Ordering replacement screens and grilles for your home can be a confusing process, but it doesn't have to be. Use this FAQ section of the ScreenItAgain website as a general resource for any questions you have about products, measuring window and door sizes, using this site, product installation, and ScreenItAgain policies and procedures. If you don't find the answer you're looking for here, the Measuring Guides and Installation Guides sections also provide very helpful information. And if you still can't find what you're looking for, do not hesitate to contact us. Your satisfaction is our primary goal!