Add the natural beauty and warmth of wood to your home with our solid Knotty Pine Colonial style interior doors. The 6 Panel design gives the doors a clean, traditional style that will complement any decor. The doors are durable, made of solid pine and are easy to install. Our Colonial doors are unfinished and can be painted to match your decor. The doors are constructed from solid pine from environmentally-friendly, sustainable yield forests. The high-quality vertical grain delivers the best appearance and performance.