For fire rated interior window, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our fire rated interior window has been well received by many customers and enjoyed a good reputation in many countries. HESHAN RATO SPECIAL GLASS CO .,LTD.fire rated interior window have characteristic design & practical performance & competitive price, for more information on the fire rated interior window, please feel free to contact us.