YES, AS LONG AS YOUR QUEEN EXCLUDER IS IN GOOD SHAPE, IT WILL
GENERALLY KEEP THE QUEEN OUT OF THE TOP BOXES. YOU OF COURSE
NEED TO BE SURE SHE IS IN THE BOTTOM WHEN YOU PLACE IT ON THE
BROOD BOX.
THEY OCCASSIONALLY DO GET THROUGH THE EXCLUDERS FOR ONE
REASON OR ANOTHER. IF SHE DOES GET THROUGH, YOU WILL FIND
NEW BROOD IN THE TOP BOXES.