A vane ring (68; 70) for a gas turbine engine component, comprising: an inner vane platform (76: 78) around an axis; an outer vane platform (80; 82) around the axis; a multiple of vanes (72; 74) that extend between the inner vane platform (76; 78) and the outer vane platform (80; 82), each of the multiple of vanes (72; 74) contains an airfoil cooling circuit that receives cooling airflow through a respective one of a multiple of feed passages; and a multiple of metering passages in the outer vane platform (80; 82), each of the multiple of metering passages in communication with one of the multiple of feed passages, wherein the cross section of each of the multiple of metering passages is circular; and characterised by: a multiple of secondary passages recessed in the outer vane platform (80; 82), wherein a plurality of the multiple of secondary passages are in communication with each respective one of the multiple of metering passages, wherein each of the multiple of secondary passages provides a recessed area equal to an area of the entrance of each of the multiple of metering passages; wherein each of the multiple of secondary passages is a slot; and wherein each of the plurality of the multiple of secondary passages is transverse to said respective one of the multiple of metering passages. an inner vane platform (76: 78) around an axis; an outer vane platform (80; 82) around the axis; a multiple of vanes (72; 74) that extend between the inner vane platform (76; 78) and the outer vane platform (80; 82), each of the multiple of vanes (72; 74) contains an airfoil cooling circuit that receives cooling airflow through a respective one of a multiple of feed passages; and a multiple of metering passages in the outer vane platform (80; 82), each of the multiple of metering passages in communication with one of the multiple of feed passages, wherein the cross section of each of the multiple of metering passages is circular; and characterised by: a multiple of secondary passages recessed in the outer vane platform (80; 82), wherein a plurality of the multiple of secondary passages are in communication with each respective one of the multiple of metering passages, wherein each of the multiple of secondary passages provides a recessed area equal to an area of the entrance of each of the multiple of metering passages; wherein each of the multiple of secondary passages is a slot; and wherein each of the plurality of the multiple of secondary passages is transverse to said respective one of the multiple of metering passages. a multiple of vanes (72; 74) that extend between the inner vane platform (76; 78) and the outer vane platform (80; 82), each of the multiple of vanes (72; 74) contains an airfoil cooling circuit that receives cooling airflow through a respective one of a multiple of feed passages; and a multiple of metering passages in the outer vane platform (80; 82), each of the multiple of metering passages in communication with one of the multiple of feed passages, wherein the cross section of each of the multiple of metering passages is circular; and characterised by: a multiple of secondary passages recessed in the outer vane platform (80; 82), wherein a plurality of the multiple of secondary passages are in communication with each respective one of the multiple of metering passages, wherein each of the multiple of secondary passages provides a recessed area equal to an area of the entrance of each of the multiple of metering passages; wherein each of the multiple of secondary passages is a slot; and wherein each of the plurality of the multiple of secondary passages is transverse to said respective one of the multiple of metering passages. a multiple of secondary passages recessed in the outer vane platform (80; 82), wherein a plurality of the multiple of secondary passages are in communication with each respective one of the multiple of metering passages, wherein each of the multiple of secondary passages provides a recessed area equal to an area of the entrance of each of the multiple of metering passages; wherein each of the multiple of secondary passages is a slot; and wherein each of the plurality of the multiple of secondary passages is transverse to said respective one of the multiple of metering passages.