n_lunN
AI_
0
F/ET JRN
AIR
-- ANY COMBINATION OF 1,2, OR 3 PERMITTED
A11036
Fig. 24 - Upflow Return Air Configurations and Restrictions
(
NOTE: RESTRIO11ON SAME FOR
14ORIZONAI I_T AIR
HORIZONTAL
RETURN NOT
PERMITTED FOR
NOT PERMITTED
l 0
d
dt
Fig. 25 - Downflow Return Air Configurations
and Restrictions
HORIZONAL
RETURN AIR
RESTRICTIONS
Al1037 /
Fig. 26 - Horizontal Return Air Configurations
and Restrictions
Al1038
25