|PRODUCT: SFS Dekfast #14 x 4 inch long Roofing Insulation Board Screw, 410 Stainless Steel, Drill Point, #3 Phillip Head, 13 TPI 3-7/8 Threaded Length. 1000/Box. Price/Box. (aka SFS #791379; shipping leadtime 2-3 business days)
APPLICATIONS: Provides added corrosion resistance for insulation attachments to structural concrete, wood and steel roof decks.
Used Together with:
Stress Plates (generally stainless)
Batten Bar, Stainless
410 Stainless Steel Roofing Screws, No. 14 Size
Drill point design prevents fastener walking.
Drill point cuts through gravel and BUR.
- 13 threads per inch for ease of installation.
Head Type: #3 Phillips
Head Height: Max .118"
Head Dia: Max .440"
Thread Major Dia: .235"
Shank Dia: .180"
Pull-out: (lbs avg.):
Steel 24 ga: 325
Steel 22 ga: 470
Steel 20 ga: 635
Steel 18 ga: 815
3/4" Plywood: 495
APPROVALS: Dekfast fasteners and plates are FM Factory Mutual approved for attachment of insulation board to roof deck. Refer to FM Approval Guide and Supplements for current FM approved insulation fastening patterns. #14 fasteners exceed Factory Mutual corrosion-resistance Standard 4470.
INSTALLATION TOOLS: 2000-2500 rpm screw guns with hardened #3 Phillips.
#14 from 1-1/2 to 12".
Email us at firstname.lastname@example.org or
Call us at 1-800-474-7570 or 602-272-8128
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similar product terms: stainless steel deck screw, stainless steel roofing insulation screw, stainless steel roofing screw, trufast stainless roofing screws, dekfast, stainless steel membrane fasteners, Trufast, stainless steel membrane screws, stainless steel insulation board fasteners, stainless steel insulation board screws, HD-4000