Right Triangle Sun Shade Sail 21ft x 22ft x 30.4ft Black - 190 GSM
Right Triangle Sun Shade Sail 21ft x 22ft x 30.4ft Black - 190 GSM
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In this review of the right triangle sun shade sail, the bottom line is simple: it is for homeowners and light commercial users who need a large, durable shade solution that blocks sunlight without trapping heat. The reviewer found the custom-size 21ft x 22ft x 30.4ft black sail best for patios, pool areas, and carports where strong UV protection and longevity matter most. The single biggest reason to buy is the thick 190 GSM virgin HDPE fabric treated with UV stabilized compound, which delivers reliable shade and lasting performance under sun exposure.
Key Features
- 190 GSM Virgin HDPE: Thick, non-recycled fabric provides a sturdier weave that resists tearing and outlasts recycled alternatives.
- UV Stabilized Compound: Factory-treated material resists drying, fading, and degradation so the sail retains strength and color longer.
- 95% UV Blockage: The woven fabric cuts most harmful UV and noticeably reduces heat in shaded areas for more comfortable outdoor use.
- Breathable Design: The weave allows air and water to pass through, preventing pooling and reducing wind load compared with solid canopies.
- Reinforced Edges and D-rings: Double layered stitched seams and stainless steel D-rings give secure anchor points for a tidy, durable installation.
- Custom Made: This size is produced to order in 3-7 business days and includes a 3 year limited warranty for normal use.
Who It's For
This shade sail is well suited to homeowners with medium to large outdoor spaces - patios, pool decks, and carports - and to small commercial venues that need a simple, effective way to reduce sun exposure. People who value long-term UV resistance and a heavy-duty textile that stands up to frequent sun will appreciate the virgin HDPE and reinforced construction.
It is not for shoppers who need a fully waterproof canopy or a temporary, lightweight cover; the breathable woven fabric intentionally allows water through and requires separate hardware sold separately for mounting. Also, those wanting instant off-the-shelf kits should note custom production time of a few days.
Pros & Cons
Pros
- Durable 190 GSM virgin material offers superior longevity under sun exposure.
- Blocks up to 95% of UV and lowers temperatures under the sail for comfortable shade.
- Well-constructed edges and stainless steel D-rings simplify secure installation with proper hardware.
Cons
- Hardware and cables are sold separately, so additional purchase and installation effort are required.
- Breathable fabric is not waterproof, so it will not provide full rain protection.
Specifications
| Product Type | Right triangle sun shade sail |
| Size | 21ft x 22ft x 30.4ft |
| Color | Black |
| Material | 190 GSM 100% virgin HDPE |
| UV Protection | Approximately 95% UPF blockage |
| Mounting | Stainless steel D-rings at corners (hardware sold separately) |
| Warranty | 3 year limited warranty |
Our Verdict
The 21ft x 22ft x 30.4ft black right triangle sail is a solid choice for anyone who needs a large, long-lasting shade solution that significantly reduces UV exposure. Its 190 GSM virgin HDPE and reinforced edges deliver good value for outdoor living spaces, provided buyers are prepared to purchase suitable hardware and accept that the breathable fabric is not waterproof.
Frequently Asked Questions
Does this sail block most UV?
Yes, the woven fabric is designed to block around 95% of harmful UV rays, reducing sun and heat in the shaded area.
Is installation hardware included?
No, corner D-rings are fitted to the sail but cables and wall or pole hardware are sold separately and are required for safe installation.
How long until it ships?
Custom size sails take about 3-7 business days to make and include a 3 year limited warranty under normal use.
Editor's Take
A durable, large right triangle shade sail made from 190 GSM virgin HDPE that blocks 95% of UV and offers long-term value for patios and pools, though hardware is sold separately and the fabric is not waterproof.

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