Manufacturer Of The "Original" Cap Nail.    Phone: (800) 328-0857

SquareCap Uses:
    • Base sheet fastener
    • Thin insulation fastener
    • Base flashing fastener
    • Asphalt shingle fastener
    • Aluminum shingle fastener
    • Slate shingle fastener
    • Tile shingle fastener
    • Metal batten, flat, & standing seam fastener
    • Perimeter wood nailer fastener for:


1. Nailable copping substrate 

2. Nailable cant strip fastener 

3. Nailable curbs for equipment supports

4. Nailable curbs for skylights

5. Nailable curbs for expansion joints 

6. Nailable curbs for vents

 

Sizes & Quantities: 
 

#
Shank 
Length 
Shank 
Gage 
Fastening 
Range 
Max. Total 
Thickness
Required 
Deck 
Penetration 
Plywood 
Required 
Deck 
Penetration 
Wood 
*Pieces
/ Pound 
50 Lbs. Box
*Pieces
/ Box
Pounds
/ Box
3/4"
12
1/16"
Must 
3/4"
115
5,100
50
7/8"
12
1/16"
Pass 
7/8"
112
4,950
50
1"
12
1/16"
Through 
1"
110
4,800
50
1 1/4"
11
1/4"
The 
1"
104
4,550
50
1 1/2"
11
1/2"
Plywood 
1"
90
3,900
50
1 3/4"
11
3/4"
By 
1"
84
3,650
50

*Approximate Count

Design Options: 
 

Shank Types
Coating Types
Container Types
Cap Diameters
Nail Materials
Annular Grooved
Bright
50 Lbs. Boxes

 1"

Hi-Carbon Steel
Smooth

Yellow Dichromate Electro Galvanized
Hot Dipped Galvanized
Rust-LokĀ®

 

Design Features:

  • Head and nail shank are welded together (an exclusive feature)
  • Ring shanks for additional pull out resistance
  • Installed with hand or pole hammer
  • Square head will not puncture roof membrane

Approvals: 
American Plywood Association 
FFN-105b Type II, Style 20

Pullout Results: 
 

Average Pullout Resistance (lbs.) 
Smooth
Annular Grooved
1/2" Plywood 
81 
155 
3/4" Plywood 
99 
224 
2" Pine Plank 
67 
190 

Test performed by Simplex Nails and Fasteners and the American Plywood Association