11
11
Horizontal Termination Venting Con
fi
gurations
Rear Outlet w/Vertical Rise —Horizontal
Termination
• 817VAK Vent Collar Adapter required;
• Maximum 2 x 90° elbows allowed (or equivalent: 2 x 45°
elbows = 1 x 90° elbow);
• 835TG Terminal guard is required with the 551DVK if
terminating within 7’0” of grade or where accessible.
See venting accessories list on pages 36–37 for allowable components.
14” (36 cm) max
combustible wall
530
engine
Use 835TG vent
guard with the
551DVK
termination
located at less
than 7’ (2.13 m)
above grade
Top Outlet w/Vertical Rise—Horizontal
Termination
See
Conversion to Top Outlet for Solid Direct Vent Co-axial
Piping
in
Appliance Preparation
section for conversion to
top outlet;
• 817VAK Vent Collar Adapter required;
• Maximum 2 x 90° elbows allowed (or equivalent: 2 x 45°
elbows = 1 x 90° elbow);
• 835TG Terminal guard is required with 551DVK if
terminating within 7’0” of grade or where accessible.
14” (36 cm)
max.
combustible
wall
Approved
side wall
termination
Approved
through wall
shield/thimble
530
engine
Use 835TG vent
guard with the
551DVK
termination
located at less
than 7’ (2.13 m)
above grade
Minimum Maximum
D
: Vertical pipe run
12”
(30 cm)
8’
(244 cm)
E
: Horizontal pipe run (Total
before and after elbows) E
1
+ E
2
-
4’-6”
(137 cm)
F
: Clearance to combustible
materials above horizontal
pipe run
2-5/8”
(6.7 cm)
-
G
: Clearance to combustible
materials below horizontal
pipe run
1-5/16”
(3.3 cm)
-
H
: Clearance to combustible
materials all round vertical
pipe run and at sides of hori-
zontal pipe run
1-5/16”
(3.3 cm)
-
Minimum Maximum
D
: Vertical pipe run (total)
9”
(23 cm)
8’
(244 cm)
E
: Horizontal pipe run (Total)
-
4’-6”
(137 cm)
F
: Clearance to combustible
materials above horizontal
pipe run
2-5/8”
(6.7 cm)
-
G
: Clearance to combustible
materials below horizontal
pipe run
1-5/16”
(3.3 cm)
-
H
: Clearance to combustible
materials all round vertical
pipe run and at sides of hori-
zontal pipe run
1-5/16”
(3.3 cm)
-
