Bryant ZONE PERFECT PLUS - Page 14

Zone 4
Main Duct (sq. in.):_________________154 = Main Duct Size:_______10x16
Branch (sq. in.):____________________246
Size:8″ Qty:_3 Area (from Table 2B) =_____________180+
Size:10″ Qty:__1 Area (from Table 2B) =______________79+
=_____________259 Total Sq. In.
Zone 5
Main Duct (sq. in.):_________________154 = Main Duct Size:_______10x16
Branch (sq. in.):____________________246
Size:8″ Qty:__ 3 Area (from Table 2B) =_____________180+
Size:10″ Qty:__1 Area (from Table 2B) =______________79+
=_____________259 Total Sq. In.
Zone 6
Main Duct (sq. in.):_________________189 = Main Duct Size:_______10x20
Branch (sq. in.):____________________330
Size:10″ Qty:__3 Area (from Table 2B) =_____________330+
Size:__ Qty:___ Area (from Table 2B) =________________+
=_____________330 Total Sq. In.
Zone 7
Main Duct (sq. in.):____________________ = Main Duct Size:____________
Branch (sq. in.):_______________________
Size:__ Qty:___ Area (from Table 2B) =________________+
Size:__ Qty:___ Area (from Table 2B) =________________+
=________________ Total Sq. In.
Zone 8
Main Duct (sq. in.):____________________ = Main Duct Size:___________
Branch (sq. in.):_______________________
Size:__ Qty:___ Area (from Table 2B) =________________+
Size:__ Qty:___ Area (from Table 2B) =________________+
=________________+ Total Sq. In.
Fig. 6–Doctor’s Office Duct Work Layout
A00134
Zn 6
10x20
Zn 1
8x18
Zn 2
8x18
Zn 4
8x16
Zn 3
8x14
Zn 5
10x16
Main Duct “A” Main Duct “B”
Main Duct “A”= 1 + 5 + 6
Zns 1 + 5 + 6= 2200cfm
2200cfm = 346 sq.in.
346 sq.in. = 10x42
Main Duct “B”= 2 + 3 + 4
Zns 2 + 3 + 4= 1800cfm
1800cfm = 299 sq.in.
299 sq.in. = 10x36
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