Tuff Stuff Alpha II Clam Shell Rtt, Annex RoomProduct Description The Alpha II Roof Top tent annex room is truly, the "Alpha" of all annex rooms, providing a huge space to keep your belongings, guests, kids or furry loved ones out of the elements while camping. With a heavy duty 1000D PVC floor and solid panels to protect the zippers, your annex room will keep you and your gear sheltered and out of the elements. Our annex rooms' entry door is located on the front side of the annex room and