An easy way to make a big difference in the comfort of your dog's home. The addition of a door flap helps ward off blustery weather and keeps out dirt and debris: Simple to install, the clear weather resistant vinyl material keeps the dog house warm, dry and draft free: Features: Fits Large Premium Plus A Frame Dog House Model W-01707 (Large) and Premium Doghouse W - 01701(Medium). Clear, weather resistant vinyl. Protects from wind, sleet and snow. Keeps dog house warm, dry and draft free. Simple installation. Dimensions: 13."W x 0.25"D x 17.50" H.