ColourTree 17ft x 18ft Green Sun Shade Sail Canopy - Heavy Duty UV

Our review of the 17' x 18' green sun shade sail assesses whether this heavy duty canopy is worth installing for patios, pools and carports. The bottom line: it is a strong value for people seeking reliable UV protection and breathability because the 190 GSM 100% virgin HDPE fabric blocks about 95% of UV, is treated with a UV stabilized compound and is built with reinforced seams and stainless steel D-rings for sturdy mounting. For anyone wanting a long-lasting, breathable shade solution, this sail delivers solid performance under regular sun exposure.

Key Features

• 190 GSM virgin HDPE: The thicker 100% virgin material gives greater resistance to UV damage and tear compared with recycled alternatives, improving longevity.
• UV stabilized compound: Fabric treated to resist drying, tearing and fading after extended sun exposure, which helps maintain appearance and strength.
• 95% UV blockage: Blocks the majority of harmful UV rays, reducing heat and sun exposure for patios, pools, balconies and carports.
• Breathable woven fabric: Allows air and water to pass through so there is no pooling in rain and the shaded area stays cooler.
• Reinforced construction: Double layered stitched seams and extra heavy corner stitching with stainless steel D-rings improve attachment strength and durability.
• Three year limited warranty: Warranty covers normal weather and usage, providing added confidence for typical residential and light commercial use.

Who It's For

This shade sail is aimed at homeowners and small businesses that need a practical, breathable canopy to reduce sun exposure over decks, patios, pool areas and carports. It suits people who prioritize UV protection and a thicker, non-recycled fabric designed for longer outdoor life.

It is less appropriate for locations with extreme storm or hurricane exposure where permanent structural shade or engineered canopies are required, and buyers who need an all-weather waterproof roof should look for fully solid canopies rather than a breathable woven sail.

Pros & Cons

Pros

• High fabric weight and virgin HDPE composition means better resistance to UV degradation and longer expected life.
• Breathable weave reduces heat and prevents water pooling, keeping shaded areas cooler and drier during rain.
• Reinforced edges and stainless steel D-rings provide secure mounting points and reduced fraying at corners.

Cons

• Durability reports are mixed among users in very windy locations, so extra care and quality hardware are required for high-wind areas.
• Installation hardware is sold separately, so total cost and proper rigging depend on buying recommended cables and fittings.

Specifications

Product type	Rectangle sun shade sail canopy
Size	17' x 18'
Material	190 GSM 100% virgin HDPE
UV protection	Approximately 95% UV blockage
Edges and fittings	Double layered reinforced stitched seams with stainless steel D-rings
Breathability	Woven fabric allows air and water to pass through
Warranty	3 years limited warranty

Our Verdict

The 17' x 18' green sun shade sail is a practical, good-value choice for patios, pools and carports where UV protection and airflow matter. Its 190 GSM virgin HDPE fabric and reinforced construction make it a better option than thinner recycled sails, though installers should buy proper hardware and consider local wind conditions. For most residential uses, it balances protection, breathability and durability at a reasonable price.

Frequently Asked Questions

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

Is the sail waterproof?
No. The fabric is breathable to allow water through, which prevents pooling but does not make the sail fully waterproof.

Are mounting kits included?
No. Installation hardware kits and cables are sold separately and high quality hardware is recommended for best performance.