Installation
900994-00K, 07/2021
Innovative Hearth Products
DRL2000 & DRL3500 Series Direct-Vent Gas Fireplaces
18
Model
A
B
C*
D*
E
F
G
H
I
J
K
35” Models
24-3/4 (629)
23-1/4 (591)
16-3/4 (426)
30 (762)
35-1/2 (902)
24-3/4 (629)
12-3/8 (315)
32-7/8 (835)
6-1/2 (166)
17 (432)
10-5/8 (270)
45” Models
24-3/4 (629)
23-1/4 (591)
16-3/4 (426)
40 (1016)
45-1/2 (1156)
34-3/4 (883)
17-3/8 (442)
42-7/8 (1089)
6-1/2 (166)
17 (432)
10-5/8 (270)
55” Models
24-3/4 (629)
23-1/4 (591)
16-3/4 (426)
50 (1270)
55-1/2 (1410) 44-3/4 (1137)
22-3/8 (569)
52-7/8 (1344)
6-1/2 (166)
17 (432)
10-5/8 (270)
Table 11 - Fireplace Specifications
Table 10 - Standard Framing Specifications
Model
A *
B
C
D
E
F
G*
H
I*
35” Models
35-7/8 (911)
59-1/2 (1511)
42-1/8 (1070)
30-1/4 (768)
4-1/4 (362)
29 (737)
42 (1067)
18 (458)
31-1/2 (547)
45” Models
45-7/8 (1165)
70-3/8 (1788)
49-3/4 (1264)
35-1/4 (895)
17-1/2 (445)
29 (737)
42 (1067)
18 (458)
31-1/2 (547)
55” Models
55-7/8 (1420)
82-3/4 (2102)
58-1/2 (1486)
41-3/8 (1051)
21-1/2 (547)
29 (737)
42 (1067)
18 (458)
N/A
A* Minimum opening size; additional 1/8” per side is recommended.
G* For installations with 12” section directly off unit then elbow.
NOTE
: Framing specifications do NOT apply for flexible venting. When using flexible venting, refer to the kit requirements for framing specifications.
NOTE
: 35” and 45” models =
Strongly recommend
at least 1 ft of vertical rise directly off top of unit. 55” = Minimum 1 ft vertical rise is required directly off unit.
H* For flush framing installations.
I* For installations with elbow directly off unit (see note below)
Inches (millimeters)
Framing construction to be 2 x 4 or larger
B
A
C
D
E
7 (178)
Front to rear with 1” distance to wall
Back wall of chase/enclosure (including finishing materials)
D
B
C
E
A
1/2 A
7 (178)
12-1/8
(308)
10-1/2
(267)
5-1/8(130)
0” (0)
6” (308) Min. if
Optional Facade
is Used
A*
G*
I*
H
F
Corner
Standard
Top View
Front View
Left Side View
Right Side View
A
C*
B
D*
E
F
G
H
Blower
access
panel
Hood
Junction
box access
Gas line
access
I
K
J
K
* C and D are glass viewing area dimensions
Inches (millimeters)
f i r e - p a r t s . c o m
