Custom Size 19ft x 21ft x 28.3ft Blue Right Triangle Sun Shade Sail

In this review the custom size 19' x 21' x 28.3' blue right triangle sun shade sail is assessed for homeowners and small commercial spaces that need reliable sun protection without a permanent structure. The bottom line: it is best for people who want a tailored shade solution that blocks most UV, lowers temperature, and installs with basic hardware; the single biggest reason to buy is its 95% sun protection delivered by heavy 200 GSM HDPE fabric that balances durability with breathability.

Key Features

• 95% UV blockage: The 200 GSM HDPE material blocks up to 95% of harmful rays for safer outdoor use during peak sun hours.
• Temperature reduction: In shaded areas this sail can lower ambient temperature by up to 15 degrees, making patios and play areas noticeably cooler.
• Custom sizing: The sail is made to measure from D-ring to D-ring so it fits irregular spaces and can be ordered to match specific dimensions.
• Easy installation: The flexible design allows attachment to trees, roofs, walls, or poles using mounting hardware kits and simple spacing guidance.
• Commercial-grade build: Reinforced edges, double-layer stitching and stainless steel D-rings improve longevity and resist fraying under regular use.
• Water and air permeable: The fabric sheds some moisture while allowing airflow, avoiding trapped heat and wind pressure on fixings.

Who It's For

This shade sail suits homeowners, cafes, daycare centers and small commercial properties that need a non-permanent, customizable canopy to reduce sun exposure and create comfortable outdoor spaces. People who want a tailored fit for awkwardly shaped areas will appreciate the D-ring measured approach and the ability to request straight edges.

It is less appropriate for buyers seeking a fully waterproof awning or a heavy, tensioned permanent structure; those needs point to solid canopies or metal-framed pergolas. Also, if absolute multi-year lifespans in extreme sun are critical, consider that feedback on long-term durability is mixed.

Pros & Cons

Pros

• High level of UV protection that makes outdoor areas significantly safer in strong sun.
• Notable temperature reduction that improves comfort under the sail compared with unshaded areas.
• Custom sizing and flexible mounting options let it fit unusual spaces and varied anchor points.
• Commercial-style reinforcements and stainless steel D-rings add strength where it matters.

Cons

• Durability reports are mixed; some users saw reduced life in very harsh sun after about 14 months.
• It is water permeable rather than fully waterproof, so it does not create a dry shelter in heavy rain.

Specifications

Brand	Amgo
Material	200 GSM HDPE
UV Blockage	Up to 95%
Size (right triangle)	19' x 21' x 28.3'
Fixings	Stainless steel D-rings with reinforced edges
Performance	Reduces temperature by up to 15 degrees; water and air permeable
Assurance	3 year assurance included

Our Verdict

The custom size blue right triangle shade sail offers strong value for customers wanting a tailored, breathable canopy that blocks most UV and cools outdoor space. It is a practical choice for patios, play areas and small commercial spots where ease of installation and sun protection matter, though buyers should accept that it is not fully waterproof and long-term lifetime can vary with exposure.

Frequently Asked Questions

Is this sail waterproof?
It is water and air permeable, so it sheds some moisture but is not a fully waterproof canopy for heavy rain.

How are sizes determined?
Sails are measured D-ring to D-ring for a customized fit and you can contact the maker for straight-edge customizations.

What mounting hardware is needed?
Standard mounting hardware kits and strong anchor points such as poles, walls or trees are recommended; leave recommended gaps between D-rings and poles for best tension.