supply of fire retardant pvc socket end conduit .fire retardant pvc socket end conduit .,fire retardant pvc socket end conduit for electrical installation, nominal size 20 mm, heavy d uty, grey in colour, in standard length of 3 meters suitable for heavy mechanical stress conforming to is: 95 37 part -3 1983 and with isi mark [ warranty period: 30 months after the date of delivery ] ] , fire retardant pvc socket end conduit for electrical installation, nominal size 20 mm, heavy d uty, grey in colour, in standard length of 3 meters suitable for heavy mechanical stress conforming to is: 95 37 part -3 1983 and with isi mark. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] => limited