Specifically designed for the Wayne Dalton Door System sheet door, the Snap-On Mini Warehouse Garage Door Bottom Weather Seal from Parts Mart snaps onto the bottom of your garage door. Measuring four feet and nine feet, this is a simple way to replace an existing seal without a hassle. The seal is an important part of your garage door. It can keep out moisture, pests and help control energy costs. Nothing is simpler than a snap-on device and we at Parts Mart take pride in making the lives of our customers easier.