The main entrance is 7280 Sterrettania Rd in Fairview, PA.

From the East: 
Take I-90 West to Exit 18.  Turn left onto Sterrettania Road and go approximately three miles.  The facility will be on your right.
From the West: 
Take I-90 East to Fairview Exit 16.  Turn right  onto Rte 98 South.  Proceed to the intersection of Rt 832 and Rt 98.  Turn left.  The facility is 1/2 mile down the road on the left.
From the South:
Take I-79 North to McKean Exit 174.  Turn left onto West Road.  Go approximately 2 miles to the first stop sign, then turn left onto Sterrettania Road.  Go about one mile, the facility is on the right.
The HOHB aisle is located in the smaller building shown on the right