Get the perfect door to match your dog's new home. The solid wood frame and plastic door will keep any dog safe from tough weather conditions. These doors have a non-toxic weather protective stain and are easy to assemble. This dog house door is compatible with all sizes of the Deluxe A Frame Dog House (WMI012).Extra Small – 10.00 in x 13.25 in. x 1.00 in.Small – 11.75 in. x 16.25 in. x 1.00 in. Medium – 13.50 in. x 19.00 in. x 1.00 in. Large – 15.25 in. x 22.00 in. x 1.00 in.