Amgo Custom Size 12ft x 13ft x 17.7ft Gray Right Triangle Sun Shade

In this review of the custom size right triangle sun shade sail the bottom line is simple: this is a practical, heavy-duty shade option for homeowners and light commercial buyers who need reliable sun protection and a tailored fit. The reviewer found the sail's chief strength to be its combination of 95% UV blockage and durable 200 GSM HDPE construction, which together provide noticeable cooling and long-term outdoor performance when installed correctly.

Key Features

• 95% UV Protection: The 200 GSM HDPE fabric blocks up to 95% of harmful UV rays, reducing sun exposure for people and furnishings beneath the sail.
• Temperature Reduction: The sail can lower ambient temperatures by up to 15 degrees compared to unshaded areas, making patios and play areas more comfortable on hot days.
• Custom Size Fit: Made to order with D-ring to D-ring measurements, the sail can be tailored to fit awkward triangular spaces where off-the-shelf sails would not.
• Durable Construction: Reinforced edges, double-layer stitching and stainless steel D-rings give the sail stronger seams and hardware for longer life under tension.
• Breathable and Water Permeable: The HDPE knit lets air and water pass through, cutting wind load and reducing pooling during light rain.
• Flexible Installation: The sail mounts to trees, roofs, walls or poles and allows corner gap adjustments for proper tensioning and shape control.

Who It's For

The sail is best for homeowners, landscapers and small commercial sites that need a made-to-measure triangular shade where umbrellas or rigid canopies won't fit. People who value custom sizing and stronger hardware for semi-permanent outdoor coverage will appreciate this option.

It is less suitable for those who want a fully waterproof canopy or a lightweight temporary shade for occasional use; the fabric is water and air permeable and is designed for sun protection and cooling rather than full rainproof shelter.

Pros & Cons

Pros

• Very effective sun protection thanks to the 95% UV blockage and thick 200 GSM material.
• Custom sizing and reinforced hardware make it easy to fit awkward outdoor spaces securely.
• Material breathability reduces heat beneath the sail and avoids heavy wind loading.
• Well-made edges and stainless steel D-rings improve durability and hold tension better than cheaper sails.

Cons

• Some customers report mixed long-term durability; heavy sun exposure may degrade it over time in certain climates.
• Not fully waterproof, so it will not replace a rainproof awning for wet-weather coverage.

Specifications

Shape	Right triangle
Custom Size	12' x 13' x 17.7' (D-ring to D-ring measured)
Material	200 GSM HDPE
UV Blockage	Up to 95%
Permeability	Water and air permeable
Hardware	Stainless steel D-rings, reinforced edges, double stitching
Assurance	3 years included

Our Verdict

This custom right triangle shade sail is a smart choice for anyone needing strong sun protection and a tailored fit for patios, playgrounds or seating areas. Its 95% UV protection and robust 200 GSM fabric offer good value for semi-permanent outdoor coverage, though buyers should expect breathability rather than full waterproofing and monitor longevity in very harsh sun.

Frequently Asked Questions

Is this shade sail waterproof?
The fabric is water and air permeable, so it sheds light rain but is not a fully waterproof canopy.

How should I measure for a custom fit?
Measure from D-ring to D-ring for each side and allow the recommended corner gaps when planning posts or attachment points for proper tension.

What maintenance extends the sail life?
Remove and store the sail in severe weather, clean debris regularly, and check attachment points and stitching to prevent wear.