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Exhaust Venting:
This heater requires Category III AL29-4C, 3" or 4"
diameter stainless steel vent pipe (3" provided in
Vent Kit).
Single Pipe
Horizontal
Intake/Combustion Air:
Ambient (room) air can be used provided it meets the
combustion air requirements as specified by the
National Fuel Gas Code. See AquaStar 250SX
Installation Manual for details.
Unsealed; Single Pipe System
Additional Venting Items
2SVEDTK24
Condensate Drain Kit
Items not drawn to scale.
24" Tube
Hose Clamp
Cable Tie
Hose Clamp
Condensate
tube/trap
The exhaust vent pipe has a maxi-
mum length of 26 feet (8m) with
one elbow. For each additional
elbow after the first elbow, you
must reduce 2.5 feet from the total
length. A maximum of 3 elbows is
allowed.
A condensate drain
kit must be used in
all installations.
A condensate drain
kit isincluded with
everyAquaStar
250SX.
A condensate drain kit
must be used in all
installations.
A condensate drain kit
is included with the
AquaStar 250SX.
2SVEPWCF0301
Pipe 3" x 12"
2SVEEWCF0345
45 Degree Elbow 3"
7.36
5.38
11.50
Not all additional venting items shown. See back page for complete list.