Sun Shade Sail Triangle 16ft x 20ft x 25.6ft - UV Block & Cooling

In this review of the SUNN Y GUARD Sun Shade Sail, the bottom line is simple: if you need a budget-friendly, heavy-duty triangular shade that blocks harsh sun and lets air pass through, this is worth considering. The sail is made from high density polyethylene with a claimed 95% UV block rate and a breathable weave that helps keep covered areas noticeably cooler. Installation is straightforward for anyone comfortable with simple hardware and ropes, and the option for custom sizes makes it useful for irregular patios, RV awnings and poolside areas.

Key Features

• UV Protection: The high density polyethylene fabric blocks up to 95% of harmful UV rays to protect skin and reduce direct sunlight exposure.
• Breathable Cooling: The woven material allows air and water to pass through, helping shaded spaces feel cooler on hot days.
• Durable Construction: Made without spliced fabrics from 185GSM HDPE for a sturdy, weather-resistant shade that holds up in demanding conditions.
• Customizable Size: Available in custom sizes to fit odd-shaped yards, pergolas, patios or RV awnings so you can match your specific installation area.
• Installation Accessories: Ships with 3 to 4 pieces of thickened rope to get started, and specialized stainless steel accessories are recommended for long-term durability.
• Made in USA with Warranty: Manufactured in the USA and backed by a five year warranty under normal use and weather conditions for added peace of mind.

Who It's For

The SUNN Y GUARD triangle shade sail is best for homeowners and renters who want a cost-effective way to add sun protection to a backyard, patio, deck, pool area or RV spot without building permanent structures. It suits people who prefer a low-maintenance fabric that breathes, reducing heat buildup while providing strong UV defense.

Those who should look elsewhere include buyers who need full waterproof coverage, exact engineered mounting hardware included, or a fully rigid canopy. If you require a hard-covered shelter or a fully sealed awning, a different product type would be a better match.

Pros & Cons

Pros

• Effective UV blocking up to 95% while remaining breathable to keep areas cooler.
• Sturdy 185GSM HDPE construction that customers report holds up well in storms and hot climates.
• Custom sizing option and included rope pieces make it versatile for many outdoor spaces.
• Good value compared with more complex retractable systems and looks modern in outdoor setups.

Cons

• Not fully waterproof; the breathable fabric allows water to pass through, so it will not keep everything dry in heavy rain.
• For long-term installations, customers should invest in recommended stainless steel accessories rather than relying solely on the included ropes.

Specifications

Material	High density polyethylene (185GSM)
UV Block Rate	Up to 95%
Shape & Size	Triangle 16ft x 20ft x 25.6ft (custom sizes available)
Accessories Included	Rope x 3 PCS (triangle)
Made	USA
Warranty	5 years under normal use and weather

Our Verdict

The SUNN Y GUARD triangular sun shade sail is a practical choice for people who want strong UV protection and improved comfort outdoors without investing in complex systems. It balances value, durability and ease of installation, and the custom size option makes it especially useful for irregular spaces. Buy it if you need breathable shade and solid sun blocking at a modest cost.

Frequently Asked Questions

Is the fabric waterproof?
The fabric is breathable and allows water to pass through, so it is not intended to provide full waterproof coverage in heavy rain.

What mounting hardware is needed?
The sail ships with 3 ropes for triangle sizes; for durable, long-term mounting it is recommended to use SUNNY GUARD stainless steel sunshade accessories.

Can I order a custom size?
Yes, SUNNY GUARD offers custom sized sun shade sails to fit specific outdoor spaces.