19 ft x 20 ft x 27.6 ft Red Right Triangle Sun Shade Sail - Durable UV

In this review of the 19' x 20' x 27.6' red right triangle sun shade sail, the bottom line is simple: it is a practical, heavy-duty option for homeowners and small commercial spaces that need broad UV protection and reliable shape retention. The reviewer found it best for covering pools, patios and carports where a large triangular canopy is needed; the sail's curved edges and tensile virgin polyethylene material are the single biggest reasons to buy, since they reduce sagging and deliver up to 95% UV blockage while remaining lightweight enough for straightforward installation.

Key Features

• Corner-to-corner measurement: The sail is sized from corner to corner so buyers can plan coverage precisely for patios, pools or driveways.
• Curved edge design: Slightly curved edges follow a calculated radian to prevent sagging in the middle and maintain a neat, tensioned appearance.
• Virgin polyethylene fabric: High tensile strength and low weight combine for a durable canopy that resists tearing while staying manageable during installation.
• High UV and visibility blockage: The material blocks up to 95% of UV rays and about 90% of visible light, helping keep areas cooler and shaded.
• Seasonal versatility: Provides shade and cooling in summer, ventilation, light frost protection at night, and slight rain resistance during showers.
• Custom orders and warranty: The sail can be customized to fit unusual layouts and includes a 3-year limited warranty for added assurance.

Who It's For

This sun shade sail is ideal for homeowners, small business owners and renters who want a large triangular cover for a backyard, pool area, carport or patio and who value reduced sag and strong UV protection. Installers who prefer a ready-to-tension sail with curved edges will appreciate the engineered shape that helps the fabric hold form over time.

It is less suited for buyers who need a fully waterproof awning for heavy rain or those wanting a permanent, rigid structure; users needing an exact off-the-shelf rectangle or circular cover should look at shapes specifically matching those footprints instead of a right triangle.

Pros & Cons

Pros

• Excellent sun protection from UV rays, helping reduce heat and sun exposure in covered areas.
• Engineered curved edges reduce sag and preserve a tidy, tensioned look long term.
• Durable yet lightweight virgin polyethylene fabric provides strength without excess bulk.
• Custom ordering and a 3-year limited warranty offer flexibility and confidence.

Cons

• Hardware included receives mixed feedback, so buyers may need to upgrade fittings for heavy-duty or windy locations.
• Not fully waterproof in heavy rain, offering only slight rain resistance.

Specifications

Shape	Right triangle
Dimensions	19' x 20' x 27.6' (measured corner to corner)
Material	Virgin polyethylene
UV blockage	Up to 95%
Visibility blockage	About 90%
Warranty	3-Year Limited Warranty
Customization	Available on request

Our Verdict

The 19' x 20' x 27.6' red right triangle shade sail is a solid value for anyone needing a large, tension-retaining canopy for outdoor shade. Its engineered curved edges and strong virgin polyethylene make it a reliable choice for pools, patios and carports, and the option for customization plus a 3-year limited warranty adds practical assurance. Pick upgraded fittings if you expect high winds or heavy use.

Frequently Asked Questions

Is this shade sail waterproof?
It is slightly rainproof for light showers but not designed as a fully waterproof awning for heavy or prolonged rain.

How are the measurements taken?
Measurements are taken from corner to corner, and the edges are slightly curved based on a calculated radian to prevent sagging.

Does it come with hardware?
Some hardware is included, but customer feedback is mixed so higher-grade fittings may be recommended for windy or heavy-duty installations.