Not sure of the make on this, but one side of the window has a sagging string. Can you help me identify the window make and/or the replacement part?
Window
MFR: ADW-8
A-L-I VALIDATOR
SERIES 150/160 SH (511-517,521-528,531-538)
TYPE: SINGLE HUNG
MAKE DATE:6/29/2007
SALESORDER: 02527268
RIGHT SIDE BALANCE IS BROKEN, STRING IS LOOSE AND FLOPPING IN WINDOW OPENING