Cool: Optimum temperature is 10° C. It must not drop below 0° C nor exceed +30° C. However, should the temperature fall below 0° C, simply take the precaution of re-warning the pieces of rubber slowly before handling them in order to avoid any risk of damage.

Relatively dry: Maintain a relative humidity between 45 and 70% as excessive dryness is harmful for the rubber. Temporary deviations are however allowed.

Light ventilation: Ventilation shall be as light as possible, avoiding any draughts.

Heating: Keep the storing place away from heat and steam sources.
During storage, exposition to sunlight or any other light source rich in ultraviolet radiation must be avoided.

Cleanliness: Oil, greases and chemicals must not be stored in the same room or should at least be kept separate from, Provide adequate protection against rodents and insects.