RAINDEWAY Tarps 20x30 ft Waterproof Tarp - Durable 9Mil Cover

In this review the RAINDEWAY 20x30 ft tarp is judged as a solid, no-nonsense outdoor cover for homeowners, contractors, and boat or pool owners who need reliable protection from sun and rain. The single biggest reason to buy is its combination of true finished size and a thicker 9 mil poly construction, which provides real coverage and durability without the premium price of heavy canvas alternatives. The review highlights practical impressions from use, how the reinforced edges and grommets perform, and where it fits best.

Key Features

• Finished size: The stated 20x30 ft actual usable dimensions mean the tarp covers what it promises, avoiding frustrating shortfalls common with some budget tarps.
• 9 mil thickness: A medium duty 9 mil sheet gives reassuring heft and puncture resistance compared with thinner poly options while staying manageable to handle.
• UV resistant: The added UV treatment helps slow sun damage when used for seasonal outdoor protection, extending the tarp's service life.
• Reinforced edges: Metal grommets around reinforced hems make it straightforward to secure the tarp in multiple places for stable coverage in windy conditions.
• Multipurpose use: The tarp works equally well as a roof or equipment cover, pool protection, or truck bed liner, offering flexibility for yard and jobsite needs.

Who It's For

The RAINDEWAY 20x30 ft tarp is aimed at homeowners and tradespeople who need a dependable medium duty tarp for seasonal or long-term outdoor protection. It suits people covering boats, pools, outdoor furniture, or building materials where UV protection and reinforced tie points matter.

Those who require industrial heavyweight tarpaulins for permanent rooftop work or extreme commercial applications should look for thicker industrial tarps or specialized covers; likewise anyone wanting a breathable canvas option for delicate items should consider alternate materials.

Pros & Cons

Pros

• True finished dimensions mean predictable coverage without guessing allowances.
• Durable 9 mil poly construction offers a noticeable improvement in thickness and protection over thin retail tarps.
• Reinforced metal grommets make securing the tarp easy and reliable in wind or rain.
• Good value for money: customers report solid protection and longevity for the price point.

Cons

• As a medium duty polyethylene tarp it will not replace heavy canvas or industrial PVC for permanent, heavy-load applications.

Specifications

Brand	RAINDEWAY
Finished size	20 ft x 30 ft
Thickness	9 mil
Weight	Approximately 5.3 oz per sq yd
Weave count	10 x 10
Material	Polyethylene (PE) with reinforced edges and metal grommets

Our Verdict

The RAINDEWAY 20x30 ft tarp is a practical, value-oriented choice for anyone needing dependable seasonal or jobsite coverage. Its accurate finished size, 9 mil thickness, and reinforced grommets deliver useful durability for protecting equipment, pools, and outdoor furniture, making it a sensible buy for most homeowners and contractors who want reliable weather protection without overspending.

Frequently Asked Questions

Is the listed size the actual usable size?
The tarp is sold as a finished 20 ft by 30 ft, and the actual usable dimensions match that finished size.

Will this tarp hold up to sun exposure?
Yes, the tarp includes UV resistance to slow sun degradation and extend its service life in outdoor use.

Can it be secured in high wind?
Reinforced edges with metal grommets allow multiple secure tie-down points, improving resistance to wind when properly anchored.