You won't miss a bit of your favorite TV show when your dog can let herself outside. Our Ideal Storm Door Dog Door allows your pet easy access inside and outside. It's constructed with a sturdy thermoplastic (ABS) inner telescoping frame with a transparent polyvinyl flap with patented warp-resistant edges. Limited lifetime warranty. See below for more dimensions. It also has a molded ABS lock-out slide that allows you to restrict your dog's movements. The floating bottom threshold ensures a perfect seal and the mounting system is tamper resistant. Available in four sizes to accommodate dogs from the smallest toy to the largest woofer this door has an easy four-step installation. Limited lifetime warranty. See below for dimensions.Small Dog DoorOverall dimensions: 7W x 2D x 10.5H inchesFlap dimensions: 5W x 8H inchesHole dimensions: 6.25W x 9.5H inchesSuggested pet weight: Up to 12 lbs.Medium Dog DoorOverall dimensions: 9W x 2D x 15.25H inchesFlap dimensions: 7W x 11.25H inchesHole dimensions: 8.25W x 13.5H inchesSuggested pet weight: Up to 35 lbs.Extra Large Dog DoorOverall dimensions: 12.25W x 2.25D x 18.875H inchesFlap dimensions: 9W x 15H inchesHole dimensions: 11.75W x 17.5H inchesSuggested pet weight: Up to 90 lbs.XX Large Dog DoorOverall dimensions: 18W x 2.25D x 24H inchesFlap dimensions: 10.5W x 15H inchesHole dimensions: 16.5W x 22.25H inchesSuggested pet weight: Up to 120 lbs.Note: Look for the template included with your pet door and be sure to use it. Consider your pets weight and size and position the template accordingly. This will ensure a correct installation the first time.About Ideal Pet Products Inc.In the beginning a hole an old piece of carpet and a couple of nails created the first access for your pet to go in and out. But there were drawbacks. It didn't stay closed well. Your pet couldn't see through it. And when it got wet it didn't smell so good. Enter technology.For more than 25 years Ideal Pet Products has assisted pet owners by offering unique and ingenious ways of providing indoor/outdoor access to their pets. The company provides various styles of pet access doors so you're sure to find one that meets your specific needs. Ideal Pet Products is also committed to conserving natural resources by designing products that are sensitive to your energy-saving needs. From the smallest dog or cat to the largest 160-lb. pet Ideal Pet Products has the right door for your home.