{"product_id":"ground-thawing-blanket","title":"MAXKOSKO 120V High Watt Density Ground Thawing Blanket for Frozen Soil \u0026 Concrete Curing","description":"\u003cdiv class=\"mk-product-content\"\u003e\n\n  \u003c!-- ==============================\n  Overview\n  ============================== --\u003e\n  \u003cdiv class=\"mk-overview\"\u003e\n    \u003ch2\u003e120V Ground Thawing Blanket for Frozen Soil \u0026amp; Concrete Curing\u003c\/h2\u003e\n\n    \u003cp\u003eHigh watt density electric surface heat for targeted frozen-ground thawing, trench preparation, utility access, and cold-weather concrete curing support.\u003c\/p\u003e\n\n    \u003cul class=\"mk-list\"\u003e\n      \u003cli\u003e\n\u003cstrong\u003eTwo 120V Sizes:\u003c\/strong\u003e Choose 3.3 × 4 ft \/ 400W for compact areas or 3.3 × 9.8 ft \/ 1000W for narrow trenches and larger work zones.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eTargeted Ground Thawing:\u003c\/strong\u003e Warms frozen soil before digging, drilling, excavation, or utility repair.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eConcrete Curing Support:\u003c\/strong\u003e Supplies active heat for cold-weather slabs, footings, sidewalks, and localized repairs.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eBuilt-In Overheat Protection:\u003c\/strong\u003e Adds protection during properly monitored operation.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eCold-Weather Ready:\u003c\/strong\u003e Minimum listed working temperature of -22°F \/ -30°C.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003ePortable Jobsite Design:\u003c\/strong\u003e Flexible construction is easy to position, move, roll, and store after cooling.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eMonitored Outdoor Use:\u003c\/strong\u003e Weather-resistant construction for temporary jobsite heating when the plug and connections remain dry.\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003cdiv class=\"mk-feature-grid\"\u003e\n      \u003cdiv class=\"mk-feature-card\"\u003e\n        \u003ch3\u003eThaw Frozen Ground\u003c\/h3\u003e\n        \u003cp\u003ePrepare targeted soil for trenching, excavation, drilling, drainage, plumbing, electrical, or telecom work.\u003c\/p\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"mk-feature-card\"\u003e\n        \u003ch3\u003eSupport Concrete Curing\u003c\/h3\u003e\n        \u003cp\u003eHelp maintain warmth around compatible concrete and masonry work during cold-weather projects.\u003c\/p\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"mk-feature-card\"\u003e\n        \u003ch3\u003e120V Jobsite Power\u003c\/h3\u003e\n        \u003cp\u003eBoth available sizes use 120V power; match the circuit and any extension cord to the selected wattage.\u003c\/p\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"mk-feature-card\"\u003e\n        \u003ch3\u003eTwo Practical Sizes\u003c\/h3\u003e\n        \u003cp\u003eSelect compact spot coverage or a longer blanket for narrow trenches and medium work areas.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ==============================\n  Model Selection\n  ============================== --\u003e\n  \u003cdiv class=\"mk-section\"\u003e\n    \u003ch2\u003eChoose the Right Size\u003c\/h2\u003e\n\n    \u003cdiv class=\"mk-spec-table-wrapper\"\u003e\n      \u003ctable class=\"mk-spec-table\"\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003e\u003cstrong\u003eWattage\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003e\u003cstrong\u003eNominal Current\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003e\u003cstrong\u003eBest For\u003c\/strong\u003e\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003e\n\u003cstrong\u003e3.3 × 4 ft\u003c\/strong\u003e\u003cbr\u003e1.0 × 1.2 m\u003c\/td\u003e\n            \u003ctd\u003e120V\u003c\/td\u003e\n            \u003ctd\u003e400W\u003c\/td\u003e\n            \u003ctd\u003eApprox. 3.3A\u003c\/td\u003e\n            \u003ctd\u003eSmall frozen spots, utility access points, and localized concrete repairs\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003e\n\u003cstrong\u003e3.3 × 9.8 ft\u003c\/strong\u003e\u003cbr\u003e1.0 × 3.0 m\u003c\/td\u003e\n            \u003ctd\u003e120V\u003c\/td\u003e\n            \u003ctd\u003e1000W\u003c\/td\u003e\n            \u003ctd\u003eApprox. 8.3A\u003c\/td\u003e\n            \u003ctd\u003eNarrow trenches, walkways, and medium repair or curing areas\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n\n    \u003cp\u003e\u003cstrong\u003eSelection tip:\u003c\/strong\u003e Measure the actual surface area you need to heat. The blanket must lie flat and must not be folded or overlapped to fit a smaller space.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ==============================\n  Important Before Ordering\n  ============================== --\u003e\n  \u003cdiv class=\"mk-section\"\u003e\n    \u003ch2\u003eImportant Before Ordering\u003c\/h2\u003e\n\n    \u003cdiv class=\"mk-warning-card\"\u003e\n      \u003ch3\u003eConfirm the Work Area and Power Supply\u003c\/h3\u003e\n\n      \u003cul class=\"mk-list\"\u003e\n        \u003cli\u003e\n\u003cstrong\u003e120V Power:\u003c\/strong\u003e Both available models require a compatible 120V supply.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eCircuit Capacity:\u003c\/strong\u003e Confirm that the outlet, circuit, and any extension cord can safely support the selected 400W or 1000W load.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eFull, Flat Contact:\u003c\/strong\u003e Choose a size that can lie flat on the target surface without folds, wrinkles, bunching, or overlap.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eDry Connections:\u003c\/strong\u003e Keep the plug and all electrical connections dry and out of standing water.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eCompatible Surfaces:\u003c\/strong\u003e Use only on suitable non-combustible, heat-tolerant materials.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eTemporary, Monitored Use:\u003c\/strong\u003e This product is not intended for burial, permanent snow-melting installation, traffic areas, submersion, or hazardous locations.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eVariable Thawing Time:\u003c\/strong\u003e Results depend on frost depth, soil type, moisture, wind, ambient temperature, surface contact, and operating time.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ==============================\n  Applications\n  ============================== --\u003e\n  \u003cdiv class=\"mk-section\"\u003e\n    \u003ch2\u003eRecommended Applications\u003c\/h2\u003e\n\n    \u003cdiv class=\"mk-feature-grid\"\u003e\n      \u003cdiv class=\"mk-feature-card\"\u003e\n        \u003ch3\u003eExcavation \u0026amp; Trenching\u003c\/h3\u003e\n        \u003cp\u003eSoften frozen soil before preparing foundations, drainage lines, plumbing, electrical, telecom, or utility trenches.\u003c\/p\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"mk-feature-card\"\u003e\n        \u003ch3\u003eUtility \u0026amp; Maintenance Access\u003c\/h3\u003e\n        \u003cp\u003eWarm targeted ground above water lines, sewer lines, drains, and underground services before repair or inspection.\u003c\/p\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"mk-feature-card\"\u003e\n        \u003ch3\u003eCold-Weather Concrete Work\u003c\/h3\u003e\n        \u003cp\u003eProvide supplemental heat for slabs, footings, sidewalks, masonry work, and localized repairs during curing.\u003c\/p\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"mk-feature-card\"\u003e\n        \u003ch3\u003eTemporary Surface Clearing\u003c\/h3\u003e\n        \u003cp\u003eHelp melt snow or ice on compatible non-combustible work zones and access areas before use.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ==============================\n  Specifications\n  ============================== --\u003e\n  \u003cdiv class=\"mk-section\"\u003e\n    \u003ch2\u003eSpecifications\u003c\/h2\u003e\n\n    \u003cdiv class=\"mk-spec-table-wrapper\"\u003e\n      \u003ctable class=\"mk-spec-table\"\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eElectric ground thawing heated blanket\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eAvailable Sizes\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003e3.3 × 4 ft \/ 1.0 × 1.2 m; 3.3 × 9.8 ft \/ 1.0 × 3.0 m\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eRated Voltage\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003e120V\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eRated Wattage\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003e400W or 1000W, depending on size\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eMinimum Working Temperature\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003e-22°F \/ -30°C\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eProtection\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eBuilt-in overheat protection\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eConstruction\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eFlexible, portable, weather-resistant jobsite blanket\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003eUse Type\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eTemporary, monitored surface heating\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd\u003e\u003cstrong\u003ePrimary Uses\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd\u003eFrozen ground thawing, trench preparation, utility access, and cold-weather concrete curing support\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ==============================\n  Setup and Safety\n  ============================== --\u003e\n  \u003cdiv class=\"mk-collapsible-section\"\u003e\n    \u003cdetails class=\"mk-collapsible\"\u003e\n      \u003csummary\u003e\n        \u003cspan class=\"mk-collapsible-title\"\u003eSetup \u0026amp; Essential Safety Rules\u003c\/span\u003e\n        \u003cspan class=\"mk-collapsible-action\"\u003e\n          \u003cspan class=\"mk-collapsible-hint-closed\"\u003eView Instructions\u003c\/span\u003e\n          \u003cspan class=\"mk-collapsible-hint-open\"\u003eHide Instructions\u003c\/span\u003e\n        \u003c\/span\u003e\n      \u003c\/summary\u003e\n\n      \u003cdiv class=\"mk-collapsible-body\"\u003e\n        \u003col class=\"mk-list\"\u003e\n          \u003cli\u003eClear sharp objects, loose debris, combustible materials, fuel, and oily residue from the work area.\u003c\/li\u003e\n          \u003cli\u003eRemove loose snow and large ice chunks when practical to improve surface contact.\u003c\/li\u003e\n          \u003cli\u003eLay the blanket flat over the target area without folds, wrinkles, bunching, or overlap.\u003c\/li\u003e\n          \u003cli\u003eKeep the cord, plug, and electrical connections dry and protected from standing water.\u003c\/li\u003e\n          \u003cli\u003eConnect the blanket to a compatible 120V circuit rated for the selected electrical load.\u003c\/li\u003e\n          \u003cli\u003eMonitor the first heating cycle and inspect progress periodically.\u003c\/li\u003e\n          \u003cli\u003eAfter use, unplug the blanket and allow it to cool before moving, rolling, or storing.\u003c\/li\u003e\n        \u003c\/ol\u003e\n\n        \u003cdiv class=\"mk-warning-card\"\u003e\n          \u003ch3\u003eDo Not Fold, Cover, or Overlap While Powered\u003c\/h3\u003e\n\n          \u003cul class=\"mk-list\"\u003e\n            \u003cli\u003eNever fold, bunch, roll, crease, or overlap the blanket during operation.\u003c\/li\u003e\n            \u003cli\u003eDo not add tarps, boards, plastic sheets, or insulation that may trap heat.\u003c\/li\u003e\n            \u003cli\u003eDo not walk, drive, drag equipment, or place sharp tools over the powered blanket.\u003c\/li\u003e\n            \u003cli\u003eDo not submerge the blanket or place plugs and connections in standing water.\u003c\/li\u003e\n            \u003cli\u003eDo not operate a blanket with cuts, punctures, crushed areas, exposed wiring, or cord damage.\u003c\/li\u003e\n          \u003c\/ul\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ==============================\n  Performance Expectations\n  ============================== --\u003e\n  \u003cdiv class=\"mk-collapsible-section\"\u003e\n    \u003cdetails class=\"mk-collapsible\"\u003e\n      \u003csummary\u003e\n        \u003cspan class=\"mk-collapsible-title\"\u003ePerformance \u0026amp; Use Expectations\u003c\/span\u003e\n        \u003cspan class=\"mk-collapsible-action\"\u003e\n          \u003cspan class=\"mk-collapsible-hint-closed\"\u003eView Details\u003c\/span\u003e\n          \u003cspan class=\"mk-collapsible-hint-open\"\u003eHide Details\u003c\/span\u003e\n        \u003c\/span\u003e\n      \u003c\/summary\u003e\n\n      \u003cdiv class=\"mk-collapsible-body\"\u003e\n        \u003cp\u003eThis is a professional electric thawing blanket, not an instant melting tool. Actual thawing or warming time varies by project conditions.\u003c\/p\u003e\n\n        \u003cul class=\"mk-list\"\u003e\n          \u003cli\u003eDeeper frost generally requires longer operating time.\u003c\/li\u003e\n          \u003cli\u003eSoil type and moisture content affect heat transfer.\u003c\/li\u003e\n          \u003cli\u003eWind and lower ambient temperatures may increase heating time.\u003c\/li\u003e\n          \u003cli\u003eFlat, even contact with the target surface improves performance.\u003c\/li\u003e\n          \u003cli\u003eA larger work area may require multiple blankets rather than folding or overlapping one blanket.\u003c\/li\u003e\n          \u003cli\u003eFor concrete curing, follow the mix supplier's requirements, project specifications, and local cold-weather construction practices.\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ==============================\n  FAQ\n  ============================== --\u003e\n  \u003cdiv class=\"mk-section mk-faq\"\u003e\n    \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhich size should I choose?\u003c\/summary\u003e\n      \u003cp\u003eChoose the 3.3 × 4 ft model for small frozen spots, utility access points, and localized repairs. Choose the 3.3 × 9.8 ft model for narrow trenches, walkways, and medium work areas. The full blanket must lie flat without folding or overlap.\u003c\/p\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eHow long does it take to thaw frozen ground?\u003c\/summary\u003e\n      \u003cp\u003eThere is no single fixed thawing time. Frost depth, soil type, moisture, wind, ambient temperature, blanket size, surface contact, and operating time all affect results.\u003c\/p\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eCan I use this blanket for concrete curing?\u003c\/summary\u003e\n      \u003cp\u003eYes. It can provide active heat for compatible slabs, footings, sidewalks, masonry work, and localized repairs. It does not replace proper concrete preparation or curing procedures; follow the mix supplier's instructions and project requirements.\u003c\/p\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eCan I fold or overlap the blanket to fit a smaller area?\u003c\/summary\u003e\n      \u003cp\u003eNo. The blanket must remain fully flat while powered. Folding, bunching, creasing, or overlapping can trap heat and damage the product or work surface.\u003c\/p\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eCan I cover the blanket with a tarp or insulation?\u003c\/summary\u003e\n      \u003cp\u003eNo. Do not add tarps, boards, plastic sheets, or insulation that may trap heat while the blanket is powered.\u003c\/p\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eCan I use an extension cord?\u003c\/summary\u003e\n      \u003cp\u003eOnly use an outdoor-rated extension cord with conductor size and electrical ratings suitable for the selected 400W or 1000W load and the required cord length. Keep all connections dry. Ask a qualified electrician when circuit or cord capacity is uncertain.\u003c\/p\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eCan this be installed as a permanent snow-melting mat?\u003c\/summary\u003e\n      \u003cp\u003eNo. It is intended for temporary, monitored surface heating. Do not bury it, install it permanently, submerge it, or use it in vehicle or foot traffic areas while powered.\u003c\/p\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eHow should I store the blanket?\u003c\/summary\u003e\n      \u003cp\u003eUnplug it, allow it to cool completely, remove moisture and debris, and roll it without sharp creases. Store it in a clean, dry location and inspect the blanket and power cord before the next use.\u003c\/p\u003e\n    \u003c\/details\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"MAXKOSKO","offers":[{"title":"3.3 x 4 ft (120V \/ 400W)","offer_id":54715793113361,"sku":"M-3.3x4-High","price":279.99,"currency_code":"USD","in_stock":false},{"title":"3.3 x 9.8 ft (120V \/ 1000W)","offer_id":54715793146129,"sku":"M-3.3x9.8-High","price":617.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/9684\/6865\/files\/GroundThawing_1.jpg?v=1790063817","url":"https:\/\/maxkosko.com\/products\/ground-thawing-blanket","provider":"MAXKOSKO","version":"1.0","type":"link"}