Airwell DDMX-022N-09M25 User & Installation Manual page 29

Rows of series installation
The relations between H, A and L are as follows.
L
L ° 1/2H
L ° H
1/2H < L ° H
L > H Can not be installed
H
Page 28
 
(unit: mm/inch)
r Unit Dimensions
A
25 cm / 9.8" or more
30 cm / 11.8" or more
L