Table of Contents
Advertisement
Innovative Hearth Products
DRT3500-C Series Direct-Vent Gas Fireplaces
Figure 25B - Installing the Horizontal Termination
Installing the Horizontal Termination, SV4.5HT-2
(all models) or SV4.5HTSS (35" models only)
NOTE: To help minimize water infiltration install the firestop/spacer (SV4.5HF) on the exterior side of the wall. The
firestop may be caulked with mill base caulk (such as 10K81) or high-temperature silicone.
Figure 26 - Venting Connection and Exterior Wall Recessing of the Horizontal Termination
Installing the Horizontal
Termination, SV4.5HT-2
(all models) or SV4.5HTSS
(35" models only)
12-1/8"
(308 mm)
5-1/8"
(130 mm)
Adaptor
SV4.5RCH
6" to 48" Vent Section,
Telescopic vent section,
Elbow or Appliance Collar
*Recommended IHP termination kit: H1968.
**With termination kit only, 6 to 9-1/4"
* Use silicone caulking to
seal the top and sides of the
termination, up to the under-
layment, stucco, or masonry
wall surface.
Siding
*Caulk
*Caulk
Stucco
NOTE: If SV4.5HTSS termination is used (for 35" models only); the Wall Heatshield provided shall be installed
per instructions on Page 32 (see instruction #12 and Figure 25A).
To help minimize water infiltration
Firestop/Spacer (SV4.5HF) shown
it is recommended that the Fire-
on the exterior side of the wall. It
stop/ Spacer (SV4.5HF) be installed
may also be installed on the
interior side.
on the exterior side of the wall.
10-1/2"
7"
(267 mm)
(178)
Note: Centerline of Vent Piping is
NOT the Same as the Centerline of
the Frame Opening.
**
Interior Surface of
Finished Wall
Maximum Extent of
Vent Run Sections
Relative to Exterior
Surface of Framing
Last Vent Section. Use
Telescopic Vent Section
(SV4.5LA), If Necessary
SV4.5HT-2
Square Termination
Shown
Adaptor
SV4.5RCH
**For thicknesses greater than
9-1/4" (235mm), see Table 20.
900960-00D, 04/2020
Typical
Termination
Shown
(77 mm)
1"
(26 mm)
See Table 10 for the minimum distance
to the base of the fireplace.
Base of Appliance
Maximum Wall Thickness
9-1/4" (235 mm)**
Exterior Surface of Siding
Exterior Surface of
Framing
6" to 9-1/4"
(152 to 235 mm)**
SV4.5HT-2
Square Termination
Shown
1-1/4" Maximum Recess of
the Square Termination into
Exterior Finishing Material
Installation
*
3"
33
Advertisement
Table of Contents
