One unit for most any species (poultry or gamebird/waterfowl). Universal feed trough holds approx. 7 lbs pelleted feed & universal drinker holds 3.3 liter - both included. Removable droppings pan. Organize your production so you can raise more birds with less effort and less space. Includes 2 sliding solid side panels allowing brooder to be more uniformly warm the first few days. Heater pilot light and full-on pilot light standard. PVC coated 1/2" x 1/2" wire mesh floor. Top opens. Full 10" interior headroom. Capacity approx. 100 poultry chicks to 2nd week: 50 to 4th week. 100 quail / 50 chukar or pheasant to 4th week: 50 poults to 2nd week - 25 poults to 4th week. Stackable to 5 high.....no extra parts needed. Caster base & multiple outlet panel available for stacking configurations.