{"product_id":"21ft-x-22ft-heavy-duty-rectangle-sun-shade-sail-95-uv-blockage","title":"21ft x 22ft Heavy Duty Rectangle Sun Shade Sail - 95% UV Blockage","description":"\u003cp\u003eIn this review of the 21' x 22' Heavy Duty Rectangle Sun Shade Sail, the bottom line is simple: it is for anyone who needs a robust, long-lasting shade solution for a patio, carport, pool, or commercial outdoor space. The single biggest reason to buy is the combination of a 260 GSM virgin HDPE fabric and reinforced mounting design that channels tension into integrated cable wires and stainless super rings, which results in a durable canopy that stands up to sun exposure and wind better than typical recycled sails.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy Duty Fabric:\u003c\/strong\u003e The 260 GSM 100% virgin HDPE material delivers a denser, more durable weave that holds up to prolonged sun exposure without rapid degradation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Reinforcement:\u003c\/strong\u003e Built-in cable wires in the edges transfer pulling force into the super rings, reducing edge wear and preventing premature tearing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStainless Super Rings:\u003c\/strong\u003e Corrosion-resistant mounting rings give secure anchor points that maintain strength in damp or salty conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e95% UV Blockage:\u003c\/strong\u003e The UV stabilized compound and lab-tested fabric block most harmful UV, lowering temperature and sunlight under the sail for more comfortable outdoor use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBreathable, Permeable Design:\u003c\/strong\u003e The fabric lets water pass through to avoid pooling, so it performs in rain without ballooning or sagging from trapped water.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Fit Guidance:\u003c\/strong\u003e Measurements are taken D ring to D ring and edges are slightly curved to allow tight stretching and prevent a sagging middle.\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 and small businesses looking for a commercial grade canopy that will endure strong sun and regular use, such as patios, carports, poolside areas, and outdoor seating. Installers who want straightforward tensioning and durable anchor points will appreciate the stainless rings and integrated cable edges.\u003c\/p\u003e\n\u003cp\u003eIt is less appropriate for buyers expecting a fully waterproof awning or those who want an all-in-one kit; installation hardware and cables are sold separately and should be specified as stainless cable ropes rather than nylon for longevity. People who need a very lightweight, temporary cover may prefer simpler, less heavy-duty options.\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\u003eDurable 260 GSM virgin HDPE fabric resists fading, drying, and tearing under sun exposure.\u003c\/li\u003e\n\u003cli\u003eIntegrated cable edges and stainless super rings provide robust mounting that directs stress away from the fabric.\u003c\/li\u003e\n\u003cli\u003eHigh UV blockage keeps shaded areas noticeably cooler and safer from sunlight.\u003c\/li\u003e\n\u003cli\u003ePermeable fabric prevents water pooling during rain, maintaining shape and tension.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInstallation hardware kits are required and sold separately, so additional purchases and planning are needed.\u003c\/li\u003e\n\u003cli\u003eNot fully waterproof; breathable design allows water through rather than shedding it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eShadeMart\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e21 ft x 22 ft (measurement D ring to D ring)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e260 GSM 100% virgin HDPE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUV Blockage\u003c\/td\u003e\n\u003ctd\u003eApproximately 95%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEdge Reinforcement\u003c\/td\u003e\n\u003ctd\u003eBuilt-in cable wires integrated into mounting rings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eStainless super rings; hardware kits sold separately\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe 21' x 22' ShadeMart heavy duty rectangle shade sail is a solid choice for anyone needing long-term sun protection with professional-grade durability. It is good value for those willing to invest in proper hardware and installation, delivering strong UV reduction and a reinforced mounting system that extends fabric life.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this sail block UV effectively?\u003c\/strong\u003e\u003cbr\u003eYes, the fabric is lab-tested and treated with UV stabilizer to block approximately 95% of harmful UV.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the sail waterproof?\u003c\/strong\u003e\u003cbr\u003eNo, the fabric is breathable and permeable so water passes through to prevent pooling rather than shedding like a waterproof tarp.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre mounting kits included?\u003c\/strong\u003e\u003cbr\u003eNo, installation hardware and cable ropes are sold separately; stainless cables and hardware kits are recommended for best performance.\u003c\/p\u003e","brand":"ShadeMart","offers":[{"title":"Default Title","offer_id":48226675851483,"sku":"B0BZJZNJ8S","price":686.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/91svSgY_fWL._AC_SL1500_38bccc8a-9861-4f81-b217-a187855d4234.jpg?v=1770731052","url":"https:\/\/gearmusthave.com\/products\/21ft-x-22ft-heavy-duty-rectangle-sun-shade-sail-95-uv-blockage","provider":"GearMustHave","version":"1.0","type":"link"}