Abstract: A foldable poultry brood box having a folding bottom, folding endwalls, and folding sidewalls provides a sheltered environment for the maturation of a brood of young poultry. Preferably, after the brood box is deployed, a floor overlay insert is placed and retained within the brood box to overlay, bridge over, and cover substantial portions of two floor free edges.
Abstract: A foldable concrete washout and waste containment unit having a foldable support box receiving and supporting a flexible liner for receiving and retaining within the flexible liner within the support box waste materials.