好像是會接一個單向氣閥,隻能進氣不能出氣。進氣能保證下水,同時避免下水管臭味進入室內
所有跟帖:
• 我家地下室裝修時,我堅持這樣做。老中師傅不懂 -ProfessionalEngineer- ♂ (0 bytes) () 04/04/2018 postreply 04:32:43
• 他隻想接個vent到牆裏麵 -ProfessionalEngineer- ♂ (0 bytes) () 04/04/2018 postreply 04:33:38
• 我家地下室裝修時,我堅持這樣做。老中師傅不懂 -ProfessionalEngineer- ♂ (0 bytes) () 04/04/2018 postreply 04:32:43
• 他隻想接個vent到牆裏麵 -ProfessionalEngineer- ♂ (0 bytes) () 04/04/2018 postreply 04:33:38
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