ShadeMart 20 ft x 22 ft Brown Sun Shade Sail UPF50 Rectangle - Cooling

In this review the ShadeMart 20 ft x 22 ft brown rectangle shade sail is examined for homeowners and small businesses who need a large, breathable canopy that blocks sun without trapping heat. The bottom line: it is best for patios, carports and pergolas where UV protection and airflow matter most because the woven HDPE fabric blocks up to 95% of harmful UV while remaining water and air permeable, so it lowers surface temperatures rather than creating a greenhouse effect.

Key Features

• Woven HDPE Fabric: The high density polyethylene weave provides durable, tear-resistant coverage that reduces sun exposure while allowing breeze to pass.
• UPF50 Sun Protection: Blocks up to 95% of harmful UV rays so covered areas stay noticeably cooler and surfaces are protected from sun damage.
• Breathable and Water Permeable: The mesh construction lets air and rainwater pass through, preventing pooling and improving comfort on hot days.
• Stainless Steel D-Rings: Heavy duty stainless steel corner D rings attached to white webbing make secure mounting and adjustment straightforward.
• Custom Size Options: Available in a range of custom sizes so buyers can order a sail that matches specific patio or carport dimensions when measured accurately.
• Decorative Rectangle Shape: The simple rectangle style integrates with existing outdoor design while providing a large shaded footprint.

Who It's For

This shade sail is ideal for homeowners who want an affordable, large-area canopy for patios, porches, carports or poolside seating where air circulation is important. It also fits well for renters or property owners who prefer a removable, nonpermanent shade that attaches to poles, trees or walls with a hardware kit.

It is not the right choice for buyers seeking a fully waterproof shelter or for installations that demand rigid framing and full rain protection; those users should look for a waterproof awning or solid canopy instead.

Pros & Cons

Pros

• Excellent UV blocking performance that significantly lowers temperatures beneath the sail.
• Durable woven HDPE and stainless steel D rings deliver good long-term resilience and secure mounting.
• Breathable, water-permeable cloth prevents water pooling and promotes airflow for comfort.
• Custom sizing and simple rectangle styling make it versatile for many outdoor spaces.

Cons

• Not waterproof, so it will not keep an area dry during heavy rain.
• Size accuracy depends on customer measurement and some buyers reported mixed experiences with fit.

Specifications

Brand	ShadeMart
Shape	Rectangle
Size	20 ft x 22 ft
Material	Woven HDPE (High Density Polyethylene)
UV Protection	UPF50, blocks up to 95% UV
Corners	Stainless steel D rings on heavy duty white webbing
Functionality	Water and air permeable (not waterproof)

Our Verdict

The ShadeMart 20 ft x 22 ft brown rectangle shade sail is a practical, value-oriented solution for anyone who needs large-area sun protection with airflow and strong UV blocking. It works best where breathability and cooling matter more than complete waterproofing, and the durable materials and mounting rings make it a sensible purchase for patios, carports and pergolas.

Frequently Asked Questions

Is this shade sail waterproof?
Answer. No, the sail is water permeable and breathable by design; it will not provide full rain protection but prevents water pooling.

How should I measure for a custom size?
Answer. Measure the usable area where you plan to attach the sail and allow for attachment points; the manufacturer emphasizes accurate measurement since size variations from manual measurement can occur.

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