The Chicken Coop Expansion Pen is perfect as a stand-alone pen, or connects one or multiple pens to the Hen House or he Extreme Cape Cod chicken coop to allow your chickens extra living space. Creates a safe and secure environment for chickens natural foraging and scratching needs. Solid wood construction with hinged front and top doors for easy access and cleaning. Use as a nursery/brooding pen. Easy to assemble.