11ft x 21ft x 23.7ft Sand Beige Right Triangle Sun Shade Sail - UV

In this review of the 11' x 21' x 23.7' Sand Beige Right Triangle Sun Shade Sail, the bottom line is simple: this is a practical, well-made shade sail for homeowners who want reliable sun protection over patios, pools, or driveways. The reviewer found the sail's combination of a precisely curved edge design and virgin polyethylene fabric delivers strong tension and keeps the canopy looking taut, while blocking up to 95% of UV rays. If you need a durable, slightly rainproof canopy that is easy to install and can be customized, this shade sail deserves consideration.

Key Features

• Corner-to-corner measurement: Sizing is taken from corner to corner so buyers can plan mounting points accurately before ordering.
• Curved edge design: Edges are made slightly curved using a calculated radian to prevent sagging and maintain a clean, taut appearance over time.
• Virgin polyethylene fabric: The lightweight material has strong tensile strength for durability and resistance to tearing in normal outdoor conditions.
• High UV protection: Provides up to 95% UV blockage and about 90% visibility reduction for effective sun and glare control.
• All-season utility: Offers shading, cooling and ventilation in summer, helps reduce frost at night, and is slightly rainproof for light wet weather.
• Custom orders and warranty: Can be customized to fit unusual spaces and includes a 3-Year Limited Warranty for added peace of mind.

Who It's For

This shade sail suits homeowners with medium to large outdoor areas who need a resilient, attractive canopy for patios, poolside seating, carports or garden spaces. It is a good fit for people who value a taut, sail-like look and want the option to customize dimensions or color for a tailored installation.

It may be less suitable for those who need a fully waterproof awning for heavy rain or who cannot access secure mounting points for a corner-to-corner installation. Also, buyers who expect full hardware and complicated mounting solutions included should check what is shipped, as customer feedback on supplied hardware is mixed.

Pros & Cons

Pros

• Excellent sun protection and cooling due to the high UV blockage and breathable fabric.
• Curved edge and corner-to-corner sizing reduce mid-span sagging for a neater, longer-lasting installation.
• Durable virgin polyethylene construction gives a good balance of strength and light weight.
• Customizable sizes and a 3-Year Limited Warranty provide flexibility and confidence for installations.

Cons

• Not fully waterproof in heavy rain; described as only slightly rainproof for light showers.
• Hardware included receives mixed reviews, so buyers might prefer to source mounting hardware separately for complex installations.

Specifications

Shape	Right triangle
Size (corner to corner)	11' x 21' x 23.7'
Color	Sand Beige
Material	Virgin polyethylene fabric
UV blockage	Up to 95% UV blockage
Visibility reduction	About 90% visibility blockage
Warranty	3-Year Limited Warranty

Our Verdict

This sand beige triangle shade sail is a solid value for homeowners seeking reliable sun protection with an attractive, taut installation. Its engineered curved edges, strong polyethylene fabric, and high UV blockage make it especially useful for poolside, patio, and carport shading, while customization options and a 3-Year Limited Warranty add practical flexibility.

Frequently Asked Questions

Can this sail be used over a pool?
Yes; customers report it keeps pools cooler and provides good sun coverage, though it is only slightly rainproof and not intended as a full waterproof cover.

Is the sail easy to install?
Many buyers find it straightforward to tension and hang, thanks to the curved-edge design that prevents sagging, but hardware quality varies so plan mounting hardware accordingly.

Can I order a custom size?
Yes; all products are available to be customized to fit nonstandard spaces.