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B. Wall Exit Into Metal Tee-Box
1. Mark the plumb line on the wall directly behind the center of the heater. (See Figure 6.)
NOTE: When using 24# ga. minimum blue or black steel pipe, maintain 18" between pipe
and ceiling.
NOTE: Floor protector must be under horizontal pipe exit (See Figure 9. Page 19. )
2. Place the vertical portion of the heater pipe and the elbow in position and project a
point onto the plumb line level with the center of the elbow.
Figure 6
ATTIC
CEILING
"TEE" BOX ASSEM.
CENTER LINE
OF ELBOW
MARK PLUMB LINE
WALL
WALL PASS-THROUGH CONNECTOR
18" MIN.
TEE BOX ASSEM.
CLEAN OUT ACCESS
FLOOR PROTECTOR
3 SHEET METAL SCREWS OR RIVETS
CEILING
ROOF
Figure 5
COLLAR
3 SHEET METAL SCREWS
Figure 5
COLLAR
3 SHEET METAL SCREWS
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