GUARD SHIELD Heavy Duty Tarp 12x20 ft Green - Thick Waterproof
GUARD SHIELD Heavy Duty Tarp 12x20 ft Green - Thick Waterproof
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In this review the GUARD SHIELD Heavy Duty Tarp 12x20 ft is evaluated as a practical, no-frills cover for outdoor and work use; it is best for someone who needs a large, heavy-duty polyethylene sheet to protect equipment, vehicles, or create temporary shelter. The single biggest reason to buy is the heavy 10mil thickness combined with reinforced seams and rustproof grommets, which deliver reliable waterproofing and anchoring for most yard, jobsite, or camping needs.
Key Features
- 10mil thick construction: The heavy-duty thickness provides extra puncture resistance and stays in place under moderate loads so it protects items from wind-driven debris.
- Woven and coated polyethylene: The coated weave sheds water and resists tearing better than lighter film tarps, making it suitable for repeated outdoor use.
- Heat sealed seams: Heat sealed seams improve waterproofing at stress points so joints are less likely to leak during rain.
- Rustproof aluminum grommets every 3 ft: Regular grommet spacing allows secure tie-downs and even load distribution when covering uneven shapes or fastening to structures.
- Portable and reusable: The tarp is washable and durable enough to be folded and stored between uses for seasonal projects or repeated deployments.
- Multi purpose uses: It serves as a tent rainfly, pool or sandbox cover, truck bed liner, or emergency roof patch when a quick waterproof barrier is needed.
Who It's For
This tarp is aimed at homeowners, landscapers, and campers who need a large, heavy-duty waterproof cover that can handle routine outdoor exposure and occasional rough handling. It is especially useful when a dependable, thicker material is preferred to keep rain and sunlight off tools, pumps, boats, or stored furniture.
Those who want an ultra-lightweight tarp for backpacking or a decorative canopy should look elsewhere; similarly, people needing metal-reinforced or custom-cut industrial covers may require a different product. For general property protection, jobsite containment, or emergency shelter use, this tarp is a sensible choice.
Pros & Cons
Pros
- Thick 10mil material gives strong waterproofing and resistance to punctures.
- Heat sealed seams and woven coated polyethylene improve durability and leak resistance.
- Aluminum grommets every 3 ft make it easy to secure and tie down.
- Washable and reusable for multiple seasons of use.
Cons
- Some users report occasional holes developing over extended heavy use, so extreme abrasion can shorten lifespan.
- At heavy duty thickness it is bulkier to store and not ideal for lightweight backpacking.
Specifications
| Size | 12 x 20 ft |
| Thickness | 10mil (heavy duty) |
| Material | Woven and coated polyethylene |
| Seams | Heat sealed seams |
| Grommet type | Rustproof aluminum, every 3 ft |
| Color | Green |
| Uses | Weather cover, tent shelter, truck bed, pool or sandbox cover |
Our Verdict
The GUARD SHIELD 12x20 ft 10mil tarp is a solid value for anyone who needs a dependable, waterproof cover that stands up to routine outdoor use. With thick material, sealed seams, and regular grommet spacing it handles most yard, camping, and jobsite tasks; buy it if you want a reusable heavy-duty tarp without specialty customization.
Frequently Asked Questions
Is this tarp fully waterproof?
Yes, the woven and coated polyethylene with heat sealed seams provides effective waterproofing for rain and wet conditions.
How often are the grommets placed?
The tarp has rustproof aluminum grommets spaced every 3 ft to make tie-downs convenient.
Can it be used as an emergency roof patch?
Yes, its heavy 10mil thickness and sealed seams make it suitable for short-term roof patches and shelter needs.
Editor's Take
The GUARD SHIELD 12x20 ft 10mil tarp delivers dependable waterproof protection and secure tie-downs with heat sealed seams and aluminum grommets, making it a strong value for general outdoor and jobsite use.

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