Hello Valued Home Depot Customer,
Thanks for your question and interest in this item. I have included a link to the installation guidelines. This will give you a better idea if how to install this product.http://www.homedepot.com/catalog/pd...
If you have any further questions, please contact our Online Customer Service Department at 800-430-3376 between 6:00 a.m. and 2:00 a.m. Eastern Time daily.