11 ft x 13 ft x 17 ft Brown Right Triangle Shade Sail - Durable UV

In this review of the 11' x 13' x 17' Brown Right Triangle Shade Sail from SHADESPEARE, the bottom line is clear: this is a practical, heavy-duty canopy for homeowners who need reliable sun protection over irregular outdoor spaces. The reviewer found the sail's corner-to-corner measurement, curved edge design and virgin polyethylene fabric deliver stable tension and significant UV reduction, making it especially useful for patios, pools and carports where cooling and sun blockage are priorities.

Key Features

• Corner-to-corner sizing: Measurements are taken from corner to corner so the installed sail fits as expected when anchored to fixed points.
• Curved edge design: Slightly curved edges are calculated to prevent sagging and maintain a taut, attractive canopy after installation.
• Virgin polyethylene fabric: Lightweight with high tensile strength, the material resists tearing and holds tension under normal outdoor use.
• High UV blockage: Provides up to 95% UV blockage and about 90% visibility reduction to keep shaded areas cooler and protect skin and furnishings.
• Seasonal versatility: Offers shading and ventilation in summer, some anti-frost protection at night and light rain resistance in brief showers.
• Customizable and warranted: Available for custom orders and backed by a 3-Year Limited Warranty for added purchase confidence.

Who It's For

This shade sail is best for homeowners or renters who need a robust, economical way to shade irregular outdoor areas like patios, swimming pools, carports, driveways and gardens. It suits DIY installers who can anchor three points and who prefer a fabric that balances strength and breathability.

It may be less suitable for people needing fully waterproof, storm-rated covers or those who want a motorized or retractable system; for heavy, sustained rain or exposure to severe weather, a hard canopy or permanent structure is a better choice.

Pros & Cons

Pros

• Effectively reduces sun and heat with up to 95% UV blockage, keeping areas noticeably cooler.
• Curved edges and corner measurements prevent mid-span sagging for a neater, longer-lasting installation.
• Durable virgin polyethylene fabric offers strong tensile strength while remaining lightweight.
• Good value and durability according to customer feedback, with generally easy installation.

Cons

• Hardware included receives mixed reviews, so buyers may prefer to source heavy-duty fixings separately.
• Only slightly rainproof; not intended as a substitute for a waterproof roof in severe weather.

Specifications

Shape	Right triangle
Size (corner to corner)	11' x 13' x 17'
Color	Brown
Material	Virgin polyethylene
UV blockage	Up to 95%
Visibility reduction	About 90%
Warranty	3-Year Limited Warranty

Our Verdict

The 11' x 13' x 17' Brown Right Triangle Shade Sail is a practical, affordable option for shading patios, pools and carports where strong UV protection and a tidy, tensioned look matter. With its curved-edge design, durable polyethylene fabric and a 3-Year Limited Warranty, it is a good value for most residential outdoor shading needs, though buyers should plan for durable mounting hardware and not rely on it as a full waterproof solution.

Frequently Asked Questions

Is this sail waterproof?
It is only slightly rainproof for light showers; it is not designed as a fully waterproof or storm-rated roof.

How are measurements taken?
Measurements are taken from corner to corner and edges are curved to prevent sagging when properly installed.

Can the sail be customized?
Yes, SHADESPEARE offers custom orders and the product comes with a 3-Year Limited Warranty.