easy to fold, carry, and drape over loads or frames without heavy lifting.
• Multipurpose Use: Suitable for camping, roofing, construction, equipment covers, and emergency shelter tasks.

Who It's For

The Better Blue Poly Tarp is best suited to DIYers, landscapers, and camping parties who need a large, waterproof cover that is easy to handle solo. It works well for protecting wood piles, covering equipment, temporary roofing patches, and creating simple shelters when durability and weather resistance matter more than a premium finish.

Those seeking a heavy-duty industrial tarp for constant, long-term exposure to harsh conditions or heavy abrasion might look elsewhere for thicker material or specialized fabrics, but for general-purpose outdoor work and occasional jobsite use this tarp offers strong value.

Pros & Cons

Pros

• Waterproof 5 mil polyethylene gives dependable protection from rain and damp conditions.
• Rust-proof metal grommets every 36 in make securing fast and reliable.
• Reinforced edges and tear-resistant construction extend useful life compared with thin sheets.
• Lightweight and flexible for easy handling, folding, and storage.

Cons

• At 5 mil thickness it is less rugged than heavy-duty tarps for constant industrial abrasion or prolonged heavy loads.

Specifications

Product name	Better Blue Poly Tarp 20 x 40
Thickness	5 mil polyethylene
Size	20 ft x 40 ft
Grommet spacing	Every 36 in
Edge treatment	Reinforced edges
Use	Waterproof, UV-resistant, multipurpose outdoor/indoor

Our Verdict

The Better Blue Poly Tarp 20 x 40 is a practical, cost-effective cover for homeowners, campers, and light contractors who need a waterproof, UV-resistant tarp that is easy to handle. Its 5 mil construction and reinforced edges deliver durable protection for seasonal use and temporary projects, making it a smart value purchase when heavy industrial duty is not required.

Frequently Asked Questions

Is this tarp waterproof?
Yes. The 5 mil polyethylene construction is waterproof and intended to keep water out for general outdoor protection.

How are the grommets spaced?
Metal grommets are placed every 36 in to allow secure tie-downs and even load distribution.

Can it be used for camping shelters?
Absolutely. Its lightweight, flexible fabric and reinforced edges make it suitable for shelters, ground covers, and gear protection.