The Nor-Lake 118634 38.75" Double Sweep Gasket functions as a temperature control solution by creating reliable door seals for refrigerator units. The gasket efficiently blocks cold air from leaking out which creates both energy-efficient performance and stable interior temperatures. that can easily install this gasket which fits standard refrigeration units to replace worn-out seals. This gasket maintains its performance over time because of its resilient construction as well as its double sweep format which strengthens the sealing ability to prevent energy wastage. The gasket functions as a storage condition regulator which extends food freshness duration.