Blue Triangle Waterproof Sun Shade Sail 13ft x 21ft x 24.7ft - UV50

In this review the Royal Shade blue triangle sun shade sail is judged as a practical, heavy-duty option for homeowners or renters who need strong UV protection and basic water resistance over a patio, play area, or garden. The single biggest reason to buy is its combination of 98% UV blockage and a waterproof PU coating, which together reduce radiant heat and keep light showers off outdoor seating. The sail is best for people willing to install a tilted, tensioned canopy and who may pair it with a hardware kit for best results.

Key Features

• Waterproof PU coating: The polyester fabric with PU layer sheds light rain and wind when the sail is installed with a slight tilt to avoid pooling.
• High UV blockage: Blocks up to 98% of harmful UV rays, helping outdoor areas feel as much as 15 degrees cooler than unshaded spots.
• Reinforced corners: Each corner is strengthened and fitted with a stainless steel D-ring for more secure fastening and longer wear.
• Durable edging: Dual-layered webbing and curved edges resist fraying and reduce sagging over time with proper tension.
• Custom sizing available: The manufacturer accepts custom orders and backs products with hassle-free 30-day returns and a 3-year limited warranty.

Who It's For

This shade sail suits homeowners, restaurants with outdoor seating, and anyone looking to lower ambient heat and block UV on a deck or patio; the waterproof coating also helps in regions with occasional light rain. It is a good match for people who can install a tilted sail with sturdy anchor points or who will buy a separate hardware kit for reliable tensioning.

It is less suitable for those who need a permanent roof-level solution in heavy storms or for buyers who expect long-term performance without routine inspection; several customers reported mixed durability and varying performance in severe weather, so those in very windy or rainy climates should consider a more rigid awning or professional installation.

Pros & Cons

Pros

• Strong UV protection that noticeably reduces heat in shaded areas.
• Waterproof PU coating repels light rain when properly tilted.
• Sturdy construction with dual webbing, curved edges, and stainless steel D-rings for secure anchors.
• Custom-size orders and a 3-year limited warranty give buying flexibility and some peace of mind.

Cons

• Durability reports are mixed; some users experienced wear sooner than expected under heavy exposure.
• Hardware kit is not included, so additional purchase and correct installation are required for optimal performance.

Specifications

Product type	Triangle sun shade sail
Size	13' x 21' x 24.7'
Material	Polyester with PU waterproof coating
UV protection	UPF50+ / 98% UV blockage
Edges & reinforcement	Dual-layered webbing, curved edges, reinforced corners with stainless steel D-rings
Warranty & returns	30-day returns, 3-year limited warranty
Hardware	Hardware kit sold separately (recommended)

Our Verdict

The blue triangle waterproof shade sail is a sensible, value-oriented option for patios and gardens where strong UV blockage and light rain protection are priorities. It delivers good sun defense and comes with reinforced construction and a warranty, but buyers should plan to install it with proper tilt and hardware and expect variable long-term durability in extreme conditions.

Frequently Asked Questions

Does this sail keep out rain?
It uses a PU waterproof coating that sheds light rain when the sail is mounted with a slight tilt to prevent water pooling.

Is hardware included?
No, the hardware kit is not included; pairing the sail with a recommended shade sail hardware kit gives the best tension and longevity.

Can I order a custom size?
Yes, the maker accepts custom-size orders and offers a 30-day return policy plus a 3-year limited warranty.