1
3
2
4
A
A
A
A
Unit 190
S
Unit 300
S
7
AERAULIC CONNECTIONS
Grid to prevent small animals or leaves from entering inside (provided by the customer)
Installing at the unit inlet.
In terms of the unit with duct, grid there must be put on the position of duct inlet. (Provided by the
customer)
The grid must be provided on the intake outlet of the external air or on the duct easily accessible for
routine maintenance (Provided by the customer), the mesh size is about 1.
Grid position (A)
intake outlet (1,4)
on duct (2,3)