POLYDROS,S.A. manufactures cellular glass products in Spain since 1961 by our internationally patented manufacturing system. All of our products are manufactured in our factory in Madrid (Spain). We offer the best quality guarantee to our clients.We have stablished several quality controls. We produce all of our products under the UNE-EN-ISO 9001 quality norm. Every phase of the process is carefully controlled by our technical staff.We use recycled glass as main raw material. We do not use resins or oil based components and we require our suppliers to supply us with eco-friendly products.