Lennox Merit ML296UH090XV48C User Manual

Page 20
TABLE 5 Continued
Maximum Allowable Intake or Exhaust 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.
Concentric Termination at Elevation 0 - 4500 ft
Number
Of 90°
Elbows
Used
2” Pipe 2-1/2” Pipe 3” Pipe
Model Model Model
045 070 090 110 045 070 090 110 045 070 090 110
1 73 58 42 22 105 105 89 54 121 121 114 114
2 68 53 37 17 100 100 84 49 116 116 109 109
3 63 48 32 12 95 95 79 44 111 111 104 104
4 58 43 27
n/a
90 90 74 39 106 106 99 99
5 53 38 22 85 85 69 34 101 101 94 94
6 48 33 17 80 80 64 29 96 96 89 89
7 43 28 12 75 75 59 24 91 91 84 84
8 38 23
n/a
70 70 54 19 86 86 79 79
9 33 18 65 65 49 14 81 81 74 74
10 28 13 60 60 44 n/a 76 76 69 69
Concentric Termination Elevation 4500 - 10,000 ft
Number
Of 90°
Elbows
Used
2” Pipe 2-1/2” Pipe 3” Pipe
Model Model Model
045 070 090 110 045 070 090 110 045 070 090 110
1 73 58 42
n/a
105 105 89 54 121 121 114 114
2 68 53 37 100 100 84 49 116 116 109 109
3 63 48 32 95 95 79 44 111 111 104 104
4 58 43 27 90 90 74 39 106 106 99 99
5 53 38 22 85 85 69 34 101 101 94 94
6 48 33 17 80 80 64 29 96 96 89 89
7 43 28 12 75 75 59 24 91 91 84 84
8 38 23
n/a
70 70 54 19 86 86 79 79
9 33 18 65 65 49 14 81 81 74 74
10 28 13 60 60 44 n/a 76 76 69 69

Lennox Merit ML296UH090XV48C Specifications

General

Brand	Lennox
Model	Merit ML296UH090XV48C
Category	Furnace
Language	English