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水管同水有千絲萬縷既關係 水由水缸送到每個人既屋企都要經過唔同既水管 如果水管唔乾淨 我地飲既水都未必乾淨 但用左水管家之後就可以令我地擁有一個安心用水既機會 因為佢可以幫我地清洗水管入面污垢 當污垢無哂 水就自然乾乾淨淨 用水就用得更安心喇~!!!