Conserve the energy in your walk in refrigerator or freezer with the Berner BNARSL084-06-ST-3 Curtain Replacement Strips. These door strips help to maintain the temperatures in your walk in freezer, refrigerator, or cooler, saving you energy costs and prolonging the life of its contents. These door panels are made of a durable, clear PVC material that is tear and abrasion resistant. These PVC panels are flexible even in freezing temperatures and reduce moisture and frost build-up. The plastic panels are easy to install, maintain, and clean! The replacement strips keep insects, odors, and airborne contaminates out!