ColourTree 19 ft x 21 ft Blue Sun Shade Sail Canopy - Heavy Duty UPF50

In this review of the ColourTree 19' x 21' Blue Sun Shade Sail Canopy, the bottom line is simple: it is a heavy-duty, UV-blocking shade solution for patios, pools and carports that prioritizes long-term sun resistance. The reviewer found the biggest reason to buy is the use of 190 GSM 100% virgin HDPE with UV stabilized compound, which is built to resist fading and tearing under prolonged sun exposure while still allowing airflow and water drainage. This makes it a practical choice for anyone who needs reliable shade that also lowers temperature under the canopy.

Key Features

• 190 GSM virgin HDPE: Thick, non-recycled material delivers stronger tear resistance and longer life than typical recycled fabrics under UV exposure.
• UV stabilized compound: Lab-tested to last through extensive UV exposure, reducing the risk of drying out, tearing and fading over time.
• 95% UV blockage: Blocks most harmful UV rays and noticeably reduces heat under the shade, improving comfort for patios and pool areas.
• Breathable woven fabric: Allows air and water to pass through so rain does not pool on the sail and ventilation reduces trapped heat.
• Reinforced edges and stainless D-rings: Double layered stitched seams and heavy corner stitching secure the D-rings for dependable mounting points.
• 3 year limited warranty: Warranty coverage under normal weather and use gives additional confidence in durability.

Who It's For

The ColourTree 19' x 21' shade sail is best for homeowners and property managers who need a large, robust rectangle canopy for patios, swimming pools, balconies or carports and who value long-term UV resistance and low maintenance. Its breathable fabric and high UV blockage suit warm climates where reducing heat and sun exposure is a priority.

Those who should look elsewhere include buyers who need a fully waterproof canopy or an exact bespoke fitting service included; hardware kits are sold separately so users without mounting points or unfamiliar with rigging should plan for additional purchases or professional installation.

Pros & Cons

Pros

• Durable 190 GSM virgin HDPE fabric that resisted fading and held up in weather tests.
• Blocks 95% of UV and reduces temperature underneath, improving outdoor comfort.
• Reinforced seams and stainless steel D-rings provide secure mounting and stability.
• Breathable design prevents water pooling during rain, lowering maintenance needs.

Cons

• Installation hardware is required but sold separately, adding cost and planning for setup.
• Size reporting is mixed among customers, so careful measurement and allowance for tensioning are needed.

Specifications

Brand	ColourTree
Size	19' x 21'
Material	190 GSM 100% virgin HDPE
UV Protection	Blocks 95% UV (UPF50)
Edges & Corners	Double layered reinforced seams with stainless steel D-rings
Breathability	Woven fabric allows air and water passage, no pooling
Warranty	3 year limited warranty

Our Verdict

The ColourTree 19' x 21' Blue Sun Shade Sail is a smart buy for anyone needing a large, heavy-duty canopy that prioritizes UV resistance and durability. With thick virgin HDPE, reinforced corners and effective sun blockage, it delivers good value where long-term exposure is expected - just plan for separate hardware for installation and double-check measurements before purchase.

Frequently Asked Questions

Does this sail let water pass through?
Yes. The woven HDPE fabric is breathable so water and air pass through and it resists pooling during rain.

Is hardware included for mounting?
No. Installation hardware kits and cables are sold separately and recommended for proper mounting.

How long is the warranty?
The product includes a 3 year limited warranty under normal weather and usage conditions.