14 ft x 16 ft x 21.3 ft Right Triangle Sun Shade Sail - Durable UV

In this review the 14' x 16' x 21.3' right triangle sun shade sail is judged as a practical, heavy-duty option for homeowners who need broad, reliable sun protection over patios, pools, and driveways. The biggest reason to consider it is its material and cut: made from virgin polyethylene with edges slightly curved to prevent sagging, it balances strong tensile strength and light weight to deliver up to 95% UV blockage and steady shape over time. Installation is straightforward for an experienced DIYer and the option to customize sizes makes it a flexible choice.

Key Features

• Curved edge design: The edges are cut with a precise radian so the sail resists sagging in the middle and keeps a neat, tensioned appearance.
• High UV protection: Fabric blocks up to 95% of UV rays, which helps keep shaded areas noticeably cooler and protects furnishings and skin.
• Lightweight yet strong fabric: Virgin polyethylene gives the sail strong tensile strength while keeping the weight manageable for easier mounting.
• Breathable ventilation: The open-weave characteristics allow airflow for cooling in summer while still providing substantial sun coverage.
• All-season utility: The sail provides shading and cooling in summer, anti-frost at night, and is slightly rainproof during light rain events.
• Customizable and warranted: The product can be custom ordered and ships with a 3-Year Limited Warranty for added confidence.

Who It's For

This shade sail is best for homeowners with a patio, pool, carport, or garden who want broad sun coverage and improved outdoor comfort without building permanent structures. It is particularly useful where trees or posts allow multiple anchor points and where a triangular sail fits the layout better than rectangular options.

It is less suitable for buyers who need fully waterproof canopies for heavy rain, or those seeking a rigid pergola-style roof. Buyers who prefer a plug-and-play hardware kit may want to check included fittings carefully, as customers report mixed experiences with the hardware supplied.

Pros & Cons

Pros

• Excellent sun protection with up to 95% UV blockage for cooling and sun safety.
• Durable virgin polyethylene material that balances strength and light weight for long-lasting use.
• Curved edge design prevents mid-span sagging, maintaining a clean appearance under tension.
• Custom sizing available and a 3-Year Limited Warranty provide flexibility and peace of mind.

Cons

• Only slightly rainproof, so it will not replace a waterproof roof during heavy storms.
• Hardware included receives mixed feedback from customers, so some may prefer to source stronger fittings separately.

Specifications

Shape	Right triangle
Measured	Corner to corner
Size	14' x 16' x 21.3'
Material	Virgin polyethylene
UV blockage	Up to 95%
Visibility reduction	Approx. 90%
Warranty	3-Year Limited Warranty

Our Verdict

The 14' x 16' x 21.3' right triangle shade sail is a worthwhile buy for anyone seeking strong sun protection with a neat, tensioned look and the option to customize size. It offers excellent UV blockage, durable yet lightweight construction, and reasonable value for outdoor shading needs; just plan for additional or upgraded hardware if your mounting points require extra strength.

Frequently Asked Questions

Is this shade sail waterproof?
The fabric is only slightly rainproof and is intended primarily for sun protection; it is not a replacement for a waterproof canopy.

How is the measurement taken?
Measurements are taken from corner to corner and edges are cut with a slight curve to reduce sagging once installed.

Can I order a different size or shape?
Yes, all products from this line can be customized to fit specific dimensions and layouts.