J951X Technical Specs

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* NOTE:
1. Subtract 2.5 ft. for each additional 2" elbow and 3.5 ft. for each additional 3" elbow.
2. Two 45 degree elbows are equivalent to one 90 degree elbow.
3. One short radius elbow is equivalent to two long radius elbows.
4. Do not include termination elbows in calculation of vent length.
5. This table is applicable for elevations from sea level to 2000 ft. For higher elevations decrease vent pipe lengths by 8% per 1000 ft. of altitude.
6. Only the listed pipe materials are approved for use with J951x Condensing Furnaces.
VENT TABLE
VENTING
All models are approved for vertical non direct (1 pipe) and direct (2 pipe) venting applications. See Vent Table below for
specified sizes and allowable lengths.
SINGLE PIPE LENGTH (FT.)
with 1 long radius elbow*
DIRECT VENT,
DUEL PIPE LENGTH (ft.) WITH
1 long radius elbow on each pipe*
OUTLET OUTLET INLET/OUTLET INLET/OUTLET
MODELS
2” 3” 2” 3”
038BU 50 70 50 70
054BU 70 90 70 90
072CU 50 90 50 90
090CU 60 90 60 90
108DU N/A 90 N/A 90