[AC drain piping] If you forget this, condensation will occur. Important points to note when inst... エアコン設備 マグマ 4 years ago Play Download
[Troublesome Air Conditioning Installation] Concealed piping air conditioning installation that k... 【スーパー便利屋】みっく店長が行く! 3 years ago Play Download
[Eliminate water leaks] Concealed drain hose VP pipe connection | Electric School でんきの学校 1 year ago Play Download
[Drain Piping] Pay Attention to This When Connecting a C-Trap! Incorrect Installation Is the Root... エアコン設備 マグマ 3 years ago Play Download
