Hollow plastic coop dowels with wood core

A coop for poultry and the like having top and bottom panels of wood or like material, opening means for access to the interior of said coop, two side panel frame members and two end panel frame members appropriately formed by spaced dowel construction between the top and bottom panels, the end and side panels each including a number of dowels spaced along the periphery of the frame members, the improvement comprising;

• means to substantially increase the strength of the over-all coop and reduce repair and maintenance required on same, including reinforcing structure to cover selected ones of the dowels, said reinforcing structure including double layer compartmentalized tubing structure of sufficient length to extend between and in positive contact with the top and bottom panels, the tubing structure further including an inner tube spaced from an outer tube by means of longitudinal spacers extending radially between the outer side of the inner tube and the inner side of the outer tube with said entire structure being formed of plastic material, and additional means between at least some of the dowels and the reinforcing structure for substantially reinforcing the over-all coop construction.