Heatilator • NEVO3630I-B, NEVO4236I-B Installation Manual • 2378-980 Rev. E • 4/16
10
In addition to these framing dimensions, also reference the
following sections:
• Mantel Projections (Sections 10.B.)
• Vent Clearances and Framing (Section 5)
Rear vent
One 45° elbow
Horiz. Term.
See Figure 7.11.
Rear Vent
Two 90° elbows
Horiz. Term.
Rear Vent
One 90° elbow
Vert. Term.
Top Vent
One 90° elbow
Horiz. Term.
No elbows
Horiz. Term.
A
A
A
A
A
A
C
B
B
E
F
D
1/2 in. (13 mm) min.
appliance to
combustibles
D
F
1 in. (25 mm)
min. pipe to
combustibles
E
1/2 in. (13 mm)
min. appliance
to combustibles
Alcove
Installation
C
1 in. (25 mm)
min. pipe to
combustibles
G
Drywall
48 in.
(1219 mm)
maximum
H*
* As B increases, H increases accordingly.
B. Clearances to Combustibles
When selecting a location for the appliance it is important
to consider the required clearances to walls (see Figure
3.3).
WARNING! Risk of Fire or Burns!
Provide adequate
clearance around air openings and for service access.
Due to high temperatures, the appliance should be lo-
cated out of traf
fi
c and away from furniture and draperies.
NOTICE:
Illustrations re
fl
ect typical installations and are
FOR DESIGN PURPOSES ONLY. Illustrations/diagrams
are not drawn to scale. Actual installation may vary due to
individual design preference.
Figure 3.3 Appliance Locations
Model
A
B
C
D
E
F
G
H
NEVO3630
in.
36
33 1/2 19 5/8 43 3/8
47
53 1/4
37
8-1/2
mm
914
851
498
1102
1194
1353
940
216
NEVO4236
in.
42
37 5/8 19 5/8 43 3/8
47
53 1/4
43
10-5/8
mm
1067
956
498
1102
1194
1353
1092
270