Rubber Foam Insulation Tube, Unslit, Length 1.83, Temp. Range -50 to 110 C, ... . 6 to 89mm, thickness 6 to 30m Rubber Foam Insulation Tube, Unslit, Length 1.83, Temp. Range -50 to 110 C ... , ID. 6 to 89mm, thickness 6 to 30m HengBao Insulation Tube is a flexible, closed cell and light weight elastomeric material ... , construction, hospitals, hotels and cold storage industries. Rubber Foam lnsulation Tube