ColourTree 18ft x 18ft x 25.5ft Red Right Triangle Sun Shade Sail

In this review the ColourTree 18' x 18' x 25.5' red right triangle sun shade sail is evaluated for homeowners and small commercial sites needing a durable, high-coverage canopy. The bottom line: this sail's standout feature is its heavy 190 GSM virgin HDPE fabric with UV stabilized compound, which delivers strong UV blockage and proven resistance to fading and tearing after extended sun exposure, making it an excellent choice when long life and reliable shade are the priorities.

Key Features

• 190 GSM Virgin HDPE: The thick, non-recycled fabric is designed to resist tearing and degradation, providing longer service life than recycled alternatives.
• UV Stabilized Compound: Laboratory testing up to 20000 hours shows improved durability under sun exposure, helping prevent drying out, fading and brittleness.
• 95% UV Blockage: The tightly woven material cuts most harmful UV, lowering sun exposure and surface temperature in shaded areas.
• Breathable, Water-Permeable Weave: The construction allows air and water to pass through so there is no pooling after rain and improved comfort beneath the sail.
• Reinforced Edges and Stainless Steel D-rings: Double layered stitched seams and heavy stitching at corners keep the sail square and make hanging more secure.
• Three Year Limited Warranty: ColourTree backs normal use with a warranty that offers buyer reassurance for typical outdoor conditions.

Who It's For

This shade sail is best for homeowners, poolside areas, patios, balconies and small commercial outdoor spaces that need a durable, UV-blocking canopy in a triangular layout. The right triangle shape works well for corners, over seating nooks or carports where a rectangular sail would not fit.

People who should look elsewhere include those wanting a waterproof solid canopy for full rain protection, or shoppers who need pre-attached installation hardware included; this sail requires separate hardware and proper cable selection for best results.

Pros & Cons

Pros

• High quality 190 GSM virgin HDPE material gives noticeably better durability and resistance to sun damage.
• Blocks up to 95% of UV which makes shaded areas significantly cooler and safer from sun exposure.
• Breathable fabric eliminates water pooling and improves airflow under the sail.
• Reinforced seams and stainless steel D-rings simplify secure mounting and extend lifespan.

Cons

• Installation hardware is not included and buyers must choose appropriate cables and fittings separately.
• Not fully waterproof; it allows water through by design, so it does not provide complete rain protection.

Specifications

Shape	Right triangle
Size	18' x 18' x 25.5'
Material	190 GSM 100% virgin HDPE
UV Blockage	Up to 95%
Hardware	Stainless steel D-rings on each corner (hardware sold separately)
Warranty	3 years limited

Our Verdict

The ColourTree right triangle shade sail is a solid, value-oriented choice for anyone wanting durable, high-UV protection in a triangular configuration; its 190 GSM virgin HDPE and UV treatment make it a long-lasting shade solution, provided you plan to buy separate mounting hardware and do not need full rainproofing.

Frequently Asked Questions

Does this sail block UV effectively?
Yes, the woven fabric is rated to block about 95% of harmful UV, reducing sun exposure under the canopy.

Is hardware included for installation?
No, installation hardware kits and appropriate cable are sold separately and are required to mount the sail securely.

Will water pool on the sail in rain?
No, the breathable HDPE weave allows water to pass through so pooling is not an issue, but it is not fully waterproof.