Jack Pack Arch

The Jack Pack arch is a pre-cut, 3-course jack arch that comes packaged in a
convenient box ready to install.




Recommended Number of L4 and R4 Pieces

Opening Width
(Inches)
For Use With
"K" Keystone
For Use With
"K1" Keystone
30" 5 -
32" 5 -
34" 5 -
36" 6 6
38" 7 6
40" - 7
42" - 7
44" 8 -
46" - 8
48" 9 8
50" 9 -
52" - 9
54" 10 -
56" - 10
58" 11 -
60" 11 -
62" - 11
64" 12 -
66" 12 -
68" - 12
70" 13 -
72" - 13

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