Insulation tape with, Fire Retardant pre-coated cloth with fire retardant adhesive Width 20 mm plus minus 1.00 mm, Thickness 0.3 plus minus 0.05 mm as per ICF s Specification No. ICF/ELEC/921. CS No.4 REV. 0 with print RLY-RLY as per Special condition clause No. 8.5 of ICF s Specification. NOTE:- Only ICF approved sources will be considered for placement of P.O.