{"product_id":"21ft-x-21ft-x-21ft-grey-triangle-sun-shade-sail-canopy-heavy-duty","title":"21ft x 21ft x 21ft Grey Triangle Sun Shade Sail Canopy - Heavy Duty","description":"\u003cp\u003eIn this review of the 21' x 21' x 21' grey triangle sun shade sail, the bottom line is simple: it is a heavy duty, breathable shade solution for patios, pools and carports where long UV resistance matters. Built from 190 GSM 100% virgin HDPE and treated with a UV stabilized compound, the sail is aimed at buyers who want a durable, fade-resistant canopy that blocks most sunlight while remaining breathable. The main reason to choose this sail is its material quality and construction, which delivers reliable 95% UV blockage and a structure designed to stay taut over time.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e190 GSM Virgin HDPE:\u003c\/strong\u003e The non-recycled fabric is thick and was lab tested to resist UV degradation, providing a longer usable life in sunny conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e95% UV Blockage:\u003c\/strong\u003e The woven fabric significantly reduces harmful UV and helps lower temperatures under the canopy by an appreciable amount.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBreathable, Water Friendly:\u003c\/strong\u003e The weave allows air and rainwater to pass through, preventing pooling and reducing wind pressure compared with solid covers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReinforced Edges and D-Rings:\u003c\/strong\u003e Double layered stitched seams and stainless steel D-rings at corners improve strength and simplify mounting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUV Stabilized Compound:\u003c\/strong\u003e The treatment prevents drying, tearing and fading so the sail keeps its look and performance longer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Made to Order:\u003c\/strong\u003e Each custom size sail is manufactured in 3-7 business days and includes a 3 year limited warranty under normal use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis sail is best for homeowners and small businesses that need a robust shade solution for patios, balconies, swimming pools or carports and value long term UV protection and color retention. Landscapers or DIY installers who want a low-maintenance, breathable canopy that reduces heat and protects people and furniture from UV are likely to be satisfied.\u003c\/p\u003e\n\u003cp\u003eIt is less suited to installers who need a packaged hardware kit included, as mounting hardware and proper cables are sold separately. Those who expect a waterproof tent-style cover should look elsewhere, since the fabric is breathable and allows water through rather than shedding heavy rain.\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\u003eExcellent material quality from 190 GSM virgin HDPE that resists UV fading and tearing.\u003c\/li\u003e\n\u003cli\u003eBlocks up to 95% of UV and noticeably cools shaded areas by reducing sunlight exposure.\u003c\/li\u003e\n\u003cli\u003eBreathable fabric prevents water pooling and reduces wind stress while staying low maintenance.\u003c\/li\u003e\n\u003cli\u003eStainless steel D-rings and reinforced seams make installation durable when paired with proper hardware.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInstallation requires separate hardware and stainless cables; nylon ropes are not recommended and may fail.\u003c\/li\u003e\n\u003cli\u003eNot fully waterproof, so not intended as a rainproof shelter for heavy storms.\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\u003eTriangle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e21' x 21' x 21'\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e190 GSM 100% virgin HDPE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUV Protection\u003c\/td\u003e\n\u003ctd\u003eApprox. 95% UV blockage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorner Fittings\u003c\/td\u003e\n\u003ctd\u003eStainless steel D-rings with reinforced stitching\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eGrey, curved edges for tensioning\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e3 year limited warranty (normal use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe 21' triangle sun shade sail is a solid choice for anyone who needs a durable, UV resistant canopy that reduces heat and requires minimal upkeep. Its virgin HDPE construction, reinforced edges and stainless fittings deliver reliable performance and value when paired with proper hardware, making it a smart buy for patios, pools and carports where long term color and strength matter.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this sail block most UV?\u003c\/strong\u003e\u003cbr\u003eYes, the fabric is rated to block about 95% of harmful UV and will significantly reduce sunlight and temperature under the canopy.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the sail waterproof?\u003c\/strong\u003e\u003cbr\u003eNo, the woven HDPE is breathable and allows water to pass through to prevent pooling; it is designed for shade and UV protection rather than full rainproofing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre installation fittings included?\u003c\/strong\u003e\u003cbr\u003eNo, hardware kits and cables are sold separately and high quality stainless cable kits are recommended for secure mounting.\u003c\/p\u003e","brand":"ColourTree","offers":[{"title":"Default Title","offer_id":48233845031131,"sku":"B08G89Q7P3","price":133.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/91MT0FTOrpL._AC_SL1500_82fb2162-7d86-4c2d-9307-84161b973f65.jpg?v=1770906963","url":"https:\/\/gearmusthave.com\/products\/21ft-x-21ft-x-21ft-grey-triangle-sun-shade-sail-canopy-heavy-duty","provider":"GearMustHave","version":"1.0","type":"link"}