ShadeMart Heavy Duty 11 ft x 19 ft Green Rectangle Shade Sail

In this review the ShadeMart Heavy Duty 11 ft x 19 ft Green Rectangle Shade Sail is assessed for backyard and commercial shade needs; the bottom line is that it is best for anyone who wants a robust, long-lasting canopy that blocks most UV and holds up in sunny, windy conditions. The reviewer found the sail's construction - 260 GSM virgin HDPE with integrated cable edges and stainless super rings - to be the single biggest reason to buy, because that combination concentrates load into the cable, reduces edge wear, and helps the sail remain taut and usable season after season.

Key Features

• Heavy Duty Construction: The 260 GSM extra fabric and stainless mounting super rings provide a sturdy build that resists tearing under regular outdoor use.
• Integrated Cable Edges: Built-in cable wires transfer all pulling strength to the cable, making the edges more durable and reducing sag in the center when properly installed.
• UV Stabilized Material: Treated 100% virgin HDPE resists drying, fading, and breakdown so the fabric lasts longer under intense sun exposure.
• High UV Blockage: The sail blocks up to 95% of harmful UV, noticeably lowering sun and heat on patios, pools, and carports.
• Breathable Design: The permeable fabric allows water to pass through so rain does not pool on the surface and drainage is reliable.
• Custom Sizing Available: The product can be custom sized, and measurements are taken from D ring to D ring for accurate fit during installation.

Who It's For

The ShadeMart Heavy Duty shade sail is ideal for homeowners, small businesses, and landscapers who need a durable, high-UV-blocking canopy for patios, pools, balconies, and carports. It is particularly well suited to sunny or coastal areas where UV exposure and wind demand a stronger material and reinforced mounting hardware.

Those who should look elsewhere include people wanting a fully waterproof canopy (this fabric is breathable to prevent pooling) or buyers who prefer an all-in-one kit with hardware included, since installation hardware and cable ropes are sold separately and require care in selection.

Pros & Cons

Pros

• Robust 260 GSM virgin HDPE material that is more durable than recycled alternatives in sun exposure.
• Integrated cable and stainless super rings concentrate load at the edges, reducing wear and improving tension.
• Blocks up to 95% of UV, noticeably cooling shaded areas and protecting outdoor spaces.
• Breathable fabric eliminates pooling after rain and is treated to resist fading and drying.

Cons

• Installation requires separate hardware and cable ropes; nylon rope is not recommended, so buyers must purchase appropriate kits.
• Not waterproof, so it does not provide full rain protection if that is required.

Specifications

Size	11 ft x 19 ft (measurement D ring to D ring)
Material	260 GSM 100% virgin HDPE
UV Blockage	Up to 95% UV blockage
Edges	Built-in cable wires integrated into mounting super rings
Mounting	Stainless super rings; hardware kits sold separately
Breathability	Permeable fabric allows water to pass through

Our Verdict

The ShadeMart Heavy Duty 11 ft x 19 ft green rectangle shade sail is a solid choice for anyone who needs durable sun protection and intends to tension the sail professionally with proper hardware. Its reinforced edges and 260 GSM virgin HDPE deliver long lasting performance and strong UV protection, making it good value for patios, pools, and carports where sun resistance and longevity matter.

Frequently Asked Questions

Do I need special hardware to install this shade sail?
Yes. Installation hardware kits and cable ropes are required and sold separately; ShadeMart kits and cables are recommended for best performance.

Will this sail keep rain from pooling?
No. The fabric is breathable so water passes through, preventing pooling but not providing full waterproof coverage.

How is the measurement taken?
Measurements are taken from D ring to D ring; leave 0.5 to 1.5 ft space for the hardware between each D ring and the mounting points.