ColourTree 18ft x 21ft x 27.7ft Right Triangle Shade Sail - Durable UV

In this review the ColourTree 18' x 21' x 27.7' red right triangle shade sail is assessed for homeowners and small commercial spaces seeking heavy-duty sun protection. The bottom line: this sail is for anyone who wants a robust, long-lasting mesh canopy that blocks intense sunlight while remaining breathable. Its standout trait is the 190 GSM 100% virgin HDPE fabric treated with UV stabilized compound, which the reviewer found gives a noticeably tougher feel and reassures that the sail will resist fading and tearing over multiple seasons.

Key Features

• 190 GSM Virgin HDPE: The thick 190 GSM 100% virgin material provides a firmer, longer-lasting canopy compared with thinner or recycled alternatives.
• UV Stabilized Compound: Laboratory-tested UV stabilization helps prevent drying, tearing and fading so the fabric keeps its integrity in strong sun.
• 95% UV Blockage: The woven mesh fabric blocks up to 95% of harmful UV, significantly reducing heat and sun exposure in the shaded area.
• Breathable, Water-Permeable Weave: The construction allows water and air to pass through so there is no pooling and the area stays ventilated during rain or hot weather.
• Reinforced Edges and Stainless D-Rings: Double layered stitched seams and heavy corner stitching with stainless steel D-rings increase durability and make mounting secure when paired with proper hardware.
• 3 Year Limited Warranty: The included warranty offers added confidence under normal weather and use conditions for longer-term ownership.

Who It's For

The sail suits homeowners, poolside areas, patios, balconies and small commercial outdoor seating that need strong sun protection and longer service life; its heavy duty 190 GSM fabric is a good match for hot climates where UV exposure is intense. Installers who want a breathable canopy that prevents water pooling will also appreciate the mesh weave.

It is not aimed at buyers who need a complete mounting kit out of the box; hardware is sold separately so customers without a plan for robust anchors should look for bundled kits or professional installation. Those needing temporary, ultra-lightweight or decorative-only canopies may prefer a thinner, less expensive option.

Pros & Cons

Pros

• High durability from 190 GSM virgin HDPE gives confidence in long-term outdoor use.
• Breathable construction blocks 95% of UV while allowing airflow and rain drainage.
• Heavy stitched seams and stainless steel D-rings make attachment secure when used with proper cables and hardware.
• Three year limited warranty under normal conditions provides added reassurance.

Cons

• Installation hardware is not included, so buyers must purchase appropriate cables and fittings separately.
• The heavy-duty fabric and large size mean it requires good anchor points and more effort to tension correctly.

Specifications

Shape	Right triangle
Installed size	18' x 21' x 27.7'
Material weight	190 GSM
Fabric type	100% virgin HDPE mesh
UV protection	Approx. 95% UV blockage
Hardware	Stainless steel D-rings at corners (hardware sold separately)
Warranty	3 year limited warranty

Our Verdict

The ColourTree right triangle shade sail is a practical choice for anyone who needs durable sun protection that stands up to strong sunlight. With a robust 190 GSM virgin HDPE fabric, reinforced seams and stainless D-rings, it delivers long-term performance and good value when paired with proper installation hardware. Recommended for patios, pools and carports where serious UV blockage and ventilation are priorities.

Frequently Asked Questions

Does the sail include mounting hardware?
The sail includes stainless steel D-rings but installation hardware and cables are sold separately and should be purchased to match your anchor points.

How much UV protection does the fabric provide?
The woven mesh is designed to block approximately 95% of harmful UV, reducing heat and sun exposure beneath the canopy.

Is the fabric water resistant?
The breathable mesh allows water to pass through so it does not pool, but it is not fully waterproof; it is resistant to sun and water and requires no special maintenance.