ShadeMart 20 ft x 23 ft Green Rectangle Sun Shade Sail - UPF50

In this review the ShadeMart 20' x 23' green rectangle sun shade sail is evaluated for homeowners and small-business owners who need durable sun protection for patios, carports, pools or pergolas. The single biggest reason to buy is its combination of breathable woven HDPE fabric and UPF50-rated sun blocking, which cuts heat and sunlight while allowing water and air to pass through. The review focuses on real-world durability, ease of install and how well the sail reduces temperature under the canopy.

Key Features

• Material: Woven HDPE fabric provides a balance of strength and breathability so the canopy reduces temperature while remaining water permeable.
• UV Protection: UPF50-rated construction blocks up to 95% of harmful UV rays, helping protect skin and reduce fading of outdoor furniture.
• Hardware Ready: Stainless steel D rings sewn into heavy duty white webbing make attachment to poles, walls or trees straightforward and reliable.
• Custom Size Options: A range of custom sizes is available so users can order dimensions to fit specific patios, carports or poolside layouts when standard sizes do not match.
• Airflow and Drainage: The water permeable cloth allows rainwater and air to pass through, reducing wind load and pooling that can tear non-breathable sails.

Who It's For

The ShadeMart rectangle shade sail is best for people who want effective sun protection and cooling for outdoor living spaces like patios, pergolas, carports or pool areas and value a breathable, durable textile rather than a waterproof cover. It suits DIY installers and property owners who can anchor a sail to existing structures or install posts using a hardware kit.

Those who need full waterproofing, an exact machine-cut geometric rectangle without any manual-size variation, or a temporary pop-up solution should look elsewhere - this model prioritizes UV blockage and airflow over strict waterproofing and perfect factory geometry.

Pros & Cons

Pros

• High UPF protection and measurable cooling make it effective for shade and UV reduction.
• Rugged woven HDPE and stainless steel D rings provide long-term durability even in exposed outdoor conditions.
• Breathable, water permeable fabric reduces wind stress and prevents water pooling during rain.

Cons

• Not waterproof, so it will not keep an area dry during heavy rain.
• Size and shape can vary slightly due to manual measurements, which may require careful planning before purchase.

Specifications

Our Verdict

The ShadeMart 20' x 23' rectangle shade sail is a practical value buy for anyone who needs long-lasting UV protection and cooler outdoor spaces without sealing out rain. Its woven HDPE fabric, solid corner hardware and breathability make it a durable, easy-to-install choice for patios, carports and poolside areas, provided the buyer accepts that it is not waterproof and that manual sizing can introduce slight variation.

Frequently Asked Questions

Is this sail waterproof?
Answer. No, the fabric is water permeable and breathable; it will not provide a waterproof cover but prevents pooling.

Can I attach it to trees or poles?
Answer. Yes, the sewn stainless steel D rings and heavy webbing allow attachment to poles, trees, walls or roofs with the proper hardware kit.

Will it reduce temperature under the canopy?
Answer. Yes, the UPF50 fabric blocks up to 95% of UV and typically lowers temperatures under the sail by several degrees in practical use.