ColourTree 21ft x 23ft x 31.1ft Blue Right Triangle Shade Sail - Heavy

In this review of the ColourTree right triangle shade sail, the bottom line is simple: this is a heavy duty, UV-resistant canopy for anyone who needs durable sun protection over patios, pools, or carports. The reviewer found the single biggest reason to buy is the 190 GSM 100% virgin HDPE fabric treated with a UV stabilized compound, which feels noticeably thicker and more robust than typical recycled sails and promises longer life in strong sun. Installation needs basic hardware sold separately, but once mounted it delivers reliable shade and a clean look.

Key Features

• 190 GSM virgin HDPE: The thick, non-recycled fabric provides a sturdier feel and better tear resistance than thinner alternatives.
• UV stabilized compound: Lab-tested material resists drying, tearing and fading so the sail keeps its color and strength over time.
• 95% UV blockage: The tightly woven mesh reduces temperature and harmful UV exposure in shaded areas for patio and pool comfort.
• Breathable woven fabric: Allows air and water to pass through to prevent pooling and reduce wind load during breezy conditions.
• Reinforced edges and stainless D-rings: Double layered stitched seams and heavy stitching at corners improve durability and make mounting more secure.
• 3 year limited warranty: Manufacturer warranty covers normal weather and usage, giving added confidence in longevity.

Who It's For

This shade sail is best for homeowners and small commercial operators who want long-lasting sun protection over decks, patios, balconies or poolside seating and who prefer a professional, taut installation using proper hardware. The heavy 190 GSM fabric suits locations with intense sun exposure where color retention and fabric strength matter.

People who should look elsewhere include those needing instant shade without mounting hardware (hardware sold separately) and buyers who prefer a very lightweight, temporary fabric for occasional use; this sail is built for more permanent, heavy duty coverage rather than throwaway seasonal use.

Pros & Cons

Pros

• Sturdy 190 GSM virgin HDPE feels durable and resists tearing and fading under sun exposure.
• Blocks up to 95% of UV, noticeably reducing heat and sun on shaded surfaces.
• Breathable weave prevents water pooling and reduces wind stress compared with solid covers.
• Reinforced seams and stainless steel D-rings make attachment points reliable when paired with quality hardware.

Cons

• Installation requires additional shade sail hardware and proper cables; the sail does not include mounting kits.
• Large custom size may need careful measuring and planning to achieve the correct tension and fit.

Specifications

Brand	ColourTree
Shape	Right triangle
Size	21 ft x 23 ft x 31.1 ft
Material	190 GSM 100% virgin HDPE (UV stabilized)
UV Blockage	Approximately 95%
Corners	Stainless steel D-rings with reinforced stitched seams
Warranty	3 years limited

Our Verdict

The ColourTree right triangle shade sail is a sensible buy for anyone seeking a durable, UV-resistant canopy that holds up well under strong sun. With its 190 GSM virgin HDPE fabric, reinforced construction and breathable design, it delivers good long-term value when paired with proper hardware and a careful installation.

Frequently Asked Questions

Does the sail include mounting hardware?
The sail does not include installation kits; cable ropes and shade sail hardware are sold separately and recommended for best performance.

How much UV protection does it provide?
The woven fabric blocks about 95% of harmful UV while remaining breathable to reduce heat buildup.

Is the fabric fade resistant?
Yes, the 100% virgin HDPE is treated with a UV stabilized compound and was laboratory tested to improve durability and reduce fading.