1. Clean your door seal at least twice a year with a toothbrush and a good cleaning agent.
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2. Do not bang the door while closing, be gentle. 3. You may conduct a dollar bill test to identify if there is an issue with your door. After cleaning the seal properly close the bill in the door so that it is half in and half out. If the bill slips out easily then you may require to get it checked by a pro.