{"product_id":"right-triangle-sun-shade-sail-12ft-x-18ft-x-21-6ft-heavy-duty-uv","title":"Right Triangle Sun Shade Sail 12ft x 18ft x 21.6ft - Heavy Duty UV","description":"\u003cp\u003eIn this review the Royal Shade right triangle sun shade sail is evaluated for homeowners and light commercial users who need a durable, well-fitting triangular canopy. The single biggest reason to buy is the fabric and construction: a 200 GSM HDPE weave with UV inhibitors that blocks up to 95% of UV while remaining breathable so it does not trap heat or collect water. The review focuses on fit, materials, and installation details so you can decide if this custom-size canopy meets your outdoor shading needs.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner-to-corner measurement:\u003c\/strong\u003e Measurements are taken from corner to corner and the edges are slightly curved to create even tension and reduce sagging after installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e200 GSM HDPE fabric:\u003c\/strong\u003e The 100% 200 GSM high density polyethylene blocks up to 95% of harmful UV while remaining breathable so breeze and water pass through.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReinforced edges:\u003c\/strong\u003e Heavy duty double layered stitched seams help prevent fraying and keep the sail shaped under wind and sun exposure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStainless D rings:\u003c\/strong\u003e Each corner has a stainless D ring with extra stitching for secure attachment and easier mounting with turnbuckles or cables.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for longevity:\u003c\/strong\u003e UV inhibitors in the weave and a manufacturer 3 year warranty aim to protect against fading and degradation in normal weather.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis shade sail is ideal for homeowners, small businesses, or pet owners who need a triangular canopy to cover a patio, play area, or kennel and want a breathable fabric that reduces UV while allowing air flow. It works well when you have three mounting points such as posts, trees, or a combination of walls and poles.\u003c\/p\u003e\n\u003cp\u003eIt is less suitable for those seeking a pre-tensioned rigid awning or a fully waterproof cover; the knitted HDPE is designed to breathe and avoid pooling rather than provide total waterproofing. Also, buyers who need a perfectly straight-edge aesthetic should request a custom order because standard units use a calculated curved edge for tension.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh quality 200 GSM HDPE fabric that balances shade and airflow for comfort and durability.\u003c\/li\u003e\n\u003cli\u003eCurved-edge design and corner-to-corner measurement help the sail install tight and stay neat without sagging.\u003c\/li\u003e\n\u003cli\u003eStainless D rings and reinforced stitching at corners increase strength and ease of installation.\u003c\/li\u003e\n\u003cli\u003eComes with a 3 year warranty against UV degradation under normal weather.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNot fully waterproof by design, so it will let water through rather than shedding heavy rain like a solid canopy.\u003c\/li\u003e\n\u003cli\u003eSize opinions vary; measure carefully since some buyers find the selected size smaller than expected.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eShape\u003c\/td\u003e\n\u003ctd\u003eRight triangle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize (corner-to-corner)\u003c\/td\u003e\n\u003ctd\u003e12 ft x 18 ft x 21.6 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e100% 200 GSM HDPE (knitted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUV Block\u003c\/td\u003e\n\u003ctd\u003eUp to 95%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEdges\u003c\/td\u003e\n\u003ctd\u003eDouble layered reinforced stitched seams (curved edges)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHardware\u003c\/td\u003e\n\u003ctd\u003eStainless D rings at each corner\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e3 years UV degradation warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Royal Shade right triangle 12 ft x 18 ft x 21.6 ft shade sail is a solid choice for anyone needing breathable, UV-blocking coverage with a focus on a tight, neat installation. Its 200 GSM HDPE fabric, reinforced corners, and curved-edge design deliver dependable shade and long-term performance, making it good value for patios, pet areas, and light commercial spaces; choose a custom option if you need straight edges or waterproofing.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow is the measurement taken?\u003c\/strong\u003e\u003cbr\u003eMeasurement is taken from corner to corner and edges are curved to create tension and prevent sagging.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the sail waterproof?\u003c\/strong\u003e\u003cbr\u003eNo, the knitted 200 GSM HDPE is breathable to allow water and air through and is designed to prevent pooling rather than be fully waterproof.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat hardware is recommended?\u003c\/strong\u003e\u003cbr\u003eUse cable, adjustable turnbuckles, and sturdy mounting points such as poles, walls, or trees; a 0.5-2 ft spacing from poles is suggested to allow for tensioning hardware.\u003c\/p\u003e","brand":"Royal Shade","offers":[{"title":"Default Title","offer_id":48613131387099,"sku":"B0C2GDGN2H","price":103.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/91LDBCEZnvL._AC_SL1500_f73fd6ef-a50f-44d2-a4a1-5a76424250e6.jpg?v=1778401149","url":"https:\/\/gearmusthave.com\/products\/right-triangle-sun-shade-sail-12ft-x-18ft-x-21-6ft-heavy-duty-uv","provider":"GearMustHave","version":"1.0","type":"link"}