Lennox 045-08, Installation Instructions Manual

Page: 21 / 60

507270-03 Page 21 of 60 Issue 1917
Table 6A.
A95UH1D and 95G1UH-P Maximum Allowable Intake or Exhaust Vent Length in Feet
Standard Termination at Elevation 0 - 4,500 ft
Number of
90° Elbows
Used
2" Pipe 2-1/2" Pipe 3" Pipe
Capacity Capacity Capacity
045 070 090 110 135 045 070 090 110 135 045 070 090 110 135
1 76 61 39 19
n/a
110 95 63 38
n/a
132 132 113 113 109
2 71 56 34 14 105 90 58 33 127 127 108 108 104
3 66 51 29 9 100 85 53 28 122 122 103 103 99
4 61 46 24
n/a
95 80 48 23 117 117 98 98 94
5 56 41 19 90 75 43 18 112 112 93 93 89
6 51 36 14 85 70 38 13 107 107 88 88 84
7 46 31 9 80 65 33 8 102 102 83 83 79
8 41 26
n/a
75 60 28
n/a
97 97 78 78 74
9 36 21 70 55 23 92 92 73 73 69
10 31 16 65 50 18 87 87 68 68 64
Standard Termination Elevation 4,501 - 10,000 ft
Number of
90° Elbows
Used
2" Pipe 2-1/2" Pipe 3" Pipe
Capacity Capacity Capacity
045 070 090 110 135 045 070 090 110 135 045 070 090 110 135
1 76 61 39
n/a n/a
110 95 63 38
n/a
132 132 113 113 109
2 71 56 34 105 90 58 33 127 127 108 108 104
3 66 51 29 100 85 53 28 122 122 103 103 99
4 61 46 24 95 80 48 23 117 117 98 98 94
5 56 41 19 90 75 43 18 112 112 93 93 89
6 51 36 14 85 70 38 13 107 107 88 88 84
7 46 31 9 80 65 33 8 102 102 83 83 79
8 41 26
n/a
75 60 28
n/a
97 97 78 78 74
9 36 21 70 55 23 92 92 73 73 69
10 31 16 65 50 18 87 87 68 68 64
*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.