... corrosive (weak acid, a weak acid) liquid, water medium temperature + 5-60 °C.4. Can be used for building the curtains ... water circulation in the equipment supporting.Three, application example:1. 5-8 a single cylinder:WH75,WH100.2. 8 to 12 ... water connector size requirements (48.5 mm, 50 mm can choose);5. Power plug type (not plug in, the plug, plug in, beauty... but choose). Massage ...