ShadeMart 13ft x 19ft Black Sun Shade Sail UPF50 Rectangle - Cool

Our review of the ShadeMart 13' x 19' Black Sun Shade Sail finds it best suited for homeowners and small business owners who need a heavy duty, UV-blocking canopy that reduces heat without trapping water. The sail is made from woven HDPE with stainless steel corner D rings and heavy webbing, so it feels durable and well constructed out of the box. Installers who want a breathable, water permeable rectangle that blocks sunlight and lowers temperatures will appreciate its UPF protection and rugged hardware; those seeking a waterproof canopy should look elsewhere.

Key Features

• MATERIAL: Woven HDPE fabric provides a sturdy, tear-resistant surface that stands up to regular outdoor exposure.
• UV PROTECTION: Blocks up to 95% of harmful UV rays, which helps lower surface and ambient temperatures by roughly 10 to 15 degrees.
• HARDWARE: Stainless steel D rings attached to heavy duty white webbing give secure anchor points for tensioned installations.
• BREATHABILITY: The water permeable design allows rain and air to pass through so water does not pool and wind loads are reduced.
• CUSTOM SIZE OPTION: Available in a range of custom sizes so buyers can choose a rectangle that fits patios, carports, or pergolas when measured accurately.
• STYLE: Simple rectangle shape and multiple color choices make it easy to integrate the sail into existing outdoor decor.

Who It's For

The ShadeMart rectangle sail is ideal for homeowners, gardeners, and small commercial spaces that need reliable sun protection for patios, pools, carports, or pergolas. People who value breathability and UV blocking performance will like that it reduces heat while allowing airflow and drainage.

It is not for buyers who need a fully waterproof canopy or an exact factory-cut architectural panel; some customers report slight variations in shape from manual measurements, so those requiring precision-cut geometry should consider custom fabrication alternatives.

Pros & Cons

Pros

• High UV protection and measurable temperature reduction make it effective for shading outdoor living areas.
• Durable construction with woven HDPE and stainless steel D rings gives confidence for longer outdoor use.
• Water permeable design prevents pooling and reduces wind stress on the sail.
• Custom size options and color choices allow flexible styling and fit for many projects.

Cons

• Not waterproof, so it will not keep an area dry in rain events.
• Some buyers report size and rectangle shape can vary due to manual measurements and fabrication tolerances.

Specifications

Brand	ShadeMart
Size	13' x 19'
Material	Woven HDPE (High Density Polyethylene)
Corners	Stainless steel D rings with heavy duty white webbing
Water Resistance	Water permeable, not waterproof
UV Protection	Blocks up to 95% of UV rays (UPF50)

Our Verdict

The ShadeMart 13' x 19' rectangle shade sail is a practical, value-minded choice for anyone needing reliable sun protection and airflow for patios, carports, or poolside areas. With rugged HDPE fabric, solid stainless ring anchors, and strong UV blocking performance, it balances durability and comfort; just be aware it is water permeable and may vary slightly in shape when using custom sizes.

Frequently Asked Questions

Is this shade sail waterproof?
Answer. No, the fabric is water permeable and designed to let water pass through rather than keep an area dry.

How much UV protection does it provide?
Answer. The sail blocks up to 95% of harmful UV rays (UPF50), which helps lower temperatures in shaded areas.

Can I attach it to trees or poles?
Answer. Yes, with the proper hardware kit it can be mounted to poles, trees, walls, or roofs using the stainless steel D rings and webbing.