3. Please keep the rubber gaskets away from ozone machine, such as mercury vapor light or high voltage electrical equipment that may generate electric spark or electrostatic.
4. Please do not stretch, compress the rubber gasket, for example: hanging the rubber gaskets.
5. Please keep clean of the storage environment.
Upon satisfaction of above tips, EPDM rubber products can be stored for 10 years, SBR and NR can be stored for 5 years.