ColourTree 11 ft x 21 ft x 23.7 ft Right Triangle Shade Sail - Heavy

In this review the ColourTree right triangle shade sail is evaluated for backyard and commercial shade use; it is best for people who need a large, durable, breathable canopy that blocks the sun. The single biggest reason to consider this product is its 190 GSM 100% virgin HDPE fabric treated with a UV stabilized compound, which the manufacturer says was lab tested for long-term sunlight exposure and is designed to resist fading and drying. The review looks at build, performance, and practical installation notes for patios, pools and carports.

Key Features

• 190 GSM virgin HDPE material: Thick, non-recycled fabric intended to last longer in sunlight compared with recycled alternatives, improving longevity under heavy sun exposure.
• UV stabilized compound: Fabric treated to resist drying out, tearing and fading so the canopy keeps shape and colour through prolonged sun exposure.
• 95% UV blockage: Woven mesh blocks most harmful UV and lowers temperature beneath the sail, making it useful for patios, pools and outdoor seating.
• Breathable construction: The woven fabric lets air and water pass through to avoid pooling and reduce wind strain while still providing substantial shade.
• Reinforced edges and stainless D-rings: Double layered stitched seams and heavy stitching at corners add strength and provide secure attachment points.
• 3 year limited warranty: Coverage under normal weather and use gives added confidence in the product's expected lifespan.

Who It's For

This shade sail suits homeowners or small commercial operators who need a large, breathable canopy for patios, above-ground pools, balconies and carports and who prioritise UV protection and durable fabric. The heavy 190 GSM virgin HDPE is aimed at users who want a longer-lasting fabric than many lightweight recycled sails.

It is less suitable for someone who lacks fixed mounting points or who expects instant, cable-free installation; hardware is sold separately and proper cables and fittings are recommended. Also, buyers who need a perfectly rigid waterproof cover should look elsewhere, since the mesh is breathable and allows water through.

Pros & Cons

Pros

• Durable, thick 190 GSM virgin HDPE material with UV stabilizer for extended outdoor lifetime.
• High UV blockage and breathable weave that reduces heat beneath the sail while preventing water pooling.
• Heavy duty reinforced seams and stainless steel D-rings for solid attachment points.
• Backed by a 3 year limited warranty for normal weather and use.

Cons

• Installation requires separate hardware and suitable anchor points; incorrect ropes can fail, so buyers must purchase recommended kits separately.
• Some customers report mixed durability experiences, so performance may vary with installation and local weather conditions.

Specifications

Shape	Right triangle
Size	11 ft x 21 ft x 23.7 ft
Material	190 GSM 100% virgin HDPE mesh
UV protection	Approx. 95% UV blockage
Edges and fittings	Double layered reinforced stitched seams with stainless steel D-rings
Warranty	3 year limited warranty

Our Verdict

The ColourTree 11 ft x 21 ft x 23.7 ft right triangle shade sail is a practical, value-oriented choice for anyone needing strong UV protection and a breathable canopy for patios, pools and carports. Its heavy 190 GSM virgin HDPE and reinforced corners make it a sensible pick where longevity and reduced fading matter, provided the buyer uses the proper hardware and anchors for secure installation.

Frequently Asked Questions

Does this sail block most UV?
Yes, the woven mesh is designed to block about 95% of harmful UV, reducing sunlight and heat in the shaded area.

Is hardware included?
No, installation hardware kits and cables are sold separately; the manufacturer recommends using proper steel cables and avoid nylon rope.

How long will the fabric last?
The fabric is 190 GSM virgin HDPE treated with UV stabilizer and comes with a 3 year limited warranty, though real-world longevity depends on installation and local weather.