Frost King A62/36SN Heavy Duty Door Sweep, Satin Nickel, 2"x36"Energy loss through the bottom of doors is the most usually tended to improve your home or building's seal. Sweeps are established on the face of the door so that a seal is structured when the door is closed. These products are easily installed and need to be regularly replaced to ensure the building is insulated. Highlights: Length: 36" Width: 2" Material: Aluminum Fits gaps up to 1" to seal out cold, dust, dirt and bugs Attaches to the bottom of a