1, cooling capacity:100kw 2, flow pressure: 3.5Mpa 3, refrigerant: HCFC and HFC 4, deft design 5,competitive price Brief introduction1,SGN/SGS type sight glass is used for liquid channel of refrigeration and air conditioning equipment .Used for showing the flow condition and water content of refrigerant, the oil flow condition in the oil returning channel of the oil separator.2, SGN/SGS type ...