Master-Bilt 37-01189 Door Gasket BLG-48/74

The Master-Bilt 37-01189 Door Gasket is a sealing component used on compatible BLG-48 and BLG-74 commercial refrigeration units to maintain an airtight barrier around the cabinet door. Designed as a magnetic gasket for these specific models it supports, the prevention of cold air loss and limits the entry of warm ambient air during operation. Frequently mounted in convenience stores and foodservice establishments, the gasket supports stable cabinet temperatures and refrigeration performance. By maintaining a proper seal between the door and cabinet frame, it assists the refrigeration system in preserving part storage conditions and reducing unnecessary compressor cycling.