Installation
900683-01F, 10/2018
Innovative Hearth Products
DRT3500 Series Direct-Vent Gas Fireplaces
48
INSTALLATION ACCESSORIES (continued)
Cat. No.
Model
Description
60L10
SF-18
18 ft (5.49 m)* compressed flex
(see 750053M)
98K03
SF-12
12 ft (3.66 m)*compressed flex
(see 750052M)
H2248
SF4.5HF-10
Firestop/Spacer, Horizontal, flex
(3-1-1 spacing), 10 Pack
H2249
SF4.5VF-10
Firestop/Spacer, Vertical, flex
(1-1-1 spacing),10 Pack
H1969
SF4.5HT-2
Horizontal Square Termination for
flex (without flex)
77L87
SFKIT12S
Square Term. for flex with 12”
(305 mm)* compressed flex
77L88
SFKIT18S
Square Term. for flex with 18”
(457 mm)* compressed flex
77L89
SFKIT24S
Square Term. for flex with 24”
(610 mm)* compressed flex
77L90
SFKIT36S
Square Term. for flex with 36”
(914 mm)* compressed flex
77L91
SFKIT48S
Square Term. for flex with 48”
(1219 mm)* compressed flex
91L66
SFGC4-6
Gear Clamp 4.5” (114 mm) for flex
(6-pack)
91L67
SFGC7-6
Gear Clamp 7.5” (190.5 mm) for
flex (6 pack)
Listed Secure Flex
®
Components
*All compressed flex vents can be expanded up to two times.
Cat. No.
Model
Description
56L74
SFVT30
Vertical Termination for flex (flat
to 6/12) with flex adaptor, section
of rigid vent, roof support collar
assembly, roof flashing and storm
collar. (see 750052M)
56L75
SFVT45
Vertical Termination for flex (6/12
to 12/12) with flex adaptor, section
of rigid vent, roof support collar
assembly, roof flashing and storm
collar. (see 750052M)
H7748
FVK36
36” Flex Connector Kit.
36” of flex with two adaptors for
mating two rigid sections of vent
together.