Product Dimensions
3-5/8 in.
9-1/4 in.
Framing Dimensions
A
FRAMING DIMENSIONS
A
Rough
Opening
Model
(Width)
CNXT4236
42"
CNXT4842
48"
*NOTE: When finishing the appliance with the Harbor
surround, the appliance must be raised 1-1/4" off floor.
Adjust framing and vent locations accordingly.
ability
C
A
Gas Line
Access
6-3/8 in.
PRODUCT DIMENSIONS
Model
CNXT4236
CNXT4842
D
B
C
D
B*
C
Rough
Rough
Rough
Opening
Opening
Opening
(DVP
(Height)
(Depth)
Pipe)
38-3/4"
23-1/2"
10"
38-3/4"
23-1/2"
10"
Caliber nXt Series
Technical Specifications
23 in.
26-1/2 in.
15 in.
33-1/2 in.
B
1-1/2 in.
A
B
C
41 in.
36 in.
24-1/4 in.
47 in.
42 in.
30-1/4 in.
Appliance Locations
1/2 in. (13 mm) min.
B
appliance to
combustibles
B
D
A
Top Vent
One 90° elbow
Horiz Term
Rear Vent
One 90° elbow
A
Vert Term
F
1 in. (25 mm) min.
pipe to combustibles
F
Model
A
B
CNXT4236
42"
50-5/8" 23"
CNXT4842
48"
55-1/4"
Please refer to installation instructions for complete specifications and framing dimensions
when installing this product. Go to www.heatilator.com to download.
Most Recognized Brand
Electric
38 in.
Access
Alternative
Gas Line
Access
2-1/2 in.
6 in.
14-3/8 in.
1/2 in. (13 mm) min.
C
Drywall
A
G
H
Alcove
Installation
Rear vent
One 45° elbow
Horiz Term
No elbows
Rear Vent
Horiz Term
Two 90° elbows
A
Horiz Term
C
APPLIANCE LOCATIONS
C
D
E
F
71-5/8"
50-5/8"
52-5/8"
23"
78-1/4'
55-1/4'
55-1/4"
38-5/8 in.
1 in. (25 mm) min.
E
pipe to
combustibles
appliance to
combustibles
E
A
A
I
I
G
H
I
43"
48"
59-3/4"
49"
48"
59-3/4"