PRODUCT:
DEKFAST A7232-999B, #14
X 4" PHILLIP HEAD ROOFING SCREW. #3 PHILLIPS HEAD, 10 TPI, DRILL POINT.
1000/CARTON. PRICE/CARTON.
APPLICATIONS: For insulation attachment to
STRUCTURAL CONCRETE, wood and steel roof decks.
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Materials:
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Steel thickness from 22 ga (.028 in.)
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through 18 ga (.045 in.): Min
penetration: 3/4"
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Wood 2x (1-1/2" thick): Min
penetration: 1"
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Plywood: Min thickness: 3/4"
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FR treated; min through penetration:
1/4"
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Structural Concrete; min penetration:
1"
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Use with:
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Dekfast 2-7/8" hex metal plates
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Dekfast 3" round plastic Dekflat plates
SPECIFICATIONS:
Steel screws, No. 14 with a self-drilling point. The screws have a 0.2-mil
(0.005 mm) galvanized plating and a 1-mil (0.025 mm) fluorocarbon coating.
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Drill point design prevents fastener walking.
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10 threads per inch for ease of installation in concrete
decks.
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Low profile truss head can be used for clip attachment in
applications where head height is important
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Deep #3 recess provides ultimate bit engagement
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Reduced drill point provides higher pull-out values and
superior thread engagement
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Head Types: #3 Phillips
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Head Height: Max .118"
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Head Dia: Max .448"
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Thread Major Dia: .238"
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Shank Dia: .180"
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Strength (lbs ult.):
Tensile: 3600
Torsional: 110 in-lbs min
Shear: 2630
-
Pull-out: (lbs avg.):
Steel 22 ga: 540
Steel 20 ga: 630
Steel 18 ga: 900
4000 psi concrete: 850 (1" min
penetration)
2x dimensional lumber (1" penetration):
605
3/4" FR Plywood (through penetration):
590
Approvals: Dekfast fasteners and plates
are Dade and 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. #12 Dekfast fasteners are available
pre-assembled with metal or plastic insulation plates.
Optional Sizes:
Available
in
#12 from 1-5/8 to 8".
#14 from 1-1/4 to 12"
#15 from 1-1/4 to 26"
#12 hex
head from 1-5/8 to 8"
K-Fast /
Flat Head from 2 - 8"
#12
assembled to 3" round plates.
#12 Isofast
belted
#15 Isofast
belted.
Product
Data Sheet (includes sizes and
materials recommendations)
Questions?
Email us at
sales@bestmaterials.com or
Call us at 1-800-474-7570 or 602-272-8128
You'll get a prompt reply!
similar product terms:
deck screw, roofing insulation screw, roofing screw, dekfast, dek fast,
roofing fasteners, membrane fasteners, SFS, membrane screws,
insulation board fasteners, insulation board screws
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