Right Triangle 13ft x 16ft x 20.6ft Sun Shade Sail - Tight, Durable UV

In this review the Right Triangle 13ft x 16ft x 20.6ft sun shade sail is evaluated for homeowners and small businesses seeking a durable, breathable way to reduce sun exposure. The bottom line: it is best for people who need a large, triangular shade that resists fading and lets air and water pass through, because the 200 GSM HDPE fabric blocks up to 95% of UV while being woven to prevent pooling and reduce wind load. Installation requires planning for corner attachments, but once tensioned the slightly curved edges keep the sail neat and sag-free.

Key Features

• Corner-to-corner measurement: Measurements are taken from corner to corner so the finished sail fits predicted spans and aligns with existing poles or mounting points.
• Curved edge design: Edges are made slightly curved using a precise radian so the sail tightens evenly and resists sagging in the center after installation.
• 200 GSM HDPE fabric: Made of 100% 200 GSM high density polyethylene, the fabric blocks up to 95% of harmful UV while remaining breathable to allow water and breeze through.
• Reinforced corners and stainless D rings: Heavy duty double-layer stitched seams and extra stitching at corners protect the D rings and improve long-term strength under tension.
• Breathable, low-pooling construction: The woven knitted fabric prevents water pooling and catches less wind, which helps maintain shape and reduces stress on mountings.

Who It's For

This shade sail is ideal for homeowners, pet owners and small commercial spaces that need a robust triangular canopy over patios, play areas or dog runs and want breathable fabric that blocks most UV without creating a stifling environment. It suits installations where poles, walls or existing structures allow tensioning with cables and hardware.

Those who should look elsewhere include buyers who need a pre-fitted straight-edged square or rectangle or who cannot install turnbuckles and tensioning cable; a custom straight-edge version is available on request, but off-the-shelf straight edges are not standard for this product.

Pros & Cons

Pros

• High UV protection and durable 200 GSM HDPE fabric provide long-lasting shade and color retention.
• Curved edges and reinforced stitching produce a snug, professional-looking installation with less sagging.
• Stainless D rings and double-stitched seams simplify mounting and improve durability at stress points.

Cons

• Size may be a surprise for some buyers; a few customers reported the measured fit felt smaller than expected so planning and measuring mounting points is important.

Specifications

Our Verdict

The Right Triangle 13ft x 16ft x 20.6ft shade sail is a solid choice for anyone needing breathable, heavy-duty UV protection that holds tension and looks tidy once installed. It delivers good durability and value for money when paired with proper hardware, although buyers should carefully measure mounting distances since the triangular shape and curved edges affect final fit.

Frequently Asked Questions

How is the sail measured?
Measurement is taken from corner to corner; edges are curved by design to improve tension and reduce sagging.

Will water pool on the fabric?
No, the woven knitted 200 GSM HDPE is breathable to allow water and breeze through, which prevents pooling.

What hardware is recommended?
Use stainless cable, turnbuckles and appropriate anchors or posts; allow 0.5 to 2 ft clearance for attachments and tensioning.