ColourTree Custom Right Triangle Sun Shade Sail 18ft x 21ft x 27.7ft

In this review the ColourTree CTAPRT16 right triangle sun shade sail is judged as a purpose-built solution for homeowners and small businesses who need reliable, long-lasting UV protection over patios, pools or carports. The single biggest reason to consider it is the 190 GSM 100% virgin HDPE fabric treated with UV stabilized compound, which is designed to resist fading and tearing under prolonged sun exposure while still allowing airflow and water to pass through. The review finds it best for people who want a heavy duty, breathable shade that blocks most UV without trapping heat.

Key Features

• 190 GSM Virgin HDPE: Thick 100% non-recycled material provides noticeably greater durability and resistance to sun damage compared with standard recycled fabrics.
• UV Stabilized Compound: Fabric treated to resist drying out and fading so the sail maintains strength and appearance over time.
• 95% UV Blockage: The woven fabric blocks most harmful UV rays, significantly reducing temperature and direct sunlight in shaded areas.
• Breathable, Water-Permeable Weave: Allows air and rain to pass through so water does not pool and shaded spaces stay cooler and drier.
• Reinforced Edges and Stainless Steel D-Rings: Double layered stitched seams and extra heavy corner stitching keep the shape and make attachment points robust.
• Commercial Grade: Designed for frequent outdoor use with a 3 year limited warranty under normal conditions.

Who It's For

This shade sail is best for homeowners with patios, balconies, pool areas or carports who need a durable triangular cover that performs in strong sun, especially in hot climates. It suits DIY installers who can provide proper mounting points like poles, walls or strong trees and who will pair the sail with appropriate hardware and cable ropes for secure tensioning.

Those who should look elsewhere include buyers who need a lightweight or decorative seasonal option, since this product is built for long-term, heavy duty use and requires separate installation hardware. Also, if exact off-the-shelf sizing in other shapes is required, a different model or custom service with alternate dimensions may be preferable.

Pros & Cons

Pros

• Very durable 190 GSM virgin HDPE fabric that stands up to prolonged sun exposure.
• High UV blockage and breathable weave that reduces temperature without water pooling.
• Reinforced seams and stainless steel D-rings for secure, long-lasting attachment.
• Commercial heavy duty construction and an included 3 year limited warranty.

Cons

• Installation hardware is sold separately, so buyers must purchase cables and fittings for proper mounting.
• The heavy material and fixed custom size mean it is less suited for very temporary or highly decorative uses.

Specifications

Shape	Right triangle
Size	18 ft x 21 ft x 27.7 ft
Material	190 GSM 100% virgin HDPE
UV Protection	Approximately 95% UV blockage
Hardware	Stainless steel D-rings on each corner (installation kit sold separately)
Warranty	3 year limited warranty

Our Verdict

The ColourTree right triangle shade sail is a practical, value-driven choice for anyone needing robust UV protection with long-term durability. Its thick virgin HDPE, UV stabilization and reinforced construction make it a smart pick for patios, pools and carports where continual sun exposure is an issue, as long as buyers plan to purchase compatible hardware for a secure installation.

Frequently Asked Questions

Does this sail block most UV?
Yes, the woven fabric is rated to block about 95% of harmful UV while remaining breathable.

Is installation hardware included?
No, mounting hardware and cable ropes are sold separately; heavy duty cables and proper fittings are recommended for best performance.

How long will the color and fabric last outdoors?
The virgin HDPE with UV stabilized compound is tested for extended sun exposure and the product carries a 3 year limited warranty under normal use.