Custom Size 12 ft x 14 ft x 18.4 ft Waterproof Turquoise Triangle

In this review the focus is on a large triangle shade sail made for patios, carports and yards; it will appeal to anyone who needs a rapid, sturdy canopy that blocks sun and sheds water. The reviewer found the sail useful for reducing temperature under the cover and praised the construction details such as reinforced edges and stainless steel D rings. Our review notes it is a practical, economical shade solution for homeowners who want a durable, weather resistant cover that can be taken down or reinstalled in minutes.

Key Features

• Waterproof construction: Polyester with a PU waterproof coating prevents water and wind from passing through, keeping the space beneath dry during light rain.
• High UV blockage: Blocks up to 90% of harmful UV to protect skin and reduce fading of outdoor furniture.
• Temperature reduction: Lowers ambient temperature under the shade by up to 15 degrees, making patios and seating areas noticeably cooler.
• Reinforced edges and corners: Dual layer white webbing and curved edge finishing improve tear resistance where the sail attaches to anchors.
• Stainless hardware: Corners include stainless steel D rings attached to the webbing for durable, corrosion-resistant anchoring points.
• Quick to install: The sail can be taken down or pulled up in about five minutes for seasonal use or storage.

Who It's For

This shade sail suits homeowners with medium to large outdoor spaces who want a durable canopy that performs in both sun and rain; it is particularly useful for patios, carports and yard play areas where UV protection and cooler shade are priorities. The product is also a good option for renters or seasonal users who need something that installs and removes quickly without permanent alteration.

Those who should look elsewhere include buyers who require exact custom engineering for permanent structures or who need fabrics rated for continuous heavy downpours and standing water; for such applications a rigid roof or architect-specified membrane is a better fit.

Pros & Cons

Pros

• Solid construction with visible strong stitching and dual webbing at edges improves longevity in sun and wind.
• Effective shade and heat reduction, making outdoor time more comfortable on hot days.
• Waterproof PU coating adds weather resistance so light rain does not soak through.
• Stainless steel D rings and finished corners make anchoring straightforward and reliable.

Cons

• Size perceptions vary; some buyers find the sail smaller than expected so measure carefully before ordering.
• Not intended as a permanent rigid roof replacement for extreme weather exposure over time.

Specifications

Product type	Triangle shade sail
Size	12 ft x 14 ft x 18.4 ft
Material	Polyester with PU waterproof coating
UV protection	Blocks up to 90% of UV (UPF50+)
Edges & corners	Dual layer white webbing with stainless steel D rings
Temperature reduction	Up to 15 degree drop under shade
Warranty	3 years limited warranty

Our Verdict

The custom size triangle shade sail is a solid value for homeowners seeking a weather resistant, UV-blocking canopy that installs quickly and lowers temperature beneath it. With reinforced edges, stainless hardware and a waterproof PU coating, it is a versatile choice for patios, carports and yards that balances performance and price for most residential applications.

Frequently Asked Questions

Is this sail waterproof in rain?
The polyester with PU coating is water resistant and prevents light rain from passing through, though it is not a rigid roof for heavy or long-term standing water.

How much UV does it block?
The fabric blocks up to 90% of harmful UV and is rated UPF50+ for strong sun protection.

How are the corners finished?
Corners use stainless steel D rings attached to dual layer white webbing for reinforced anchoring.