The refrigerator freezer is too thick to freeze, need to replace the refrigerator seal method, after the refrigerator door is used for a long time, there will often be a lot of freezing in the freezer, the ice is very thick, resulting in the refrigerator drawer can not be opened, and even the refrigerator door can not be opened, the reason is likely to be the refrigerator door seal (sealant) aging, resulting in a weak seal, Water vapor in the air enters the freezer and condenses into ice. The solution is to replace the seal (sealant).