A blower assembly for an environmental control system comprising a blower housing and a blower operably carried in that housing, the housing having a one-piece inlet ring and ring support, the support having a plurality of upstanding columns that define the space within which the blower operates, and the housing being characterized by the absence of apertured side members. A unitary inlet ring and ring support for a blower assembly, the support having a plurality of upstanding columns, some columns having upstanding webs extending between them and between the inlet ring.