ColourTree Custom Right Triangle Sun Shade Sail 12ft x 21ft x 24.2ft

In this review of the ColourTree 12' x 21' x 24.2' right triangle sun shade sail, the bottom line is straightforward: it is best for homeowners and small businesses who need a durable, high-coverage UV block that holds up in strong sun. The reviewer found the sail especially appealing because it uses 190 GSM 100% virgin HDPE with a UV stabilized compound, which is the single biggest reason to consider it - the material is noticeably thicker and feels built to resist fading and tearing compared to thinner recycled options.

Key Features

• 190 GSM virgin HDPE: The heavier 190 GSM fabric provides a sturdy feel and better long-term strength under sun exposure.
• UV stabilized compound: Treated fabric resists drying out and fading so the sail maintains color and integrity after prolonged sun exposure.
• 95% UV blockage: Blocks a large percentage of harmful UV and noticeably reduces direct sunlight and temperature under the canopy.
• Breathable woven design: Allows air and water to pass through to prevent pooling and reduce wind stress on the structure.
• Reinforced seams and stainless steel D-rings: Double layered stitched edges and heavy stitching at corners help maintain shape and provide secure attachment points.
• 3 year limited warranty: Coverage under normal weather and usage offers additional confidence in the product lifetime.

Who It's For

This sail is ideal for patio and pool owners, carport covers, or anyone needing a large, right triangle shade solution that resists strong sun - particularly useful in high-sun climates. Installers who prefer a heavy-duty fabric and want a product built from virgin material rather than recycled blends will appreciate the focus on durability.

It is less suitable for people expecting a fully waterproof canopy or those who need a perfect tension system included; hardware kits are sold separately and customers should plan for compatible cables, turnbuckles, or wall anchors for best performance.

Pros & Cons

Pros

• Thicker 190 GSM virgin HDPE feels robust and holds up well in strong sun.
• Blocks up to 95% of UV, creating a noticeably cooler shaded area.
• Breathable fabric prevents water pooling and reduces wind load.
• Sturdy stitched edges and stainless steel D-rings simplify secure mounting.

Cons

• Installation hardware is not included, so additional cost and planning are required.
• Not intended as a waterproof shelter; it is a shade sail designed for sun protection.

Specifications

Shape	Right triangle
Size	12' x 21' x 24.2'
Material	190 GSM 100% virgin HDPE
UV Protection	Approximately 95% UV blockage
Edges and fittings	Double layered stitched seams with stainless steel D-rings
Breathability	Permeable woven fabric to allow air and water through
Warranty	3 years limited

Our Verdict

The ColourTree right triangle shade sail is recommended for anyone seeking a heavy duty, UV-focused canopy that will last in sunny climates. Its 190 GSM virgin HDPE and UV stabilization deliver real durability and reliable shade coverage, making it good value for outdoor areas where long-term color and strength matter; just budget for a separate hardware kit to complete installation.

Frequently Asked Questions

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

Is the fabric waterproof?
No, the sail is breathable to allow water and air through, so it prevents pooling but is not a waterproof canopy.

Are mounting accessories included?
No, installation hardware kits and cables are sold separately and are required for proper and secure mounting.