Northfire 42, 12 installation instructions – Archgard 42-DVT40N User Manual
Page 12

Northfire 42
12
INSTALLATION INSTRUCTIONS
Cont...
42”
17 ½”
41”
29”
42”
58”
FRAMING DIMENSIONS
42”
35 ¾”
17 ½”
TERMINATION
FRAMING
11”
10”
NOTE:
Be sure to include ¼” rise per
foot of horizontal length.
For rear vented fireplace be
sure to include 1” vertical rise
minimum per foot of horizontal
length beyond 6”.