Lennox EL195UHE - VENT TERMINATION KITS AND PIPE JOINING; OUTDOOR TERMINATION KITS USAGE (TABLE 9); JOINT CEMENTING PROCEDURE AND SAFETY WARNING

Page 20
TABLE 5 Continued
Maximum Allowable Vent Length in Feet
NOTE - Size intake and exhaust pipe length separately. Values in table are for Intake OR Exhaust, not combined total.
Both Intake and Exhaust must be same pipe size.
NOTE - dditional vent pipe and elbows used to terminate the vent pipe outside the structure must be included in the
total vent length calculation.
Concentric Termination at Elevation 0 - 4500 ft
Number
Of 90°
Elbows
2” Pipe 2-1/2” Pipe 3” Pipe
Model Model Model
030
045
070 090 110 135
030
045
070 090 110 135
030
045
070 090 110 135
1 73 58 42 22
n/a
105 105 89 54
n/a
121 121 114 114 105
2 68 53 37 17 100 100 84 49 116 116 109 109 100
3 63 48 32 12 95 95 79 44 111 111 104 104 95
4 58 43 27
n/a
90 90 74 39 106 106 99 99 90
5 53 38 22 85 85 69 34 101 101 94 94 85
6 48 33 17 80 80 64 29 96 96 89 89 80
7 43 28 12 75 75 59 24 91 91 84 84 75
8 38 23
n/a
70 70 54 19 86 86 79 79 70
9 33 18 65 65 49 14 81 81 74 74 65
10 28 13 60 60 44 n/a 76 76 69 69 60
Concentric Termination Elevation 4500 - 10,000 ft
Number
Of 90°
Elbows
2” Pipe 2-1/2” Pipe 3” Pipe
Model Model Model
030
045
070 090 110 135
030
045
070 090 110 135
030
045
070 090 110 135
1 73 58 42
n/a n/a
105 105 89 54
n/a
121 121 114 114 105
2 68 53 37 100 100 84 49 116 116 109 109 100
3 63 48 32 95 95 79 44 111 111 104 104 95
4 58 43 27 90 90 74 39 106 106 99 99 90
5 53 38 22 85 85 69 34 101 101 94 94 85
6 48 33 17 80 80 64 29 96 96 89 89 80
7 43 28 12 75 75 59 24 91 91 84 84 75
8 38 23
n/a
70 70 54 19 86 86 79 79 70
9 33 18 65 65 49 14 81 81 74 74 65
10 28 13 60 60 44 n/a 76 76 69 69 60