Lochinvar Power-Fin 502 Installation & Operation Manual page 14

2
Venting
Vent Materials:
Category II/IV Vent Material Suppliers:
Category II/IV flue pipe materials and vent adapters (see FIG. 2-1) can be obtained from the following manufacturers:
Heat-Fab Inc., Saf-T CI Vent with AL29-4C stainless steel
Protech Systems Inc., Fas N Seal Vent with AL29-4C stainless steel
Flex-L International Inc., StaR 34 Vent with AL29-4C stainless steel
Metal-Fab Inc., Corr/Guard Vent with AL29-4C stainless steel
Z-Flex, Z-Vent with AL29-4C stainless steel
Or other listed Category IV vent systems suitable for a condensing, positive pressure, gas fired appliance.
A Category IV flue MUST have all vent joints and seams sealed gastight and have provisions for a drain to properly collect and
dispose of condensate that may occur in the venting system.
Figure 2-1_Category IV Vent Adapter
TABLE - 2A
FLUE ADAPTER SIZES
MODEL
PB/FN0502-M9
PB/FN0752-M9
PB/FN1002-M9
PB/FN1302-M9
PB/FN1501-M9
PB/FN1701-M9
PB/FN2001-M9
*Note: The manufacturer of the selected vent material can also provide a vent adapter to connect the vent material to the
Power-fin's vent connection.
Category I Vent Material Suppliers:
Category I venting materials are readily available from your local plumbing/HVAC supply houses.
14
*
FLUE ADAPTER SIZE
4"
5"
6"
8"
6"
7"
8"
Installation & Operation Manual
Figure 2-2_Category IV to II Conversion Kit
TABLE - 2B
CATEGORY IV TO CATEGORY II
CONVERSION KITS
MODEL FLUE SIZE
PB/FN0502-M9 4" to 7"
PB/FN0752-M9 5" to 9"
PB/FN1002-M9 6" to 10"
PB/FN1302-M9 8" to 12"
PB/FN1501-M9 6" to 8"
PB/FN1701-M9 7" to 9"
PB/FN2001-M9 8" to 10"
Increaser
Connector
KIT NUMBER
KIT3131
KIT3132
KIT3133
KIT3134
KIT3106
KIT3107
KIT3108