{"product_id":"pool-mate-21-ft-classic-blue-winter-pool-cover-easy-install","title":"Pool Mate 21 ft Classic Blue Winter Pool Cover - Easy Install","description":"\u003cp\u003eIn this review of the Pool Mate 21 ft Classic Blue Winter Pool Cover, the bottom line is simple: it is a practical, budget-friendly winter cover for above-ground 21 ft round pools that prioritizes ease of installation and seasonal protection. The biggest reason to buy is the generous 4 ft overlap and included winch and cable, which make mounting and securing the cover much easier than thinner, tight-fit covers. For owners who need a solid, non-porous cover to hold out snow and ice over the offseason, this model delivers straightforward protection without complicated hardware.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 ft overlap:\u003c\/strong\u003e Extra material beyond the pool diameter makes it easier to drape and secure the cover, reducing installation stress.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded winch and cable:\u003c\/strong\u003e The package contains a winch and cable so users can tighten the cover and anchor it through the grommets for wind resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolid polyethylene construction:\u003c\/strong\u003e The cover is a non-permeable solid material that prevents water from passing through, keeping debris and meltwater out of the pool.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2.36 oz\/yd2 weight with 8 x 8 scrim:\u003c\/strong\u003e The woven scrim and stated material weight indicate moderate durability for winter season use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUV coated blue topside:\u003c\/strong\u003e The coating helps resist UV degradation while the pool is closed, extending usable life during the offseason.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-Year warranty:\u003c\/strong\u003e Backing from the manufacturer provides added confidence in the product's expected longevity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe Pool Mate 21 ft Classic Blue is best for above-ground pool owners who want a simple winter closure that is quick to install and provides solid, waterproof protection from snow and ice. It is especially useful for those with limited time or a single person doing the job, since the 4 ft overlap and included winch make the work easier.\u003c\/p\u003e\n\u003cp\u003eThose who need a heavy-duty multi-season cover or expect frequent rough handling should look elsewhere, as some customers report thin material and mixed durability experiences. If maximum tear resistance or a permeable debris cover for summer use is required, consider higher-weight options designed specifically for that purpose.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEasy installation thanks to the 4 ft overlap and supplied winch and cable.\u003c\/li\u003e\n\u003cli\u003eSolid, non-porous material keeps meltwater and debris out of the pool all winter.\u003c\/li\u003e\n\u003cli\u003eUV coated topside and heat-sealed seams add seasonal durability and protection.\u003c\/li\u003e\n\u003cli\u003eLong 10-Year warranty offers reassurance about product support.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial is relatively light at 2.36 oz\/yd2 and customers report mixed durability and some tearing under stress.\u003c\/li\u003e\n\u003cli\u003eNot intended as a summer debris cover or for heavy-duty, long-term abrasion resistance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesigned pool size\u003c\/td\u003e\n\u003ctd\u003e21 ft round\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCover size including overlap\u003c\/td\u003e\n\u003ctd\u003e25 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverlap\u003c\/td\u003e\n\u003ctd\u003e4 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial weight\u003c\/td\u003e\n\u003ctd\u003e2.36 oz\/yd2 (80 g\/m2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScrim\u003c\/td\u003e\n\u003ctd\u003e8 x 8 woven scrim\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStyle\u003c\/td\u003e\n\u003ctd\u003eClassic Blue winter cover, style 3521-4PM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10-Year Warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Pool Mate 21 ft Classic Blue winter cover is a sensible, easy-to-install choice for above-ground pool owners who want dependable seasonal protection without complex setup. It offers the practical benefits of a large overlap, included winch and cable, and a solid waterproof surface, making it good value for users who prioritize convenience and winter weather protection. Buyers who need heavier, more abrasion-resistant material should weigh alternatives.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this cover let water through?\u003c\/strong\u003e\u003cbr\u003eThe cover is a solid, non-permeable material designed to prevent water from passing through the fabric.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it come with hardware to secure it?\u003c\/strong\u003e\u003cbr\u003eYes, the cover includes a winch and cable and has grommets to attach and tighten around the pool perimeter.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShould I size up if I have a large top rail?\u003c\/strong\u003e\u003cbr\u003eYes, the manufacturer recommends considering a larger cover size if you have very large top rails so the cover can float loosely on the water.\u003c\/p\u003e","brand":"Pool Mate","offers":[{"title":"Default Title","offer_id":48185818317019,"sku":"B01H8ESYZI","price":70.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51CRpPlB9CL._AC_SL1000_dc2ff451-d8cc-42e8-8629-0e2a4a9d3772.jpg?v=1769520323","url":"https:\/\/gearmusthave.com\/products\/pool-mate-21-ft-classic-blue-winter-pool-cover-easy-install","provider":"GearMustHave","version":"1.0","type":"link"}