An easy way to extend the life of your front door is to invest in a durable storm door. If you choose a storm door with a retractable screen, it can also protect against bugs while letting in fresh air when leaving the entry door open. In addition, an advantage of investing in a storm door includes adding additional security to your property. The purpose of a storm door is to add a second barrier and locking mechanism to your home. Improve the appearance and security of your property with a storm door.