Installation Guide

11
ProVantage
®
II
1. Prepare The Opening Or Curb
A. Make sure the opening is the correct
size.Usethetablebelowtondthe
correct dimensions for a straight wall
with two jambs.
Rough Opening Width (Inches)
4" Block
Width
Number
of Blocks
4-1/4
8-1/8
12
15-7/8
19-3/4
23-5/8
27-1/2
31-3/8
35-1/4
39-1/8
43
46-7/8
1
2
3
4
5
6
7
8
9
10
11
12
8-1/4
16-1/4
24-1/8
32
39-7/8
47-5/8
55-1/2
63-1/4
71-1/8
79
86-7/8
94-3/4
6-1/4
12-1/8
18
23-7/8
29-3/4
35-5/8
41-1/2
47-3/8
53-1/8
59
64-7/8
70-3/4
*Note: 4" x 8", 6" x 8", and 8" x 8" blocks are all nominally 8" high.
12" x 12" blocks are nominally 12" high.
Rough Opening
Height (Inches)
8" High Block *
8-1/2
16-1/8
23-7/8
31-7/8
39-3/4
47-1/2
55-1/2
63-1/4
71-1/8
79
86-7/8
94-7/8
8" Block
Width
6" Block
Width
ProVantage
®
II
Wall Anchor Construction
Rough Opening
Width & Height (Inches)
12" x 12" Block *
12-1/2
24-1/2
36-1/8
48-1/8
59-3/4
71-5/8
83-3/8
95-1/4
107-1/8
119
131
142-3/4