LG PTAC Replacement Filter (AYFT110) 10 PK. LG Mini Splits and PTACS LG PTAC Replacement Filter (AYFT110) 10 PK. Overview For use With Reviews MODEL #: AYFT110 LG PTAC Replacement Filter (AYFT110) 10 PK. For use With LPxx3CDxx LG PTAC 9K Heating/Cooling (LP093CD3A) LG PTAC 12K Heating/Cooling (LP123CD3A) LG PTAC 15K...