20 ft x 30 ft 12oz Green Canvas Tarp - Heavy Duty Water Resistant

In this review of the 20 ft x 30 ft 12oz Green Canvas Tarp, the bottom line is simple: this tarp is for anyone who needs a large, heavy duty cover that resists water and stands up to sun and snow. The tarp impressed as a practical, no-nonsense solution for covering cargo, a canopy, or a temporary roof patch thanks to its substantial 12 oz polyester fabric, olive green finish, and reinforced construction. It is not a luxury item, but for those who prioritize durability and coverage, this tarp delivers reliable protection at a reasonable price.

Key Features

• Finished Size: The 20 ft x 30 ft dimensions provide broad coverage for vehicles, equipment, or campsite shelter without gaps at common mounting points.
• 12 Oz Polyester Material: The heavy 12 oz fabric feels robust and gives the tarp the weight and resilience needed to resist tears and abrasion in regular outdoor use.
• Olive Green Color: The subdued olive green blends into outdoor environments and offers sun protection while remaining visually unobtrusive at job sites or camps.
• Water Resistant and Breathable: The water resistant finish keeps items underneath dry while the breathable weave reduces moisture buildup that can trap condensation.
• Double Stitched Seams: Reinforced double stitching across seams increases longevity and reduces the chance of seam failure under tension or in wind.
• Grommet Reinforcement: Heavy-duty attachment points and gusset rings make it easier to secure the tarp and distribute stress when tied down.

Who It's For

This tarp is aimed at homeowners, contractors, and outdoorspeople who need dependable, large-area protection from rain and sun. It works well as a canopy cover, temporary roof patch, cargo shelter for semi trucks, or campsite shelter where a durable fabric and robust attachment points matter.

People who need an ultralight or packable tarp for backpacking should look elsewhere, as the 12 oz polyester construction and finished 20 ft x 30 ft size make this a heavier, less compact option. Likewise, those wanting a fully waterproof vinyl or PVC tarp for continuous submersion should consider a different material choice.

Pros & Cons

Pros

• Heavy 12 oz polyester feels durable and resists tears and abrasion in regular outdoor conditions.
• Water resistant finish and breathable fabric keep covered items dry while reducing trapped moisture.
• Double stitched seams and robust grommet rings improve tie-down strength and longevity.
• Large 20 ft x 30 ft coverage delivers value by covering wide areas for the price.

Cons

• At this weight and size the tarp is bulky to store and not suited for lightweight backpacking use.
• It is water resistant rather than fully waterproof, so extended submersion or prolonged pooling may be a limitation.

Specifications

Brand	Mytee Products
Finished Size	20 ft x 30 ft
Material Weight	12 oz polyester
Color	Olive green
Seams	Double stitched
Water Resistance	Water resistant and breathable

Our Verdict

This 20 ft x 30 ft 12oz green canvas tarp is a pragmatic pick for anyone who needs heavy duty coverage without a premium price. The combination of thick polyester, reinforced seams, and solid grommets makes it a durable choice for canopy covers, cargo protection, and temporary roof or campsite shelter. It is best for applications where weight is not a primary concern and value for money and longevity are priorities.

Frequently Asked Questions

Is this tarp fully waterproof?
The tarp is water resistant and designed to shed rain, but it is not a fully submersible PVC tarp for prolonged pooling or underwater use.

Can this tarp be used on a canopy tent?
Yes, the 20 ft x 30 ft finished size and reinforced grommets make it suitable for covering a canopy tent or creating a shelter.

How durable are the seams and attachment points?
Double stitched seams and heavy-duty grommet rings provide stronger seam integrity and reliable tie-down points for regular outdoor exposure.