The Strybuc Storm Door Pneumatic Closer is a high-quality commercial door hardware designed specifically for storm doors. Made of durable aluminum and measuring 9 inches in length, this silver-colored door closer from Strybuc is reliable and efficient. Its pneumatic design ensures smooth and controlled closure of the storm door, providing a secure and convenient solution for businesses and industrial settings. Ideal for commercial use, this door closer is a practical and essential component for any building.