COLOR CODING, INSULATING TYPE; VINYL MATERIAL; RED FINISH; 20 FT; 1/2 INCH; UL 510 APPROVAL; PREMIUM GRADE APPLICATION; 600 V VOLTAGE RATING; 7 MIL THICKNESS; 32 TO 220 DEG F TEMPERATURE RATING; 7 THICKNESS IN MIL; 1250 V PER MIL DIELECTRIC STRENGTH