HOMA 18ft x 21ft Grey Rectangle Sun Shade Sail Canopy - Heavy Duty UV

In this review the HOMA 18ft x 21ft Grey Rectangle Sun Shade Sail Canopy is evaluated for homeowners and small-business outdoor spaces seeking a durable, high-coverage shade solution. The single biggest reason to buy is its construction: made from 100% high density 185GSM polyethylene that claims up to 95% UV blockage, it balances breathability and sun protection for patios, pools, decks and carports while resisting fading and water pooling.

Key Features

• Material: 100% high density 185GSM polyethylene delivers solid sun protection while allowing air and some water to pass through to reduce sagging and pooling.
• UV protection: Blocks up to 95% of harmful UV rays, helping protect skin and outdoor furnishings from sun damage.
• Hardware: Reinforced stitched seams and durable stainless steel D-rings with provided polyethylene ropes make installation and anchoring straightforward.
• Durability: Fabric is treated to resist UV degradation, water and fading so it will retain color and performance under regular sun exposure.
• Custom sizing: Made in USA and available in custom sizes, which is useful when standard dimensions do not fit an irregular space.
• Breathability: The woven knitted design allows breeze through, reducing wind load and creating a cooler shaded area.

Who It's For

The HOMA 18ft x 21ft shade sail is well suited to homeowners with a medium to large patio, poolside area, pergola or carport who want a heavy duty, long spanning fabric that emphasizes UV protection and breathability. It also fits small businesses or parks needing a substantial canopy that is straightforward to anchor with D-rings and ropes.

Those who need a permanent, structurally rigid awning or a fully waterproof roof should look elsewhere; this sail is a breathable shade fabric that reduces pooling but is not a solid waterproof membrane. If exact straight-edge geometry is essential, consider ordering a custom straight-edge sail rather than relying on the default radian edges.

Pros & Cons

Pros

• Strong 185GSM polyethylene fabric and reinforced seams provide robust daytime UV protection and a durable feel.
• Blocks up to 95% of UV, making it effective for sun protection for people and furnishings.
• Breathable, woven design reduces pooling and wind stress compared with solid tarps.
• Custom sizes available and made in USA, which helps fit unusual spaces.

Cons

• Durability feedback is mixed: several users report excellent longevity but some experienced tearing after around a year in heavy conditions.
• Not fully waterproof; it allows some water through by design and is not a substitute for a solid roof.

Specifications

Brand	HOMA
Size	18ft x 21ft Rectangle
Material	100% High Density 185GSM Polyethylene
UV Blockage	Up to 95%
Hardware	Reinforced stitched seams, stainless steel D-rings, ropes included
Made	Made in USA, custom sizes available

Our Verdict

For buyers who need a substantial shade solution that emphasizes UV protection and breathability, the HOMA 18ft x 21ft shade sail is a practical, good-value choice. It is well suited to patios, pools and backyards where strong fabric, reinforced hardware and reduced pooling matter; those needing full waterproofing or absolute long-term commercial endurance in extreme conditions should consider alternatives or plan for occasional replacement.

Frequently Asked Questions

How do I choose the right size?
Measure corner to corner and allow 1.5-2ft between the shade and fixing points; slightly bend edges per recommended radian to keep the sail tight and prevent sagging.

Is this sail waterproof?
No, it is a breathable woven polyethylene that allows some water through to avoid pooling; it is designed for shade and UV protection rather than full waterproofing.

What if my sail rips or is the wrong size?
Custom sizes are available and the product is made in USA; contact the seller for sizing needs or assistance with defects and they will work to resolve issues.