Abstract: A door assembly for a shelter, wherein the shelter comprises a frame assembly and a cover for covering the frame assembly, wherein the door assembly includes a door frame; a door coupled to the door frame, wherein the door is preferably of a flexible material that can be lifted to provide an opening into the shelter and can be lowered for enclosing the shelter, wherein the door includes a plurality of pockets; a plurality of elongated door members, each of which includes a first and a second end, wherein each of the plurality of elongated door members is positioned within a respective one of the pockets; a plurality of first couplers, each of which couples the first end of a respective elongated door member to a first side of the door frame; a plurality of second couplers, each of which couples the second end of a respective elongated door member to a second side of the door frame; and a door lifting/lowering assembly for lifting the door to provide the opening into the shelter and for lowering the door for e

Abstract: An arrangement for drying wood including a framed structure for creating an area, an optional support structure for supporting wood placed thereon, a cover, wherein the cover is supported by the framed structure and wherein the cover has water resistant properties and allows infrared radiation to pass through the cover to warm the wood, wherein the cover is constructed to facilitate the escaping of some moisture from the arrangement through one or more vents in the cover and collect other moisture on an inner surface of the cover and permit at least some of the other moisture to run down along the inner surface of the cover towards the ground; wherein a system is created at least in part by the cover to accelerate the drying of the wood. A method of drying the wood is also provided.