7 ft x 12 ft x 13.9 ft Black Right Triangle Sun Shade Sail - Durable

In this review of the 7 ft x 12 ft x 13.9 ft Black Right Triangle Sun Shade Sail from SHADESPEARE, the bottom line is simple: this is a practical, heavy-duty shade solution for outdoor spaces that need reliable UV protection and a tidy appearance. The reviewer found it best for homeowners who want a long, angled shade over patios, pools, driveways or carports because the sail is made from virgin polyethylene with strong tensile strength and a curved-edge design that helps prevent midspan sagging.

Key Features

• Corner-to-corner measurement: Sizing uses corner-to-corner dimensions so buyers can plan mounting points accurately for angled or triangular coverage.
• Curved-edge construction: Slightly curved edges are calculated to reduce sagging and preserve a taut, neat look that improves both appearance and performance.
• Durable virgin polyethylene: The lightweight but strong fabric withstands tension and outdoor use while remaining easy to handle during installation.
• High UV blockage: Provides up to 95% UV blockage and about 90% visibility reduction to keep shaded areas cooler and protect skin and surfaces.
• All-season benefits: Offers cooling and ventilation in summer, some frost protection at night and light rain resistance during brief showers.
• Customizable and warranted: Available for custom orders and backed by a 3-Year Limited Warranty for added peace of mind.

Who It's For

This shade sail is aimed at homeowners and renters who need a straightforward, durable solution to shade triangular or irregular outdoor areas such as a patio corner, pool perimeter, carport or driveway. It suits people who value long-term durability, UV protection and a neat, sag-free look once tensioned correctly.

Those who should look elsewhere include buyers who need complete waterproofing in heavy rain, or who require an exact pre-fitted canopy for an enclosed structure; this product is lightly rainproof and designed for open-air shading rather than full rain or windproof shelter.

Pros & Cons

Pros

• Strong fabric construction gives dependable durability and good value for money over a season.
• Curved-edge design prevents sagging and keeps the sail looking taut and intentional.
• High UV blockage keeps pool areas and patios noticeably cooler and shaded.
• Custom order availability and a 3-Year Limited Warranty add flexibility and reassurance.

Cons

• Hardware included receives mixed feedback, so buyers may need to purchase stronger fittings for very exposed sites.
• Only slightly rainproof, so it will not replace a watertight canopy in heavy storms.

Specifications

Shape	Right triangle
Dimensions	7 ft x 12 ft x 13.9 ft (measured corner to corner)
Color	Black
Material	Virgin polyethylene fabric
UV Blockage	Up to 95% UV blockage
Visibility Reduction	About 90% visibility blockage
Warranty	3-Year Limited Warranty

Our Verdict

The 7 ft x 12 ft x 13.9 ft Black Right Triangle Sun Shade Sail is a sensible, value-driven choice for shading patios, pools and driveways where UV protection and a tidy, sag-free appearance matter. It offers strong tensile fabric, effective cooling and the convenience of custom orders and a 3-Year Limited Warranty, though buyers should plan for upgraded hardware if installing in very exposed or storm-prone locations.

Frequently Asked Questions

How is the sail measured?
Dimensions are taken from corner to corner so you can plan anchor points and fit for triangular coverage.

Is it waterproof?
The fabric is slightly rainproof for brief showers but is not intended as a full waterproof shelter in heavy rain.

Does it come with hardware?
Some hardware is included, but customer feedback is mixed, and stronger fittings may be advisable for exposed installations.