ColourTree Custom Right Triangle Sun Shade Sail 21ft x 23ft x 31.1ft

In this review the ColourTree custom right triangle sun shade sail is judged on durability, sun protection and real-world usability; it is aimed at homeowners and small commercial spaces that need a large, heavy duty shade solution. The single biggest reason to consider this sail is its 190 GSM virgin HDPE construction treated with a UV stabilized compound, which the reviewer found to deliver robust UV blockage and long-term resistance to fading and tearing under strong sun exposure.

Key Features

• 190 GSM Virgin HDPE: The thick, non-recycled fabric provides a sturdy feel and resists stretching, giving confidence for long-term outdoor use.
• UV Stabilized Compound: Lab-tested UV protection and treatment help prevent drying out and fading, extending the usable life of the sail in sunny climates.
• 95% UV Blockage: The woven fabric cuts most harmful UV, noticeably reducing heat and direct sunlight in shaded areas like patios and pools.
• Breathable, Water-Permeable Weave: Air and water pass through the fabric so rain does not pool and the shaded space remains comfortable and ventilated.
• Reinforced Edges and D-rings: Double layered stitched seams and stainless steel D-rings give secure mounting points and reduce the chance of frayed edges.
• Three-Year Warranty: A limited warranty under normal weather and use offers added peace of mind for buyers.

Who It's For

The sail is ideal for homeowners with a patio, balcony, carport or pool area who want a durable, custom-sized right triangle canopy that blocks most UV and stands up to frequent sun exposure. It also suits commercial settings needing a heavy duty shade that looks neat and installs to existing poles or structures.

People who need an immediate off-the-shelf size or who prefer included installation hardware should look elsewhere, since hardware kits and cables are sold separately and each D-ring requires a cable rope for proper mounting. Those seeking lightweight, temporary shade solutions might find this sail heavier and more permanent in character.

Pros & Cons

Pros

• High-quality 190 GSM virgin material that feels durable and resists UV damage.
• Blocks approximately 95% of UV while remaining breathable and preventing water pooling.
• Strong reinforced seams and stainless steel D-rings for secure installation.
• Custom size option and a 3 year limited warranty for confidence in longer term use.

Cons

• Installation hardware is not included, so buyers must purchase suitable kits and cables separately.
• The heavy-duty fabric and size mean it is less suited to temporary or very small installations.

Specifications

Shape	Right triangle
Size	21 ft x 23 ft x 31.1 ft
Material Weight	190 GSM
Fabric Type	100% virgin HDPE, UV stabilized
UV Protection	Blocks up to 95% UV
Edges & Hardware	Double layered reinforced seams with stainless steel D-rings
Warranty	3 years limited

Our Verdict

The ColourTree custom right triangle shade sail is a strong choice for anyone who needs a heavy duty, long-lasting canopy that blocks most UV and resists fading and tearing; its 190 GSM virgin HDPE and reinforced construction make it good value for patio and pool shading projects. Buyers should plan for separate hardware and proper cable ropes, but for those who do the sail delivers reliable protection and a clean installed look.

Frequently Asked Questions

Is installation hardware included?
No, hardware kits and cables are sold separately and each D-ring needs a cable rope for secure mounting.

How much UV protection does this sail provide?
The woven fabric is designed to block about 95% of harmful UV and reduce heat in the shaded area.

How long will the fabric last outdoors?
The sail uses 190 GSM virgin HDPE treated with a UV stabilized compound and carries a 3 year limited warranty for normal weather and use.