Connect breeching and venting systems
Figure 44 Stub vent – forced draft — single boiler |
| Figure 46 Stub vent – forced draft — multiple |
|
| boilers |
Figure 45 Conventional chimney – balanced draft with barometric draft control when required — single boiler
Figure 47 Conventional chimney – balanced draft with barometric draft control when required — multiple boilers
30 | Part No. |
