The KN Crowder 36″ Aluminum Threshold is a robust and practical solution designed to bridge gaps and provide a smooth transition at doorways. Constructed from durable aluminum, this threshold measures 36″ in length and is ideal for both residential and commercial applications. Its primary function is to seal gaps between floors, preventing drafts and debris from entering while also helping to maintain indoor temperatures. The KN Crowder CT9X36 threshold is engineered for durability and longevity, ensuring reliable performance and enhancing the functionality and appearance of doorways.