Description
The Drill-Tec™ Heavy Duty #14 Roofing
Fastener is designed to secure insulation
to heavy steel (18 ga.– 20 ga.) and
wood decks. It is available in lengths
from 1-1/4” – 16”. The Drill-Tec™ Heavy
Duty Roofing Fastener is Factory Mutual
and Dade County approved.
Application
The Drill-Tec™ Heavy Duty #14 Roofing
Fastener must penetrate the deck a
minimum of 3/4”. Using a screwshooter,
drive the fastener until the screw head
is seated securely; with very rigid
insulation boards, watch for the plate
to dimple.
Note: Be careful not to overdrive the
fastener and fracture the skin of the
insulation. Fastener must be tight
enough so that the plate doesn’t turn.
Code Approvals
Advantages
• Heavier shank & thread diameters
than most “heavy duty” roofing
fasteners.
• Deep thread for high pull-out
resistance.
• Extra sharp spade point for
quick installation in new or
reroof applications.
Plates & Accessories
• Use 3” steel or plastic plates,
depending upon the application.
• For best installation results, use
a variable speed 0-2500 rpm
screw gun.
Specifications
The fastener will be a Drill-Tec™ Heavy
Duty #14 Roofing Fastener with a shank
diameter of .190 and a thread diameter
of .245. The fastener must have 10
threads per inch and have a 30° spade
point. Also, the fastener must be heat
treated per specification OMG-1. The
Drill-Tec™ Heavy Duty Roofing Fastener
will be used with a Factory Mutual
approved, Drill-Tec™ round pressure
plate. The fastener must be Factory
Mutual approved and made in the
U.S.A.
Coating Requirement
The fastener will be coated with the
Drill-Tec™ CR-10 corrosion resistant
coating. When subjected to 30
Kesternich cycles (DIN 50018), the
fastener must show less than 15%
red rust and surpass Factory Mutual
Approval Standard 4470.
DRILL-TEC™
HEAVY DUTY #14
ROOFING FASTENER
Example: Drill-Tec™ Heavy Duty Roofing Fastener Length Selection Procedure
1. If applicable, determine thickness of existing roofing material.
2. Add thickness of new insulation.
3. Add 3/4” minimum fastener penetration.
4. If odd size requirement, always size up in length, not down. See example below.
Example Use this format to calculate correct fastener size:
Existing Roofing: 1 3/4” Existing Roof:
New Insulation: + 1/2” New Insulation: +
Min. Embedment: + 3/4” Min. Embedment: + 3/4”
Total Fastening Range: = 3 Total Fastening Range: =
The proper Heavy Duty Roofing
Fastener for the example is 3”.
The proper Heavy Duty
Roofing Fastener is:
Drill-Tec™
Heavy Duty #14
Roofing Fastener
SKU # Length Thread
Length Packaging Weight
4512 1 3/4” Full 1000 17 lbs
4513 2” Full 1000 19 lbs
4514 3” Full 1000 27 lbs
4515 4” 3” 1000 35 lbs
4516 5” 4” 500 23 lbs
4517 6” 4” 500 26 lbs
4518 7” 4” 500 30 lbs
4519 8” 4” 500 34 lbs
4520 9” 4” 500 37 lbs
4521 10” 4” 500 40 lbs
4522 11” 4” 500 44 lbs
4523 12” 4” 250 25 lbs
4524 14” 4” 250 29 lbs
4525 16” 4” 250 38 lbs
Longer Lengths Available Upon Request.
Call GAF For Information.
Product Data
Thread Diameter .245
Shank Diameter .190
Head Diameter .435
Head Style #3 Phillips Truss Head*
Coating CR-10
*#3 Phillips bit included