Plastic vent grill fits 2-5/8″ X 8-21/32″ hole
Glue in place
Round Plastic Vent Grill Fits 4″ Diameter Hole.
Plastic Vent Grill Fits 2-3/8″ X 8-5/8″ Hole
Round Plastic Vent Grill Fits 2-1/2″ Diameter Hole
Plastic Vent Grill Fits 2-1/2″ X 10″ Hole. 3/8″ deep.