11 ft x 20 ft x 22.8 ft Red Right Triangle Sun Shade Sail - UV Block

In this review the 11 ft x 20 ft x 22.8 ft Red Right Triangle Sun Shade Sail is evaluated for homeowners and light commercial users who need reliable sun protection over patios, pools, or driveways. The bottom line: this shade sail stands out for its combination of strong virgin polyethylene construction and a curved-edge design that prevents sagging, delivering solid UV blockage and long-term durability at a reasonable price. It is best for those wanting ventilation and sun protection in outdoor spaces rather than a fully waterproof awning.

Key Features

• Corner-to-corner measurement: Measurements are taken from corner to corner so the sail covers the planned area predictably when installed.
• Curved edges: Edges are slightly curved with a calculated radian to prevent sagging and maintain a neat, taut appearance after installation.
• Virgin polyethylene fabric: The lightweight, high tensile fabric gives strength without excessive weight, making the sail easy to handle and durable in sun exposure.
• High UV and visibility blockage: The canopy provides up to 95% UV blockage and about 90% visibility blockage to reduce heat and glare below the sail.
• Seasonal versatility: It shades and ventilates in summer, offers some night frost protection and slight rain resistance during light showers.
• Custom orders and warranty: Items can be customized and come with a 3-Year Limited Warranty for added confidence.

Who It's For

The shade sail is ideal for homeowners with a pool, patio, balcony, carport, or garden who want durable sun protection that improves comfort and reduces pool heating. It suits DIY installers and landscapers who need a fabric that is lightweight yet strong and works well when mounted among trees or on fixed posts.

It is less suitable for people who need a fully waterproof canopy for heavy, prolonged rain or those needing precise small-format shading; in those cases a solid tarp or structured awning may be a better choice.

Pros & Cons

Pros

• Effective shade and cooling thanks to 95% UV blockage, which keeps outdoor areas noticeably cooler.
• Well engineered edge curvature reduces sag and preserves a tidy look after tensioning.
• Durable, lightweight virgin polyethylene offers strong tensile strength and easy handling during installation.
• Custom order options and a 3-Year Limited Warranty add practical value for long-term projects.

Cons

• Hardware included receives mixed feedback, so buyers may want to budget for higher-grade fittings if mounting conditions are demanding.
• Only slightly rainproof: not intended as a replacement for fully waterproof awnings in heavy rain.

Specifications

Shape	Right triangle
Size (corner to corner)	11 ft x 20 ft x 22.8 ft
Color	Red
Material	Virgin polyethylene
UV blockage	Up to 95%
Visibility blockage	About 90%
Warranty	3-Year Limited Warranty

Our Verdict

The Red Right Triangle shade sail is a sensible choice for homeowners and landscapers who need robust sun protection with good ventilation and a neat, sag-free look. Its strong virgin polyethylene fabric, high UV blockage and custom options make it good value for outdoor shading projects, provided buyers accept that it is only slightly rainproof and may require upgraded hardware for some installations.

Frequently Asked Questions

How is the sail measured?
The measurement is taken from corner to corner so you can plan coverage based on those dimensions.

Is it waterproof?
The sail is slightly rainproof for light showers but is not fully waterproof for prolonged heavy rain.

Can I get a custom size?
Yes, all products are available to be customized and come with a 3-Year Limited Warranty.