Top Paw small-sized dog house for sale. The dimensions are approximately 16.5" wide by 22.5" long by 18" tall. Used, but in good clean condition (the dog never used it :). Below is info from the manufacture... This dog house has insulated walls plus flow through ventilation to keep your best friend warmer in winter, cooler in summer. Strong and lightweight, Top Paw homes have a smooth, easy to clean surface and a moat around the interior perimeter to help trap fluids and keep your pet dry. An engineered door opening and elongated rain shield provide additional protection from the elements. The Quick Snap connections make for easy assembly.