Bryant 926TA Product Data page 9

Preferred two-stage 4-way multipoise, variable speed condensing gas furnace, series a
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MAXIMUM EQUIVALENT VENT LENGTH - - FT. (M)
NOTE: Maximum Equivalent Vent Length (MEVL) includes standard and concentric vent termination and does NOT include elbows.
Use Table 2 - Deductions from Maximum Equivalent Vent Length to determine allowable vent length for each application.
Altitude
Unit Size
FT (M)
BTU/Hr
3
40,000
60,000
80,000
0 to 2000
(0 to 610)
100,000
120,000
4
140,000
40,000
60,000
80,000
2001 to 3000
(610 to 914)
100,000
120,000
4
140,000
40,000
60,000
80,000
3001 to 4000
(914 to 1219)
100,000
120,000
4
140,000
40,000
60,000
80,000
4001 to 4500
(1219 to 1370)
100,000
120,000
4
140,000
NOTES: See notes at end of venting tables.
See Table 3 for altitudes over 4500 ft. (1370 M)
ELBOW CONFIGURATIONS
Long
Medium
Pipe Diameter (in):
Mitered 90º Elbow
Medium Radius 90º Elbow
Long Radius 90º Elbow
Mitered 45º Elbow
Medium Radius 45º Elbow
Long Radius 45º Elbow
Tee
Concentric Vent Termination
Standard Vent Termination
Table 1 – Maximum Equivalent Vent Length - - Ft. (M)
0 to 4500 Ft. (0 to 1370 M) Altitude
DIRECT VENT (2-PIPE) AND NON-DIRECT VENT (1-PIPE)
1-1/2
50
(15.2)
210
30
(9.1)
135
20
(6.1)
70
NA
25
NA
NA
NA
NA
45
(13.7)
198
27
(8.2)
127
17
(5.2)
64
NA
22
NA
NA
NA
NA
39
(11.9)
184
23
(7.0)
119
15
(4.6)
59
NA
19
NA
NA
NA
NA
36
(11.0)
177
21
(6.4)
115
14
(4.3)
56
NA
17
NA
NA
NA
NA
Mitered
Table 2 – Deductions from Maximum Equivalent Vent Length - - Ft. (M)
1-1/2
8
(2.4)
8
5
(1.5)
5
3
(0.9)
3
4
(1.2)
4
2.5
(0.8)
2.5
1.5
(0.5)
1.5
16
(4.9)
16
NA
0
0
(0.0)
0
Vent Pipe Diameter (in.)
2
2-1/2
(64.0)
250
(76.2)
(41.1)
235
(71.6)
(21.3)
175
(53.3)
(7.6)
110
(33.5)
15
(4.6)
10
(3.0)
(60.4)
232
(70.7)
(38.7)
222
(67.7)
(19.5)
165
(50.3)
(6.7)
104
(31.7)
11
(3.4)
NA
(56.1)
214
(65.2)
(36.3)
210
(64.0)
(18.0)
155
(47.2)
(5.8)
98
(29.9)
8
(2.4)
NA
(53.9)
205
(62.5)
(35.1)
204
(62.2)
(17.1)
150
(45.7)
(5.2)
94
(28.7)
NA
NA
VENT TERMINAL CONFIGURATIONS
Concentric
2
2-1/2
(2.4)
8
(2.4)
(1.5)
5
(1.5)
(0.9)
3
(0.9)
(1.2)
4
(1.2)
(0.8)
2.5
(0.8)
(0.5)
1.5
(0.5)
(4.9)
16
(4.9)
(0.0)
NA
(0.0)
0
(0.0)
9
1
3
4
2
NA
NA
265
(80.8)
NA
235
(71.6)
265
235
(71.6)
265
100
(30.5)
250
90
(27.4)
210
NA
NA
250
(76.2)
NA
222
(67.7)
249
223
(68.0)
250
93
(28.3)
237
80
(24.4)
185
NA
NA
235
(71.6)
NA
210
(64.0)
232
211
(64.3)
236
86
(26.2)
224
79
(24.1)
158
NA
NA
228
(69.5)
NA
202
(61.6)
224
205
(62.5)
229
83
(25.3)
217
69
(21.0)
146
Standard 2-in., 3-in., or
optional 4-in. termination.
3
4
8
(2.4)
8
5
(1.5)
5
3
(0.9)
3
4
(1.2)
4
2.5
(0.8)
2.5
1.5
(0.5)
1.5
16
(4.9)
16
0
(0.0)
NA
0
(0.0)
0
(80.8)
(80.8)
(76.2)
(64.0)
(75.9)
(76.2)
(72.2)
(56.4)
(70.7)
(71.9)
(68.3)
(48.2)
(68.3)
(69.8)
(66.1)
(44.5)
A13110
(2.4)
(1.5)
(0.9)
(1.2)
(0.8)
(0.5)
(4.9)
(0.0)

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