Venting Connection Location - Mixed Flow
Airflow
Furnace
Housing
Size
(MBH)
100
4.45
150
4.45
12
200
5.64
250
5.64
150
4.45
200
5.67
250
5.67
300
5.67
22
350
5.67
400
5.67
500
5.67
600
5.67
250
5.67
300
5.67
500
5.96
500
5.96
500
5.96
32
600
5.96
1050
5.96
1050
5.96
1050
5.96
1200
5.96
All measurements are shown in inches.
®
Installation
Indoor Unit Mounting
A
B
C
8.45
14.92
8.45
17.93
9.64
23.97
9.64
23.97
8.45
31.08
9.67
20.21
9.67
24.97
9.67
24.97
9.67
19.01
9.67
19.01
9.67
24.97
9.67
24.97
9.67
28.32
9.67
28.32
9.71
28.31
9.71
28.31
9.71
28.31
9.71
28.31
9.71
28.31
9.71
28.31
9.71
28.31
9.71
28.31
Exhaust Air Outlet
Combustion Air Intake
C
A
B
Flue Connection
Size (diameter in
D
inches)
Exhaust
Intake
19.39
4
4
22.40
4
4
30.9
6
6
30.9
6
6
25.55
4
4
27.14
6
6
31.9
6
6
31.9
6
6
25.94
6
6
25.94
6
6
31.9
6
6
31.9
6
6
35.64
6
6
35.64
6
6
35.24
6
6
35.24
6
6
35.24
6
6
35.24
6
6
35.24
6
6
35.24
6
6
35.24
6
6
35.24
6
6
D
Concentric kit Connection Size
From Furnace to
Kit to Outdoors
Kit
Exhaust
Intake
Exhaust
4
4
4
4
6
6
6
6
4
4
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
Model IGX Make-Up Air
Intake
4
6
4
6
6
8
6
8
4
6
6
8
6
8
6
8
6
8
6
8
6
8
6
8
8
8
8
8
8
8
8
8
8
8
9