FIG. A 90 DEGREE ELBOW
USE HEAT SHIELD / WALL THIMBLE
Place mark where protrudes through
exterior wall to cut off excess.
90O ELBOW
CENTER 
LINE 
PIPE
LENGTH
TRIM
RING
PIPE LENGTH
FIG. B MINIMUM CLEARANCE
MINIMUM OF 152 mm
OF PIPE THROUGH THE WALL
INTERIOR WALL
51mm clearance 
WALL THIMBLE from rear of stove
CENTER LINE
HEAT SHIELD OVER
TOP HALF OF PIPE
TRIM RING
Figure 5.18
18 | Heat & Glo • |