We have Many sizes & types of pet doors for sale on our pet Supply web site at http://www.dogsrusllc.com/http://www.DogsRusLLCStore.com if you do not want to be bother with installing this product we will be glad to come and help you out and install it for you here are a few ideas. If you would like a free quote on getting one of our products installed call Debbie at 216-235-4156 to setup a appointment for a free quote or go to our web site at http://www.dogsrusllc.com/contactus.htm and fill out our no hassle web form and Debbie will contact you. Have a great day to all!!!