Lochinvar 400 - Manual (Page 15)

Installation & Operation Manual
15
PVC/CPVC Two Pipe
See Figure 4-1A
Models 400 - 601 Only
PVC/CPVC Alternate
Two Pipe
See Figure 4-2A
Stainless Steel
Alternate Two Pipe
See Figure 4-2B
Stainless Steel
Two Pipe
See Figure 4-1C
Models 400 - 601 Only
PVC/CPVC Concentric
See Figure 4-7
Models 400 - 601 Only
Direct venting options - Sidewall Vent
3
General venting