17ft x 22ft x 27.8ft Right Triangle Shade Sail - UPF50+ Protection

In this review the reviewer looks at a custom-size right triangle shade sail designed for patios, gardens, and commercial shaded areas. The bottom line: this sail is for anyone who wants reliable sun protection with a tailored fit and commercial-grade build. The single biggest reason to consider it is the 95% sun protection from durable 200 GSM HDPE that noticeably lowers temperatures beneath the canopy, making outdoor areas more comfortable and safer from UV exposure.

Key Features

• 95% UV blockage: The 200 GSM HDPE fabric blocks up to 95% of harmful UV rays so a seating or play area stays protected.
• Temperature reduction: The sail can cut ambient temperatures by as much as 15 degrees compared to unshaded spots, improving comfort on hot days.
• Custom measurements: Made to order from D-ring to D-ring so the sail fits nonstandard spaces without unnecessary slack or bunching.
• Durable construction: Reinforced edges, double-layer stitching and stainless steel D-rings provide a robust attachment that resists tearing under regular use.
• Water and air permeable: The breathable weave sheds some water while allowing airflow, reducing wind strain and pooling during light rain.
• Easy installation guidance: Clear guidance on corner gaps and attachment points makes mounting to trees, poles or structures straightforward for most DIYers.

Who It's For

This shade sail suits homeowners, small business owners and facility managers who need a larger, tailored sun shade for patios, playgrounds, pool areas or outdoor dining spaces. It is especially useful where a precise triangular fit is required and where UPF protection and temperature reduction are priorities.

It may not be ideal for those seeking a permanently waterproof canopy or an inexpensive temporary umbrella replacement; buyers who need a fully sealed, non-permeable roof or expect extreme continuous UV exposure beyond normal outdoor use should consider heavy-duty commercial awnings or covers instead.

Pros & Cons

Pros

• High sun protection with up to 95% UV blockage for safer outdoor use.
• Material and hardware are built for durability, including reinforced edges and stainless steel D-rings.
• Custom sizing from D-ring to D-ring allows a tailored fit for irregular layouts.
• Reduces felt temperature beneath the canopy, increasing comfort on hot days.

Cons

• Durability reports are mixed over long-term heavy sun exposure, so extreme climates may shorten lifespan.
• Breathable fabric is not fully waterproof, so it will not provide complete protection in heavy rain.

Specifications

Shape	Right triangle
Size	17' x 22' x 27.8'
Material	200 GSM HDPE
UV Protection	Up to 95% blockage (UPF50+)
Permeability	Water and air permeable
Hardware	Stainless steel D-rings, reinforced edges
Assurance	3 years included

Our Verdict

The custom right triangle shade sail is a solid choice for anyone who needs tailored sun protection with commercial-grade materials and clear installation guidance. It offers excellent value where UV blockage and cooler shaded areas are the priority, though buyers in extreme conditions should plan for possible shorter long-term life and understand it is breathable rather than fully waterproof.

Frequently Asked Questions

Can this sail be cut to a straight edge?
Yes, the manufacturer accepts customization requests for straight edges if you contact them before ordering so the sail is made to your required shape.

Is the fabric fully waterproof?
No, the 200 GSM HDPE fabric is water and air permeable; it reduces pooling and sheds light rain but is not a fully waterproof roof.

How should corners be measured for best fit?
Provide D-ring to D-ring measurements and leave at least 0.5 ft gap between D-rings and poles for optimal tension, reducing gaps by 1 to 1.5 ft per side if needed.