ShadeMart 8 ft x 20 ft Red Waterproof Shade Sail - Strong, Water
ShadeMart 8 ft x 20 ft Red Waterproof Shade Sail - Strong, Water
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In this review the ShadeMart 8 ft x 20 ft red waterproof shade sail is evaluated for homeowners and renters who need a robust canopy that blocks sun and sheds light rain. The single biggest reason to buy is its combination of a PU waterproof coating and a 95% UV block, which together lower surface temperatures and protect outdoor areas. The sail is best for patios, carports, and backyard seating areas where a durable, tensioned canopy is preferred and custom sizes are useful.
Key Features
- Waterproof fabric: PU coated polyester helps prevent water from passing through and stands up to light rain while keeping covered areas drier than uncoated fabric.
- 95% UV block: High UV blockage significantly reduces sun exposure and can lower surface temperature by up to 15 degrees compared with no shade.
- Reinforced edges: Curved edges with dual-layer white webbing distribute load and reduce tearing at stress points for longer service life.
- Stainless steel corners: D rings at each corner attach to the dual webbing so you can secure the sail with hardware for a taut installation.
- Custom size option: Custom sizes are available and usually made within two business days, useful when standard sizes do not fit your space.
- Easy install concept: The canopy is compact and designed to be installed or uninstalled without heavy equipment when paired with proper hardware.
Who It's For
The ShadeMart 8 ft x 20 ft sail is well suited to homeowners, renters, or small-business owners who need a rectangular canopy for a patio, small carport, or backyard seating area and who want effective sun protection with some water resistance. It is useful for people who value quick customization and a product that reduces heat and glare in outdoor living spaces.
Those who should look elsewhere include anyone who expects full waterproof performance in heavy storms or who needs an installation kit included; this sail resists light rain but can sag with water accumulation and requires separate hardware to maintain maximum tension during bad weather.
Pros & Cons
Pros
- Solid build quality with strong stitching and reinforced corner loops noted by customers.
- Effective shade and temperature reduction, backed by a 95% UV blockage.
- Good value for the quality and ease of installation when using compatible hardware.
Cons
- Not fully stormproof; can accumulate water or risk tearing in severe weather without careful installation.
- Installation kit is not included, so buyers must purchase hardware separately for best results.
Specifications
| Brand | ShadeMart |
| Size | 8 ft x 20 ft |
| Material | Polyester with PU waterproof coating |
| UV Protection | Up to 95% UV blockage |
| Edges | Curved edges with dual-layer white webbing |
| Corners | Stainless steel D rings attached to dual webbing |
| Custom sizes | Available, usually 2 business days |
Our Verdict
The ShadeMart 8 ft x 20 ft waterproof shade sail is a smart choice for anyone wanting reliable sun protection and a cooler outdoor surface at a reasonable price. It offers strong construction, good UV blocking, and a compact profile for easy handling; just plan to buy proper installation hardware and avoid trusting it in heavy storms.
Frequently Asked Questions
Is this sail fully waterproof?
It has a PU waterproof coating and resists light rain, but it is not designed for heavy storms and can sag if water accumulates.
Does the product include installation hardware?
No, the installation kit is not included; ShadeMart recommends using its compatible hardware kit to ensure proper tension and quick installation.
Can I order a different size?
Yes, custom sizes are available and typically made within two business days.
Editor's Take
The ShadeMart 8 ft x 20 ft waterproof shade sail is a good-value canopy that blocks 95% of UV, reduces surface temperature, and offers strong reinforced edges; buyers should add proper hardware and avoid use in heavy storms.

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