9 meters, the closet to do 2.4 meters high and then gypsum board cap or directly to the top of the rough layer height of about 2.9x meters
It is recommended that the following wardrobe do 220cm high overall moving door, do 60cm high top cabinet (storage cabinet) with cabinet board to do the door, especially practical.
Can not do the top, but at least stay 10cm seal gypsum board to deal with the top of the uneven.
Mainly to see you more attention to which aspects, so the top of the words, increase the space of the closet, but not beautiful; gypsum board capped, wardrobe space will be less, but the effect of the wardrobe will be better.
