INSULEX

LIGHTWEIGHT DRY INSULATING COMPOSITION TO BE MIXED WITH WATER TO PROVIDE AN INSULATING SEAL FOR CHECKER CHAMBER DOORS, SLAG POCKET DOORS, FAN TAILS AND CHECKER CHAMBERS ON THE OUTSIDE AS WELL AS OUTSIDE OF SIDEWALLS OF SLAG POCKETS AND CHECKER CHAMBERS OF METALLURGICAL FURNACES AND ANNELALING FURNACES OF ALL TYPE AND KIND; CAN ALSO BE USED AS AN INSULATOR IN ELECTRICAL CONTACT WITH SWITCH BOXES