Dennard Garage seals can be used in overhead , rolling & sliding doors. Manufactured with Epdm and PVC as a base compound and designed to act as an effective barrier making your door more energy efficient in addition to keep out driven rain , excess water , dust and pollen . It creates a seal that blocks out the elements by closing the gap between the door and the floor without restricting the movement of the door. The seals are easy to install and is recommended for residential and industrial applications