Carrier 58UVB PERFORMANCEt 96 - Clearance to Combustibles

16
MAXIMUM ALLOWABLE EXPOSED VENT PIPE LENGTH -- FT (M)
WITH INSULATION IN WINTER DESIGN TEMPERATURE AMBIENT*
UNIT SIZE
WINTER DESIGN
MAXIMUM PIPE
DIAMETER
INSULATION THICKNESS†
TEMPERATURE
DIAMETER
IN. (MM)
0 3/8 1/2 3/4 1
060---14
20_F / --- 6 . 7 _C 2 (51) 30 (9.1) 55 (16.8) 61 (18.6) 70 (21.3) 70 (21.3)
0_F / --- 1 7 . 8 _C 2 (51) 16 (4.9) 33 (10.1) 38 (11.6) 46 (14.0) 53 (16.2)
--- 2 0 _F / --- 2 8 . 9 _C 2 (51) 9 (2.7) 23 (7.0) 26 (7.9) 33 (10.1) 38 (11.6)
080---14
080---20
20_F / --- 6 . 7 _C 2 (51) 37 (11.2) 65 (19.8) 70 (21.4) 70 (21.3) 70 (21.3)
0_F / --- 1 7 . 8 _C 2 (51) 20 (6.1) 39 (11.9) 45 (13.7) 55 (16.8) 63 (19.2)
--- 2 0 _F / --- 2 8 . 9 _C 2 (51) 11 (3.4) 27 (8.3) 31 (9.4) 39 (11.9) 45 (13.7)
100---20
20_F / --- 6 . 7 _C 2--- 1/2 (64) 41 (12.5) 70 (21.3) 70 (21.3) 70 (21.3) 70 (21.3)
0_F / --- 1 7 . 8 _C 2--- 1/2 (64) 21 (6.4) 42 (12.8) 48 (14.6) 59 (18.0) 68 (20.7)
--- 2 0 _F / --- 2 8 . 9 _C 2--- 1/2 (64) 11 (3.4) 28 (8.5) 33 (10.1) 41 (12.5) 49 (14.9)
120---20
20_F / --- 6 . 7 _C 3 (76) 49 (14.9) 70 (21.3) 70 (21.3) 70 (21.3) 70 (21.3)
0_F / --- 1 7 . 8 _C 3 (76) 26 (7.9) 51 (15.5) 58 (17.7) 70 (21.3) 70 (21.3)
--- 2 0 _F / --- 2 8 . 9 _C 3 (76) 15 (4.6) 35 (10.7) 40 (12.2) 50 (15.2) 59 (18.0)
* Pipe length (ft/m) specified for maximum pipe lengths located in un conditioned spaces. Pipes l ocated in un conditioned space cannot exceed total allowable
pipe length as specified in Table.
†Insulation thickness based on R value of 3.5 per in.
CLEARANCE TO COMBUSTIBLES
(LIT. TOP)
A09681
58UVB