Williams 5001922A - Diagrams of Common Venting Configurations; Straight Up Type B Gas Vent Diagram; Outside Wall Type B Gas Vent Diagram

Installing Your Heater
FIGURE 15 Straight Up Venting With Type
“B” Gas Vent
FIGURE 16 Venting Into An Outside Type
“B” Gas Vent
3 in.
(7 cm)
See Figure
1 “C”