Slant/Fin B-120A Installation And Operating Instructions Manual page 11

Bobcat Models B-120A and B-200A 11
BOBCAT MODELS B-120A and B-200A NON-DIRECT VENT, VENTING THROUGH A ROOF
3" 3"
All joints must be liquid and pressure tight. Use dia. Certified PVC or CPVC Venting or U/L listed single wall dia.
AL29-4C S.S.*. venting materials (See page 7).
90° TERMINATION
ELBOW WITH SCREEN
*
ALTERNATE VERTICAL TERMINATION
45° ELBOW
* RAIN CAP TERMINATION MAY BE USED
3048mm
(10 FT.) MIN
305mm (1 FT.) MIN
FIRESTOP AND
FLASHING AND
SUPPORT
STORM COLLAR
51mm (2") MIN
3" DIA. CERTIFIED PVC OR CPVC
VENTING PIPE OR STAINLESS
STEEL VENTING MATERIAL FOR
VENT
SLOPE UP
20mm/m (1/4 IN
PER FOOT) MIN.
FIRESTOP AND
SUPPORT
90° ELBOW
AIR INTAKE
(DO NOT BLOCK)
3" DIA. CERTIFIED PVC OR CPVC
VENTING VENT PIPE OR STAINLESS
STEEL VENTING MATERIAL FOR
VENT
Figure 9. Bobcat models B-120A and B-200A - non-direct vent, venting through the roof
* AL 29-4C IS A REGISTERED TRADEMARK OF ALLEGHENY LUDLUM CORP.