An aircraft anti-icing system is disclosed. A tube having a plurality of outlet ports is disposed within an interior of an outer housing in spaced relation to a closed end of this outer housing. The exterior of the outer housing includes a leading edge at its closed end. The tube is anchored relative to the outer housing by one or more brackets that extend from the tube to the outer housing. An open end of the outer housing may be closed by an aft wall that encloses the tube within an interior compartment of the outer housing.