The base system of the FDI Cage Systems condo enrichable layer unit can house from 18 to 72 hens per colony depending on the width of the partitions at a density of 67 inches² per bird. Condo installations incorporate belt manure collection, fixed or variable speed egg collection on 4-inch wide polypropylene egg belts and a flat chain feeder. Nest curtains, perches and an auger tube to deliver litter for the scratch area can be retrofitted to provide for full enrichment.