分享一些排水的正確方法 Some Correct Methods for Drainage
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分享排水隔氣水封(Deep Seal)破壞/損失的原因 The Reasons of Damage or loss for Drainage Trap
11:13
分享如何定食水喉尺寸 How to Choose Your Plumbing Size
8:29
不同種類水喉的保溫 Different Type of Insulation for Plumbing and Drainage Pipe
8:01
分享簡介環氧樹脂鑄鐵管(紅垌)及配件｜Introduction for Epoxy Cast Iron Pipe and Fittings
9:08
淺談隔氣及排水 Air Block and Drainage
15:20
醫務所，抽水泵故障 | 寫字樓茶水間洗手盆抽水系統 
19:17
約埋水喉佬Ben Sir鬼鬼🤫鼠鼠走去拆水錶|水務維護解令工程|現場實景走錫經驗分享|#水喉佬
12:34