Vermont Casting 20DVT Indoor Fireplace User Manual


 
Brookhaven Direct Vent Gas Fireplace
12
10009459
VO584-100
Vent Opening
2/99 djt
Vent Opening for Combustible Wall
9³⁄₈
(240 mm)
9³⁄₈
(240 mm)
Fireplace Hearth
Framing
Detail
Opening for Noncombustible Wall
7¹⁄₂
(190 mm)
VO584-100
Fig. 15 Locate vent opening on wall.
ZCS101
Zero Clearance Sleeve
3/11/99 djt
Max. Length
12” (305mm)
#8 Screws (2)
#8 Screws
(2)
Adjustable
Zero Clearance
Sleeve
#8
Screws
(2)
Adjustable Zero Clearance Sleeve
ZCS101
Fig. 16 Adjustable zero clearance sleeve.
Firestop
STEP 2
Measure wall thickness and cut adjustable zero clearance
sleeve parts to proper length (MAXIMUM 12”/305 mm).
Assemble sleeve and attach to firestop with #8 sheet metal
screws (supplied). Install firestop assembly. (Fig. 16)
Zero clearance sleeve is only required for
combustible walls.
STEP 5
Measure the horizontal length requirement including a
2” (51 mm) overlap, i.e. from the elbow to the outside
wall finish plus 2”, or the distance required if installing a
second 90° elbow. (Fig. 18)
Always install horizontal venting on a level
plane.
X
X
FP1181
Fig. 17 Vertical height requirements.
X
X
FP1182
Fig. 18 Horizontal length requirement.
STEP 3
Place fireplace into position. Measure the vertical height
(X) required from the base of the flue collars to the
center of the wall opening. (Fig. 17)
STEP 4
Apply a band of silicone to the inner and outer flue
collars of the fireplace and using appropriate length of
pipe section(s) attach to fireplace with three (3) screws.
Follow with the installation of the inner and outer elbow,
again secure joints with three (3) sheet metal screws.
Wipe off any excess silicone.
STEP 6
Use appropriate length of pipe section - telescopic or
fixed - and install. The sections which go through the
wall are packaged with the starter kit, and can be cut to
suit if necessary.
Sealing vent pipe and firestop gaps with high tem
-
perature sealant will restrict cold air being drawn in
around fireplace.