12 ft x 13 ft x 17.7 ft Right Triangle Sun Shade Sail - Heavy Duty UV
12 ft x 13 ft x 17.7 ft Right Triangle Sun Shade Sail - Heavy Duty UV
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In this review the focus is on a heavy-duty right triangle sun shade sail sized 12 ft x 13 ft x 17.7 ft that aims to deliver long-lasting sun protection for patios, pools and carports. The biggest reason to consider it is the fabric: a thick 190 GSM 100% virgin HDPE cloth treated with a UV stabilized compound that the maker says passed extended UV testing and resists fading, drying and tearing. For anyone needing robust, breathable shade that blocks most UV while allowing water to pass through, this sail stands out.
Key Features
- 190 GSM virgin HDPE: Thick non-recycled material provides a durable barrier against wear and sunlight for extended outdoor use.
- UV stabilized compound: Fabric treatment reduces fading and brittleness so the sail holds up in strong sun rather than deteriorating quickly.
- 95% UV blockage: The woven fabric cuts most harmful UV rays and helps lower temperature in the shaded area for comfort around patios and pools.
- Breathable, water-permeable weave: Allows air and rainwater to pass through so there is no pooling and less wind pressure on the fabric.
- Reinforced edges and stainless D-rings: Double-layer stitched seams and heavy stitching at corners keep the sail from fraying and make anchoring more secure.
- 3 year limited warranty: Warranty coverage provides buyer reassurance under normal weather and use.
Who It's For
This product is best for homeowners or small commercial operators who need a durable, high-UV-blocking shade for patios, poolside areas, balconies or carports and who prefer a fabric that breathes to avoid water pooling. It is a good choice when an angled right-triangle shape fits a true 90-degree corner or asymmetrical mounting layout.
Those who should look elsewhere include buyers who need a quick all-in-one mounting kit included (installation hardware is sold separately) or customers who require a different shape or very lightweight temporary fabric; also verify actual on-site measurements since custom size fitting and correct anchoring matter for performance.
Pros & Cons
Pros
- Very durable 190 GSM virgin HDPE resists sun damage and maintains color and strength over time.
- High UV blockage reduces heat and protects outdoor spaces from harmful rays.
- Breathable fabric prevents water pooling and reduces wind strain compared with solid canopies.
Cons
- Hardware and cables are not included, so buyers must purchase compatible mounting kits separately.
- Accurate sizing and installation are important; mis-measurement can affect fit and performance.
Specifications
| Shape | Right triangle |
| Size | 12 ft x 13 ft x 17.7 ft |
| Material | 190 GSM 100% virgin HDPE |
| UV Protection | Blocks 95% of UV |
| Edges & Corners | Double-layer reinforced seams, stainless steel D-rings |
| Water Behavior | Breathable weave, allows water to pass through |
| Warranty | 3 years limited |
Our Verdict
This right triangle shade sail is a practical, value-oriented choice for anyone needing reliable sun protection from a breathable, heavy-duty fabric. With thick 190 GSM virgin HDPE, high UV blockage and reinforced corners it delivers long-term performance when paired with proper mounting hardware, making it a smart pick for patios, pools and carports where durability matters.
Frequently Asked Questions
Does the sail come with installation hardware?
Installation hardware kits and cables are sold separately; high-quality marine-grade cables and proper anchors are recommended for best results.
Will water pool on the fabric during rain?
No, the woven breathable HDPE allows water to pass through so pooling is avoided under normal rain conditions.
How well does it resist UV fading?
The fabric uses a UV stabilized compound and was laboratory tested for extended UV exposure, so it resists fading and drying better than recycled HDPE options.
Editor's Take
A practical, value-oriented right triangle shade sail: thick 190 GSM virgin HDPE that blocks 95% UV, breathes to avoid pooling and has reinforced corners, making it a durable choice when paired with proper mounting hardware.

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