Rubber tube can be easyly found in cookroom, sanitary ware ,such as flexible metal hose , gas pipe . Rubber tube are extrusion products , our products are manufactured of the best quality of rubber material such as EPDM ,NBR, NBR & PVC, SBR, CR. The material has approved by CMA ( China ), FDA( USA) , ACS ( France ) , and Nsf- 61 certification.