ShadeMart 13ft x 13ft White Sun Shade Sail UPF50 Square - Cools Patio

In this review of the ShadeMart 13' x 13' White Sun Shade Sail the bottom line is straightforward: this breathable HDPE canopy is best for homeowners and small-business owners who need reliable sun protection that also reduces temperature outdoors. The reviewer found the fabric blocks a large portion of UV while remaining water permeable, so it reduces heat without acting like a tarp. Installation is described as manageable with basic hardware, and the build quality - stainless steel D rings and heavy white webbing - is the single biggest reason many buyers will choose this sail.

Key Features

• Woven HDPE fabric: provides a durable, tear-resistant surface that resists fading and stretches less than cheaper alternatives.
• UPF50 sun protection: blocks up to 95% of harmful UV rays, helping to significantly lower temperatures under the canopy for more comfortable outdoor time.
• Stainless steel corner D rings: attached to heavy duty white webbing for secure mounting to poles, walls, or trees with standard hardware.
• Water permeable and breathable: allows rain and air to pass through so water does not pool and the shelter breathes in warm conditions.
• Custom size options: available in multiple sizes so customers can pick a sail closer to their venue measurements when standard sizes are not ideal.
• Rectangle styling: a simple, clean shape that integrates with patios, carports, pergolas, and pools without overpowering existing design.

Who It's For

The ShadeMart 13' x 13' sail is ideal for homeowners, renters, and small businesses who want a functional shade solution that reduces UV exposure and cooling costs. It suits patios, carports, pool areas, and pergolas where airflow and drainage are desirable because the fabric is not waterproof.

Customers who need a fully waterproof canopy or require an exact factory-cut rectangular shape for precision installations should look elsewhere or order a custom size and verify measurements carefully. Also, if a rigid roof or full rain protection is required, this breathable sail is not designed for that purpose.

Pros & Cons

Pros

• High UPF protection and measurable cooling effect that makes outdoor areas noticeably more comfortable.
• Durable construction with stainless steel D rings and heavy webbing for secure anchors.
• Breathable, water-permeable weave prevents pooling and performs in varied weather while allowing airflow.
• Available custom sizes to better match nonstandard spaces.

Cons

• Not waterproof, so it will not provide full rain protection or act like a solid roof in downpours.
• Some buyers report size or shape variation due to manual measurements, so careful measuring is required before purchase.

Specifications

Brand	ShadeMart
Size	13' x 13'
Shape	Rectangle/Square style
Material	Woven HDPE (High Density Polyethylene)
Hardware	Stainless steel corner D rings with heavy duty white webbing
Function	Water permeable, breathable, UPF50 sun protection

Our Verdict

The ShadeMart 13' x 13' White Sun Shade Sail is a practical, cost-effective option for shading patios and outdoor seating where sun protection and airflow matter more than waterproofing. With solid materials, good UV blocking, and easy installation for standard attach points, it offers strong value for those wanting cooler, more usable outdoor spaces without installing a permanent structure.

Frequently Asked Questions

Is this sail waterproof?
The fabric is water permeable and breathable, so it will not be fully waterproof or prevent rain from passing through.

Can it be attached to trees and poles?
Yes, the corner D rings and heavy webbing allow attachment to poles, trees, walls, or roofs with the proper hardware kit.

Will it block UV and lower temperatures?
Yes, the sail blocks up to 95% of harmful UV rays and is reported to lower temperatures noticeably under the canopy.