Custom Size 18ft x 22ft Green Rectangle Sun Shade Sail - UPF50

Our review of this custom-size green rectangle shade sail finds it best for homeowners or small businesses who need reliable sun protection tailored to an exact space. The single biggest reason to buy is the combination of durable 200 GSM HDPE fabric and a customizable D-ring-to-D-ring fit that delivers strong 95% UV blockage and measurable cooling. Installation requires some planning for proper corner gaps, but once fitted the sail offers a cooler, shaded area that holds up well in wind and sun.

Key Features

• 95% Sun Protection: The 200 GSM HDPE material blocks up to 95% of UV rays, offering safe, long-lasting shade for patios and play areas.
• Temperature Reduction: The canopy can lower ambient temperatures by up to 15 degrees compared to unshaded spots, making outdoor time more comfortable.
• Custom Fit: Orders are made to measure from D-ring to D-ring so the sail fits the exact space and avoids awkward gaps or droop.
• Durable Construction: Reinforced edges, double-layer stitching and stainless steel D-rings improve longevity for frequent outdoor use.
• Water and Air Permeable: The fabric sheds heat while allowing airflow and some water to pass through, reducing sail stress in storms.
• 3 Year Assurance: The included assurance period covers concerns about material or construction for added buyer confidence.

Who It's For

This shade sail is for homeowners, cafes, or community spaces that need a tailored, heavy-duty canopy to cover a specific rectangular area. It suits people who want strong UV protection and a cooler outdoor zone without installing rigid structures.

It is less suitable for someone who needs instant pop-up shade or a fully waterproof tarp; the fabric is water permeable and requires secure mounting points and room to set corner gaps correctly. Those wanting off-the-shelf, fixed-size sails may prefer a standard size instead of a custom order process.

Pros & Cons

Pros

• High UV protection and measurable cooling make it effective for sun safety and comfort.
• Custom sizing ensures a neat fit for irregular or specific areas.
• Sturdy materials and reinforced stitching add long-term durability in windy conditions.
• Multiple color options mean the sail can be unobtrusive or decorative.

Cons

• The sail is water permeable rather than fully waterproof, so it does not provide complete rain protection.
• Proper installation requires planning for corner gaps and secure anchor points, which may need extra hardware or professional help.

Specifications

Our Verdict

For anyone needing a robust, tailor-made rectangle shade sail, this product offers excellent sun protection, noticeable cooling, and durable construction for good long-term value. Buy it if you can measure carefully and plan secure anchor points; skip it if you need a fully waterproof or temporary pop-up shade solution.

Frequently Asked Questions

Is the fabric waterproof?
The material is water permeable and designed to allow some water and airflow rather than act as a waterproof tarp.

How should I measure for a custom sail?
Measure from D-ring to D-ring for each corner and allow recommended corner gap spacing when planning anchor points.

Will it withstand strong wind?
Customers report good wind performance when properly installed with reinforced mounting and correct corner gaps, though secure anchoring is essential.