8.3.6 Insulated Shielding Appliance
Insulating shielding appliances,such as insulating blanket,conductor shield cover,insulator shield cover,cross arm shield cover,electric pole shield cover,etc.,shall be stored in bags or boxes with sufficient strength,and then placed on a multi-layer horizontal frame.It is prohibited to store them in the vicinity of steam pipes,heat dissipation pipes and other artificial heat sources,and under direct sunlight.(https://www.daowen.com)