The Big Boot Dryer will accommodate 4 sets of boots and will keep your feet dry and happy day after day at your favorite mountain or river. It is powered by a 90CFM fan and uses a replaceable light bulb for a heat source. The box is constructed with 3/4″ MDO that is left over from our raft trailer decks. the box measures 12 x 29 x 13″ and the pvc are 15″ long . The end cap that is closest to the switch removes with a Torque drive bit to access the light bulb and you can store the PVC pipes inside to save space or transport.