Sun Shade Sail Triangle 13ftx20ftx23.9ft - UV Block & Cool Shade

In this review of the Sun Shade Sail Triangle, the bottom line is straightforward: this shade sail is for homeowners and outdoor users who want a simple, durable way to cut direct sunlight and reduce heat in patios, decks or pool areas. The reviewer found the sail effective at blocking sunlight and improving comfort because it is made from high density polyethylene that blocks up to 95% of harmful UV rays while remaining breathable, so it cools the space rather than trapping heat.

Key Features

• UV Protection: The high density polyethylene fabric blocks up to 95% of harmful UV rays, helping protect skin and outdoor furniture from sun damage.
• Breathable Cooling: The fabric allows air and water to pass through, which helps lower perceived temperature beneath the sail on hot days.
• Durable Construction: Made from 185GSM HDPE without splicing, the sail is built to resist wear and to perform in sustained sun exposure.
• Customizable Size: The manufacturer offers custom sizing, so the sail can be tailored to fit irregular yards, pergolas, or carport layouts.
• Included Accessories: The package includes 3 to 4 thickened ropes for mounting, providing a quick-start installation option.
• Warranty and Support: Made in USA and backed by a five year warranty under normal use, with customer support available for sizing or installation questions.

Who It's For

The sail is best suited to homeowners, renters or small business owners who need a cost-effective shade solution for a backyard, patio, pool area, BBQ spot or pergola. It works well for people who value simple installation, UV protection and breathability over more complex retractable canopies.

Those who need a fully waterproof canopy, motorized retractable system, or an exact off-the-shelf metal mounting kit should look elsewhere; this product is a fabric shade intended to let air and some water pass through and is optimized for sun protection and cooling rather than full weatherproofing.

Pros & Cons

Pros

• Effective UV block up to 95% for sun protection and reduced fading of outdoor items.
• Breathable design helps keep the shaded area cooler than solid, non-vented covers.
• Sturdy 185GSM HDPE construction without splicing gives a clean look and good durability.
• Custom sizing and included ropes make it flexible for many outdoor layouts.

Cons

• Not fully waterproof because the breathable fabric is designed to allow water through.
• For maximum longevity, customers may want to buy dedicated stainless steel mounting accessories in addition to the included ropes.

Specifications

Our Verdict

This triangular sun shade sail is a practical, value-minded choice for shading patios, decks and poolside areas because it combines strong UV protection, breathable cooling and durable HDPE construction. Buyers who want a tailored size and a straightforward fabric shade that reduces heat and sun exposure will find it good value, though those needing full waterproofing or premium stainless fittings should plan small additional purchases.

Frequently Asked Questions

Will the sail block most of the sun?
Yes, the fabric blocks up to 95% of harmful UV rays and significantly reduces direct sunlight beneath it.

Is the sail waterproof?
No, the breathable HDPE fabric allows water to pass through, so it is not intended as a fully waterproof canopy.

Does it come with mounting hardware?
The sail includes 3 thickened ropes for a triangle, but for long-term durability the manufacturer recommends purchasing specialized stainless steel accessories.