HP 669048-009 Installation Manual page 25

Insert the foam rail gasket into the space between the racks with the closed cell side of the foam rail
3.
gasket facing the front of the rack.
NOTE: Follow steps 1 through 3 to install the foam rail gasket into a rack that will be bayed using
a 24-in. baying bracket.
If the rack will be bayed using a 600-mm baying bracket, rotate the foam rail gasket 90 degrees
before inserting it into the space between the racks.
Gently push the foam rail gasket into the space between the racks until it is flush with the vertical frame.
4.
Airflow Optimization kit 25