{"product_id":"johns-manville-highload-fastener-7-in-500-per-pail","title":"Johns Manville Highload Fastener, 7 in., 500 Per Pail","description":"\u003ch1\u003eJohns Manville Highload Fastener, 7 in., 500 Per Pail\u003c\/h1\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eThe Johns Manville Highload Fastener is a 7 in. self-drilling screw supplied 500 per pail. It is a long, heavy-duty roofing fastener used to anchor thick insulation build-ups into the structural deck in commercial low-slope roofing assemblies where high loads are specified.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eKey Features:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-load design:\u003c\/strong\u003e Designed for attachment points where heavy loads are specified in the roofing assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7 in. length:\u003c\/strong\u003e The 7 in. length spans multiple insulation layers to reach the structural deck.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-drilling:\u003c\/strong\u003e Categorized as a self-drilling screw, it drills into steel deck as it is driven.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e500 per pail:\u003c\/strong\u003e Supplied 500 fasteners per pail for larger commercial jobs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJM system fastener:\u003c\/strong\u003e From Johns Manville, for use within JM commercial roofing assemblies.\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch2\u003eSpecifications Table:\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eJohns Manville\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSell unit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 pail, 500 fasteners\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eJohns Manville Highload Fasteners Screws\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable colors\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable sizes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7 in. length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSteel (self-drilling screw)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePack quantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500 per pail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntended use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHeavy-load insulation and component attachment in commercial low-slope roofing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003chr\u003e\u003ch2\u003eCoverage \u0026amp; How Much You Need:\u003c\/h2\u003e\u003cp\u003eCoverage depends on the uplift-derived fastening pattern of the roofing system; a pail of 500 fasteners is typically allocated to the high-load perimeter and corner zones, which require denser fastener spacing than field areas.\u003c\/p\u003e\u003ch2\u003eFit and Compatibility:\u003c\/h2\u003e\u003cp\u003eIntended for Johns Manville low-slope roofing assemblies over steel deck where long, high-load fastening is required; confirm the length against total insulation thickness and verify the plate combination with the JM specification. Plates and other components are sold separately.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eFrequently Asked Questions (FAQ):\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is included in one sell unit?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e One pail containing 500 Johns Manville Highload fasteners, 7 in. long.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Where are high-load fasteners used?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e They are used in roofing zones with higher wind-uplift requirements, such as perimeters and corners, or where the assembly specifies heavier-duty attachment.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Do they need pilot holes?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No, they are self-drilling screws and cut their own hole in steel deck when driven with the proper screwgun.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How do I know if 7 in. is long enough?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Add up the total thickness of all insulation and boards plus the required deck embedment; 7 in. must exceed that total.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Should I pair them with plates?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Follow the JM system specification; high-load zones commonly require a specified plate under the fastener head.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eExpert Verdict — Reviewed by the SuperArbor Pro Desk\u003c\/h2\u003e\u003cp\u003eUse Highload fasteners where the system specification calls for heavier attachment, typically in perimeter and corner wind zones, and reserve standard field fasteners for lower-load areas to keep costs in line. Measure total insulation build-up before choosing the 7 in. length and drive square with a depth-set screwgun so heads seat without crushing the insulation.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eLong self-drilling screws can bind and eject fragments; wear eye protection and keep the work area clear during fastening.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eOrder the Johns Manville Highload fastener in 7 in. length to meet your high-load attachment zones.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Johns Manville","offers":[{"title":"Default Title","offer_id":53531875475823,"sku":"08MVHF7","price":235.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/Fasteners-SKU_2276367-primary.jpg?v=1790369560","url":"https:\/\/superarbor.io\/products\/johns-manville-highload-fastener-7-in-500-per-pail","provider":"Super Arbor","version":"1.0","type":"link"}