Abstract: An adjustable panel door comprises a panel door frame having a top cross piece and a bottom cross piece. A portal assembly provides access through the panel door. The portal assembly is positioned between the top cross piece and the bottom top piece. At least one spacer panel is adjustably positioned on the panel door frame adjacent to the portal assembly. The position of the portal assembly is adjustable by altering a position of the at least one spacer panel along the panel door frame.

Abstract: An apparatus comprising a first door panel; a second door panel coupled to the first door panel such that the first door panel and the second door panel form a hollow portion of a door panel assembly; and an insulating material placed within the hollow portion of the door panel assembly. An apparatus comprising a door panel assembly including a front side, a back side, a top side, a bottom side, a left side and a right side; a door frame surrounding the door panel assembly at the bottom side, the left side and the right side of the door panel, the door frame including a bottom portion, a left portion and a right portion; means for magnetically coupling the left side of the door panel assembly to the left portion of the door frame; means for magnetically coupling the right side of the door panel assembly to the right portion of the door frame; means for magnetically coupling the bottom side of the door panel assembly to the bottom portion of the door frame.