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The Kingspan
Straight Duct - Cutting METHOD 4
Cutting along the panel length
7
/
" or
7
/
" or
8
8
H
3
1
/
"
3
1
/
"
16
16
47 ¼ "
7
•
/
" R-6: Each side less than 45 ½ "
8
3
• 1
/
" R-8: Each side less than 44
16
NOTE
• When assembling the four sides, the duct should be checked (with the
T square rule) and held in position
7
/
" or
7
/
" or
8
8
W
3
1
/
"
3
1
/
"
16
16
47 ¼ "
7
/
System
7
/
" or
7
/
" or
8
8
H
3
1
/
"
3
1
/
"
16
16
47 ¼ "
"
8
Set Square Rule # 436
7
/
" or
7
/
" or
8
8
W
3
1
/
"
3
1
/
"
16
16
47 ¼ "
21
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