Clearances To Combustible Or Non-Combustible Material; Clearances From Vent Piping To Combustible Construction - Crown Boiler BWC Series Installation Instructions Manual

Figure 4.1: Clearances To Combustible Or Non-combustible Material
Table 4.2: Clearances From Vent Piping To Combustible Construction
TYPE OF VENT PIPE
HEAT FAB SAF-T VENT
PROTECH FASNSEAL
Z-FLEX Z-VENT III
FLEX-L STAR-34
HEAT FAB SAF-T VENT
PROTECH FASNSEAL
Z-FLEX Z-VENT III
FLEX-L STAR-34
HEAT FAB SAF-T VENT
PROTECH FASNSEAL
VERTICAL WITH NO OFFSETS
Z-FLEX Z-VENT III
FLEX-L STAR-34
PIPE DIRECTION
VERTICAL OR
HORIZONTAL
HORIZONTAL OR VERTICAL
WITH OFFSETS
ENCLOSURE
AT LEAST ONE SIDE OPEN,
COMBUSTIBLE MATERIAL ON A
MAXIMUM OF THREE SIDES
ENCLOSED ON ALL FOUR SIDES
ENCLOSED ON ALL FOUR SIDES
4
MINIMUM CLEARANCE
TO COMBUSTIBLE
MATERIAL
1"
2-1/2"
2-1/2"