... Air diffuser (air grille, air louver) airflow and direction changed by manual air louver S-801Description: air louver,air outlet,air register,air conditioning diffuser,air grille, air ... freely, adjusting the air flowWith angle controlling knob, controlling the user's opening range to blast baffle(15 ... (Up Down Left Right)ABS Air diffuser (air grille, air louver)airflow and direction changed by manual ...