Garage Door Threshold Shield

The Garage Door Threshold Shield seals out dust, pollen, moisture and small animals, while sealing in heating and air conditioning. Easy to install--start with the length that's right for the garage, trim it to fit, then use Liquid Nails adhesive (included) to glue it to the floor under the door. Durable rubber stays flexible to -40°F. In Gray, Black or Brown. Choose from three lengths, below. Lifetime guarantee.