21 ft x 23 ft x 31.1 ft Turquoise Right Triangle Sun Shade Sail - Cool

In this review of the 21 ft x 23 ft x 31.1 ft Turquoise Right Triangle Sun Shade Sail, the reviewer finds a practical, heavy-duty shade solution for larger outdoor areas. Designed for homeowners who need broad coverage without bulky frames, this shade sail stands out for its measured corner-to-corner sizing and slightly curved edges that prevent sagging. The main reason to buy is its combination of strong virgin polyethylene construction and high UV blockage, which delivers reliable daytime cooling and long-term durability in patios, poolsides, and driveways.

Key Features

• Corner-to-corner measurement: Sizing is taken from corner to corner so buyers can plan precise coverage for irregular anchor points.
• Curved edges: Edges are made slightly curved using a calculated radian to reduce sagging and maintain a taut, attractive canopy.
• High UV blockage: The fabric provides up to 95% UV blockage to protect people and outdoor furniture from sun exposure.
• Lightweight, strong fabric: Made of virgin polyethylene, the sail balances strong tensile strength with low weight for easier handling and installation.
• Seasonal versatility: The material shades and cools in summer, helps reduce nighttime frost risk, and is slightly rainproof for light showers.
• Custom orders and warranty: Available to be customized and backed by a 3-Year Limited Warranty for peace of mind.

Who It's For

This shade sail is ideal for homeowners with larger outdoor spaces such as backyards, patios, swimming pools, carports, or driveways who want broad, unobstructed shade without installing a permanent structure. It is especially useful for sites with multiple anchor points or positions among trees where a flexible, corner-measured sail fits better than rigid panels.

Those seeking full waterproofing or a heavy-duty commercial canopy should look elsewhere, as this sail is only slightly rainproof and is optimized for sun protection and ventilation rather than sustained downpours or structural load bearing.

Pros & Cons

Pros

• Provides substantial sun protection with up to 95% UV blockage for cooler outdoor areas.
• Curved edges and corner-to-corner sizing keep the sail taut and reduce mid-span sagging for a neat appearance.
• Virgin polyethylene construction delivers good tensile strength while staying lightweight for easier handling.
• Customizable options and a 3-Year Limited Warranty add flexibility and confidence.

Cons

• Hardware received mixed feedback from customers, so anchoring accessories may need upgrading for some installations.
• Only slightly rainproof, so it is not suitable as a primary shelter in heavy rain.

Specifications

Shape	Right triangle
Overall dimensions	21 ft x 23 ft x 31.1 ft (measured corner to corner)
Color	Turquoise
Material	Virgin polyethylene
UV blockage	Up to 95%
Visibility blockage	Approximately 90%
Warranty	3-Year Limited Warranty

Our Verdict

This turquoise right triangle shade sail is a strong value for homeowners who want large-area sun protection without permanent construction. With corner-to-corner sizing, curved edges to prevent sagging, and high UV blockage from virgin polyethylene, it performs well for patios, pools, and driveways. Buyers should plan anchor hardware carefully and avoid relying on it for heavy rain, but for cooling and UV protection it offers durable performance and customization backed by a solid warranty.

Frequently Asked Questions

Does the sail come with hardware?
Some hardware is included, but customer experience is mixed so stronger or upgraded anchors may be required depending on installation.

Is the fabric waterproof?
The sail is slightly rainproof and tolerates light showers, but it is not fully waterproof for heavy or prolonged rain.

Can I order a different size?
Yes, all products are available to be customized to fit different anchor layouts and coverage needs.