ColourTree 12 ft x 20 ft Blue Rectangle Sun Shade Sail - Heavy Duty

Our review of the ColourTree 12' x 20' Blue Rectangle Sun Shade Sail finds it most useful for homeowners and small businesses who need a robust, breathable canopy to cut heat and harmful UV. The single biggest reason to buy is the thick 190 GSM virgin HDPE fabric treated with a UV stabilized compound, which the manufacturer says was lab tested for long UV exposure and blocks up to 95% of UV. It arrives as a simple heavy-duty panel with reinforced corners and stainless D-rings, so it is ready for a proper anchored install when paired with quality hardware.

Key Features

• 190 GSM virgin HDPE: The dense, non-recycled fabric offers greater tear resistance and longer outdoor life compared to recycled materials.
• UV stabilized compound: Lab-tested for extended UV exposure to resist drying, fading and premature breakdown in sun-exposed installations.
• 95% UV blockage: Significant reduction in direct UV and radiant heat makes shaded areas noticeably cooler and more comfortable.
• Breathable woven construction: Allows air and water to pass through so rain does not pool and ventilation is preserved under the canopy.
• Heavy-duty seam and hardware: Double-layer stitched edges and stainless steel D-rings at corners provide stronger attachment points for proper tensioning.
• 3 year limited warranty: Coverage against defects under normal weather and use gives added confidence in the purchase.

Who It's For

This shade sail suits homeowners with patios, pools, carports or balconies who want a large, durable panel that reduces sun and heat. It is also a good fit for small commercial outdoor seating areas where a breathable, UV-blocking canopy is needed without elaborate framing.

Those who should look elsewhere include buyers who need integrated installation hardware (hardware is sold separately) or people who expect a warranty to cover storm damage and extreme weather without additional reinforcement; also, anyone wanting a transparent warranty on prolonged heavy-storm exposure should consider a different mounting solution or add stronger anchor kits.

Pros & Cons

Pros

• Thick 190 GSM virgin HDPE fabric for improved durability and tear resistance.
• Blocks up to 95% of UV and reduces temperature under the sail.
• Breathable weave prevents water pooling and preserves airflow in shaded areas.
• Stainless steel D-rings and reinforced stitching give reliable anchor points for tensioned installs.

Cons

• Installation hardware is not included, and cheap ropes can fail so buyers must purchase suitable cables or kits separately.
• Some users report weathering differences over time, so results may vary by exposure and mounting quality.

Specifications

Brand	ColourTree
Size	12' x 20' rectangle
Material weight	190 GSM
Fabric type	100% virgin HDPE mesh (breathable woven)
UV protection	Up to 95% UV blockage
Hardware	Stainless steel D-rings on corners (installation kit sold separately)
Warranty	3 year limited warranty

Our Verdict

The ColourTree 12' x 20' Blue Rectangle Sun Shade Sail is a strong value for anyone needing a large, breathable UV-blocking canopy. With its 190 GSM virgin HDPE fabric, reinforced seams and stainless D-rings it offers durability and useful sun protection when paired with proper hardware. It is a sensible buy for patios and pools, provided buyers plan for separate high-quality mounting cables and understand extreme weather may reduce lifespan.

Frequently Asked Questions

Does the sail include install hardware?
The sail ships without installation hardware; cable ropes and anchor kits are sold separately and are required for safe mounting.

How much UV protection does it provide?
The woven fabric is rated to block up to 95% of harmful UV, which helps reduce heat and sun exposure in the shaded area.

What warranty is offered?
The product comes with a 3 year limited warranty covering defects under normal weather and use.