Bard Bayrd Furnace 403293A - Manual (Page 63)

Mufti-Story Vent Systems
Use Individual Vent
for Top Floor Appliance
if Connector Requirement
for Rise or Total Height
Cannot be Met
Use Vent Connector
Table
Top Floor Appliance
Avaitabte Total
Height for Top
Floor Appliance
r I -] r—
t Rise
Available Total
Height for Third
Floor Appliance
Use Vent Connector
Table
Third Floor Appliance
r-i—
=
P—
I
1 Rise
! -f-~= up
Available Total
Height for Second
Roor Appliance
Use Vent Connector
Table
Second Root Appliance
—
"
1
* Rise
Tee With Cap Optional
Rrst Roor Appliance
Listed Cap
Use Available Total Height for
Top Floor Appliance and
Combined InpiAof All
Appliances on Common Vent
Third Connection Tee *
Available Total Height for
Third Floor Appliance and
Combined Input of Three
Appliances (If Top Floor
Appliance is Not Connected,
Measure Total Height to
Vent Top)
Second Connection Tee
Use Available Total Height
for Second Floor Appliance
and Combined Heat Input
of Two Appliances
First Connection Tee *
Design Vent Connector for First
Floor Appliance as an Individual
Vent of This Total Height for
Input of Rrst Floor Appliance
* Each Interconnection Tee is Same Size as
Segment of Common Vent Directly Above
Principles of Design of Multi-story Vents Using
Vent Connector and Common Vent Design Tables
Figure 14
61