35
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
Installation Instructions
901140-00, 01/2021
Innovative Hearth Products
DRT63ST-B Power-Vent Direct-Vent Fireplaces
IMPORTANT NOTE: The installation accessories shown in this section are part
of the safety agency listing for the product models represented in this manual.
Listed Secure Vent
®
Components
Cat. No.
Model No.
Description
77L70
SV4.5L6
Vent Section,
6 inch (152mm)
77L71
SV4.5L12
Vent Section,
12 inch (305mm)
77L72
SV4.5L24
Vent Section,
24 inch (610mm)
77L73
SV4.5L36
Vent Section,
36 inch (914mm)
77L74
SV4.5L48
48 inch (1219mm)
Vent Section
77L75
SV4.5LA
Telescopic Section
H8313
- - -
Adaptor/Probe
Assembly
77L76
SV4.5E45
45 Degree Elbow
77L77
SV4.5E90
90 Degree Elbow
H2246
SV4.5HF
Firestop/Spacer,
Horizontal
(3-1-1 spacing)
10 pack
H2247
SV4.5VF
Firestop/Spacer,
Vertical
(1-1-1 spacing)
10 pack
The following flashings come packaged with a storm collar:
H5816
750,247M
SV4.5-TWSK
Through Wall
Shield Kit
(used to shield
direct-vent pipe from
blown insulation)
Ref. doc. P/N 750247M
96K93
SV4.5SU
Support Strap
96K92
SV4.5SP
Support Plate
INSTALLATION ACCESSORIES
S e a l a
n t
Listed Secure Vent
®
/ Secure Flex
®
Components
Cat. No. Model No.
Description
H3907
SV4.5RSA
Attic Insulation Shield
(adjustable 12" to 22")
H7748
FVK36
36" Flex Vent Kit
NOTE: Flex attaches to
appliance collar at one end
and to rigid venting at the
other end.
10K81
SFMP
Mill-Pac, Black, High-
Temperature Sealant
89L40
SFMP-12
Mill-Pac, Black, High
Temperature Sealant
(Bulk 12 pack)
91L66
SF-GC4-6
Gear Clamp 4.5 in.
(114 mm) for flex
(6 pieces)
91L67
SF-GC7-6
Gear Clamp 7.5 in.
(190.5 mm) for flex
(6 pieces)
F4501
SF4.5SFtoSFck
Flex Connector Kit
F4502
SF4.5SFtoPVK Flex To Termination Kit
87L00
SV4.5RF
Flex Adaptor