13ft x 15ft x 19.8ft Black Right Triangle Sun Shade Sail - Durable UV

In this review the 13' x 15' x 19.8' black right triangle sun shade sail is assessed for homeowners and small-property managers who need reliable, large-area sun protection. The bottom line: this shade sail delivers strong UV blockage and measured edge shaping to reduce sag, making it a practical choice for patios, pools, carports and driveways. The review focuses on build quality, sun protection performance and real-world installation notes based on product details and customer feedback.

Key Features

• Corner-to-corner measurement: The sail is sized from corner to corner for predictable fit when planning anchor points and layout.
• Curved edge design: Edges are slightly curved using a calculated radian to prevent sagging in the middle and preserve a neat, taut appearance.
• Virgin polyethylene fabric: Lightweight but strong textile offers high tensile strength so it stands up to tensioned installations without tearing.
• High UV and visibility blockage: Provides up to 95% UV blockage and about 90% visibility reduction to significantly cool shaded areas and protect surfaces.
• All-season function: Offers shading and ventilation in summer, helps reduce frost exposure at night, and is slightly rainproof during light wet weather.
• Customizable and warranted: The manufacturer accepts custom orders and backs the product with a 3-Year Limited Warranty for added assurance.

Who It's For

This shade sail suits homeowners with a backyard, patio, balcony or pool who need a large, budget-friendly shade that blocks most UV and retains airflow. It is also useful for carports and driveways where long-lasting tensile strength matters.

People who want a fully waterproof canopy or who require hard-structure mounting hardware included should look elsewhere; customers report mixed experiences with the included hardware, so plan on buying heavy-duty fittings if installing in exposed locations.

Pros & Cons

Pros

• Excellent UV protection that keeps pool areas and patios noticeably cooler.
• Curved edge design reduces center sag and improves long-term appearance.
• Lightweight virgin polyethylene combines tensile strength with easy handling during install.
• Custom orders and a 3-Year Limited Warranty add flexibility and assurance.

Cons

• Hardware included receives mixed reviews, so buyers may need to purchase more robust fittings separately.
• Only slightly rainproof, not intended as a full waterproof shelter in heavy rain.

Specifications

Shape	Right triangle
Size (corner to corner)	13' x 15' x 19.8'
Color	Black
Material	Virgin polyethylene
UV blockage	Up to 95%
Visibility blockage	About 90%
Warranty	3-Year Limited Warranty

Our Verdict

The 13' x 15' x 19.8' black right triangle shade sail is a solid, value-minded option for shading patios, pools and carports where high UV blockage and reduced sag are priorities. It is best for users who can supply or upgrade mounting hardware and who accept that it is only slightly rainproof; for those needs it offers good durability, customization options and clear benefits for cooling outdoor spaces.

Frequently Asked Questions

Is this shade sail waterproof?
It is slightly rainproof for light showers but not fully waterproof; heavy rain or standing water are not recommended.

Does the product include installation hardware?
Some hardware is included but customer reports are mixed, so higher quality fittings may be needed for exposed or permanent installs.

Can I order a different size or shape?
Yes, the manufacturer accepts custom orders to fit nonstandard mounting layouts.