Dog Box Louver 9-3 w/screen 9″ w x 12.25″ h

9-3 louver (9″w x 12.25″h overall size) (cut-out required 7.5″ x 10.25″)  grill back measures  (7.5″w x 12.25″h overall size). Add this to a door you are building or retrofitting a existing door. Screen back has formed flange for easy mounting.