Rough Framing Dimensions - Empire Comfort Systems BF28BMN-4 Installation Instructions Manual

ACCESS
PANELS
Figure 16
Bay Window Mantis with
PV-4H
Short Top Cover Kit
* When using a 90° elbow on the flue exhaust.
Bay Window Mantis with
PV-2H
Slim Top Cover Kit
* When using a 90° elbow on the flue exhaust.
Fireplace Mantis
* When using a 90° elbow on the flue exhaust.
Page 16

ROUGH FRAMING DIMENSIONS

B
A
C
Single Vent
A 8-1/2" minimum*
B
27" maximum when using PVE-1 or PVE-2 Surround Kits
28-1/2" minimum, 33" minimum recommended for service
C 34-1/2" maximum when using PVE-1 Surround Kit
Single Vent
A 13-1/2" minimum*
B
27" maximum when using PVE-1 or PVE-2 Surround Kits
28-1/2" minimum, 33" minimum recommended for service
C 34-1/2" maximum when using PVE-1 Surround Kit
Single Vent
A 19-1/2" minimum*
27-3/4" maximum when using FGK28 Surround Kit
B 28-1/2" maximum when using FFK28 Surround Kit
29-1/2" maximum when using FIK28 Surround Kit
28-1/2" minimum, 31" recommended for service
C
Direct Vent and
Colinear Vent
8-1/2" minimum*
25-1/4" minimum
37" maximum when using PVE-2 Surround Kit
Direct Vent and
Colinear Vent
13-1/2" minimum*
25-1/4" minimum
37" maximum when using PVE-2 Surround Kit
Direct Vent and
Colinear Vent
19-1/2" minimum*
25" minimum
32" maximum when using FWK28 Surround Kit
33" maximum when using FGK28 Surround Kit
34" maximum when using FFK28 Surround Kit
37" maximum when using FIK28 Surround Kit
34" maximum when using FWK28 Surround Kit
ACCESS
PANELS
Figure 17
Coaxial Vent
7-3/4" minimum 12-3/4" minimum
Coaxial Vent
12-5/8" minimum 17-7/8" minimum
Coaxial Vent
18-1/2" minimum 23-3/4" minimum
Flex Vent
Flex Vent
Flex Vent
27297-5-0511