你需要這個cover subfloor
https://www.acehardware.com/departments/paint-and-supplies/primers/primers/17380?x429=true&gclid=Cj0KCQjwreT8BRDTARIsAJLI0KInCnygq4QCRPbNwBIlxrSvEKMqjV2_rN0BsCFAsRYXhKCGNXE7R8IaAp7gEALw_wcB&gclsrc=aw.ds
你需要這個cover subfloor
https://www.acehardware.com/departments/paint-and-supplies/primers/primers/17380?x429=true&gclid=Cj0KCQjwreT8BRDTARIsAJLI0KInCnygq4QCRPbNwBIlxrSvEKMqjV2_rN0BsCFAsRYXhKCGNXE7R8IaAp7gEALw_wcB&gclsrc=aw.ds