ColourTree Custom Size 18ft x 23ft White Sun Shade Sail Canopy - Heavy

In this review the ColourTree 18' x 23' white sun shade sail is assessed for homeowners and light commercial users who need dependable UV protection without a permanent structure. The bottom line: this shade sail stands out because of its thick 190 GSM 100% virgin HDPE fabric and UV stabilized compound, which together deliver lasting UV blockage and reduced heat in shaded spaces. It is best for patios, poolsides and carports where a breathable, durable cover is wanted and easy mounting to existing posts or walls is possible.

Key Features

• 190 GSM virgin HDPE: The thick, non-recycled fabric is designed to resist tearing and degradation for longer outdoor life compared to recycled materials.
• UV stabilized compound: Laboratory UV testing demonstrates improved resistance to fading and dry rot so the sail keeps its strength and appearance longer.
• 95% UV blockage: The woven fabric blocks most harmful UV rays and helps reduce temperature under the canopy for summer comfort.
• Breathable weave: Air and water pass through the fabric to avoid pooling and allow cooling airflow beneath the sail.
• Reinforced edges and D-rings: Double layered stitched seams and stainless steel D-rings improve attachment strength and reduce edge fraying.
• 3 year limited warranty: Manufacturer warranty covers normal weather and usage, giving some assurance of long term value.

Who It's For

This shade sail is aimed at homeowners, small property managers or anyone who wants a cost-effective, removable shade solution for a patio, balcony, pool area or carport. Its heavy-duty 190 GSM virgin fabric and reinforced corners suit locations where the sail will be exposed to sun for long periods and need to keep looking presentable.

It is not ideal for someone who needs a fully waterproof canopy or a permanent roof replacement; although the fabric lets water pass through and resists pooling, those wanting total rain protection or custom structural installation should consider a different product or professional awning system.

Pros & Cons

Pros

• High-quality 100% virgin HDPE fabric that resists UV damage and extends service life.
• Blocks up to 95% of UV rays while remaining breathable to prevent heat build-up.
• Durable construction with reinforced seams and stainless steel D-rings for secure mounting.
• Good value for using as a removable sunshade compared with building permanent structures.

Cons

• Hardware kits and cables are sold separately, so buyers must budget and choose appropriate fittings for installation.
• Not fully waterproof, so it does not replace a solid roof in heavy rain.

Specifications

Size	18' x 23'
Material weight	190 GSM
Fabric type	100% virgin HDPE woven fabric
UV protection	Approx. 95% UV blockage
Hardware	Stainless steel D-rings on each corner (installation kit sold separately)
Warranty	3 years limited

Our Verdict

The ColourTree 18' x 23' white sun shade sail is a practical choice for those who want strong daytime UV protection and durable fabrication without a permanent installation. Its 190 GSM virgin HDPE and reinforced seams give confidence in longevity, while the breathable design avoids water pooling and helps cooling. Recommend this to anyone needing a removable, long-lasting sunshade for patios, pools or carports and who will purchase proper mounting hardware separately.

Frequently Asked Questions

Does the sail block most UV rays?
Yes, the woven fabric is rated to block about 95% of UV, reducing sunlight and heat under the canopy.

Is the shade sail waterproof?
No, the fabric is breathable and allows water to pass through to avoid pooling; it is not designed as a fully waterproof roof.

What installation hardware is needed?
Each corner uses a cable or rope connected to the D-rings; hardware kits and cables are sold separately and high-quality stainless fittings are recommended.