ColourTree CTSLR 6ft x 20ft Black Sun Shade Sail Canopy - Heavy Duty

In this review the ColourTree CTSLR 6' x 20' black sun shade sail is evaluated for homeowners and small commercial spaces looking for durable UV protection. The bottom line: this shade sail is best for people who need long-lasting, breathable sun protection because it uses 190 GSM virgin HDPE material tested for extended UV exposure, so it holds up better than recycled fabric and provides substantial cooling and sun blockage.

Key Features

• Virgin HDPE material: Built from 190 GSM 100% virgin (non-recycled) HDPE, the fabric resists drying out, tearing and fading after prolonged sun exposure.
• UV stabilized compound: The material passed long UV laboratory testing and is treated to remain flexible and strong rather than brittle in sun-exposed installations.
• 95% UV blockage: The tightly woven fabric blocks most harmful UV rays and reduces temperature and direct sunlight in shaded areas.
• Breathable woven design: Air and water pass through the weave so there is no pooling after rain and it helps lower heat beneath the canopy.
• Reinforced construction: Heavy duty double layered stitched seams and stainless steel D-rings at each corner improve durability and simplify secure attachment.
• Warranty: A three year limited warranty covers normal weather and use, providing added confidence in longevity.

Who It's For

The ColourTree CTSLR shade sail is well suited to homeowners with patios, pools, balconies or carports who want a durable, high-coverage rectangle shade that cuts sunlight and reduces heat. It is also a sensible choice for commercial standard installations where heavier fabric and reinforced corners are preferred.

It is less appropriate for buyers who require a completely waterproof canopy or a decorative, lightweight temporary cover; the sail is water resistant and breathable rather than a solid rain barrier, and hardware kits are sold separately so buyers should budget for mounting accessories and proper cables.

Pros & Cons

Pros

• Excellent sun protection and cooling thanks to 95% UV blockage and dense 190 GSM fabric.
• Durable build quality with virgin HDPE and reinforced seams that resist fading and tearing.
• Breathable fabric prevents water pooling and reduces wind stress compared with solid tarps.
• Includes stainless steel D-rings for reliable anchoring and easier installation when paired with proper hardware.

Cons

• The sail is water resistant but not fully waterproof, so it will not provide complete rain protection.
• Installation requires separate hardware kits and recommended steel cable; using incorrect rope can lead to failure.

Specifications

Our Verdict

The ColourTree CTSLR 6' x 20' black sun shade sail is a practical, value-oriented choice for anyone needing strong UV protection and a durable, breathable canopy. With 190 GSM virgin HDPE, reinforced seams and D-rings, it offers long-term performance for patios, pools and carports, provided buyers plan for separate mounting hardware and accept that it is water resistant rather than fully waterproof.

Frequently Asked Questions

Is this shade sail waterproof?
It is water resistant and allows water through the weave to avoid pooling, but it is not a fully waterproof solid canopy.

What mounting hardware is required?
Each D-ring requires one cable or appropriate hardware kit; ColourTree recommends steel cable and their hardware kits, which are sold separately.

How durable is the fabric in sun?
The 190 GSM virgin HDPE is UV stabilized and lab tested for extended exposure, making it significantly more durable than recycled alternatives and resistant to fading and tearing.