다이소에 보면 틈새막는거 있어요
이런걸로 막으세요
https://m.smartstore.naver.com/petamall/products/5255791825?NaPm=ct%3Dmdcschyw%7Cci%3D40051ce986f14984596a1147c50da6ae2813eabe%7Ctr%3Dslsl%7Csn%3D994323%7Chk%3Daba0293a4a42aa1c7a06358d9f05241d8a570e01&nl-au=4703df8b3eb246868314ffc7133f9a21&nl-query=%EB%8B%A4%EC%9D%B4%EC%86%8C+%EB%B0%A9%ED%92%8D%EC%B0%A8%EB%8B%A8
