{"product_id":"custom-size-21ft-x-22ft-black-rectangle-shade-sail-upf50-protection","title":"Custom Size 21ft x 22ft Black Rectangle Shade Sail - UPF50+ Protection","description":"\u003cp\u003eIn this review of the custom size 21' x 22' black rectangle shade sail, the bottom line is simple: it is for anyone who needs reliable, large-area sun protection with a tailored fit. The reviewer found the sail's primary draw to be its combination of heavy-duty 200 GSM HDPE fabric and real-world UV performance, blocking up to 95% of harmful rays while lowering ambient temperature by as much as 15 degrees. Installation requires planning for corner gaps and D-ring measurements, but once in place the canopy performs like a commercial-grade solution rather than a disposable cover.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e95% UV blockage:\u003c\/strong\u003e The 200 GSM HDPE material is rated to block up to 95% of UV rays, offering strong protection for patios and play areas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature reduction:\u003c\/strong\u003e The sail reduces surface temperatures by up to 15 degrees compared to unshaded areas, helping outdoor spaces feel noticeably cooler.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommercial-grade durability:\u003c\/strong\u003e Reinforced edges, stainless steel D-rings and double-layer stitching resist fraying and prolong service life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom sizing:\u003c\/strong\u003e The sail is made to order from D-ring to D-ring so it can be tailored to irregular spaces and specific mounting points.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater and air permeable:\u003c\/strong\u003e The fabric allows airflow and some water passage, reducing wind load and preventing ponding in light rain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree-year assurance:\u003c\/strong\u003e The product comes with a 3-year assurance that reflects the manufacturer's confidence in materials and construction.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis shade sail suits homeowners, small businesses and landscapers who need a robust shade solution for patios, play areas, or outdoor dining spots and who value long-term durability over cheaper temporary covers. It is particularly good for sites that benefit from a custom fit and for users who want a darker, low-visibility canopy like black that does not draw attention.\u003c\/p\u003e\n\u003cp\u003eIt is not ideal for buyers seeking a fully waterproof awning or a rigid pergola alternative; water is not completely repelled and heavy standing water should be avoided. Also, those who prefer a do-it-in-an-hour assembly should budget time for measuring and tensioning to achieve a proper fit.\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 sun protection with up to 95% UV blockage for safer outdoor use.\u003c\/li\u003e\n\u003cli\u003eDurable construction with stainless D-rings and double stitching for long service life.\u003c\/li\u003e\n\u003cli\u003eCustom sizing delivers a precise fit for irregular or specific mounting points.\u003c\/li\u003e\n\u003cli\u003eMaterial reduces temperatures by up to 15 degrees, improving comfort under the canopy.\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; it is water permeable, so heavy rain and ponding are concerns.\u003c\/li\u003e\n\u003cli\u003eRequires careful measuring and allowance at corners, which adds planning time to installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eCustom rectangle shade sail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e21 ft x 22 ft (custom order)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e200 GSM HDPE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUV protection\u003c\/td\u003e\n\u003ctd\u003eUp to 95% UV blockage (UPF50+)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePermeability\u003c\/td\u003e\n\u003ctd\u003eWater and air permeable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHardware\u003c\/td\u003e\n\u003ctd\u003eStainless steel D-rings, reinforced edges\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssurance\u003c\/td\u003e\n\u003ctd\u003e3-year assurance included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe custom 21' x 22' rectangle shade sail is a practical choice for anyone who needs a heavy-duty, tailored canopy that prioritizes sun protection and durability. It offers strong value for outdoor areas that need cooler conditions and long-term wear resistance, provided buyers accept that it is water permeable and needs careful measuring and installation.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs the sail waterproof?\u003c\/strong\u003e\u003cbr\u003eThe fabric is water and air permeable, so it sheds light rain but is not designed to be fully waterproof or to hold standing water.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow should I measure for a custom sail?\u003c\/strong\u003e\u003cbr\u003eMeasure from D-ring to D-ring and allow at least 0.5 ft gap at each corner to posts or anchors as recommended; adjust by 1 to 1.5 ft per side if needed for tension.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow durable is the construction?\u003c\/strong\u003e\u003cbr\u003eConstruction uses 200 GSM HDPE with reinforced edges, double stitching and stainless steel D-rings, backed by a 3-year assurance for everyday outdoor use.\u003c\/p\u003e","brand":"Amgo","offers":[{"title":"Default Title","offer_id":48233440903387,"sku":"B0C1MFDHDV","price":242.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/91gmjs9UHAL._AC_SL1500_5ccfa21d-dca8-4e4a-9612-8cefde3bd27d.jpg?v=1770745973","url":"https:\/\/gearmusthave.com\/products\/custom-size-21ft-x-22ft-black-rectangle-shade-sail-upf50-protection","provider":"GearMustHave","version":"1.0","type":"link"}