A pneumatic de-icer assembly comprising: a pneumatic de-icer comprising: a plurality of inflatable tubes; a manifold configured to direct a pressurized fluid into and out of the inflatable tubes, wherein the manifold is in fluid communication with the plurality of inflatable tubes; a bonding surface, wherein the bonding surface is an inward surface of an internal layer of the pneumatic de-icer; and a breeze surface disposed along an exterior of the de-icer; a base assembly mounted to the bonding surface of the pneumatic de-icer, the base assembly comprising: a molded base comprising a flexible material, wherein the molded base forms a sealing interface with a portion of the pneumatic de-icer; and a machined insert set into the molded base, characterized in that: the machined insert includes a radially inward threaded surface that forms an opening extending axially through the machined insert; and the molded base holds the machined insert in contact and in sealing engagement with the bonding surface; and a connection fitting with a threading disposed on a first terminal end of the connection fitting, wherein the connection fitting includes a tube configured to transport a fluid, wherein the first terminal end of the connection fitting is configured to mate with the radially inward threaded surface of the machined insert. a pneumatic de-icer comprising: a plurality of inflatable tubes; a manifold configured to direct a pressurized fluid into and out of the inflatable tubes, wherein the manifold is in fluid communication with the plurality of inflatable tubes; a bonding surface, wherein the bonding surface is an inward surface of an internal layer of the pneumatic de-icer; and a breeze surface disposed along an exterior of the de-icer; a plurality of inflatable tubes; a manifold configured to direct a pressurized fluid into and out of the inflatable tubes, wherein the manifold is in fluid communication with the plurality of inflatable tubes; a bonding surface, wherein the bonding surface is an inward surface of an internal layer of the pneumatic de-icer; and a breeze surface disposed along an exterior of the de-icer; a base assembly mounted to the bonding surface of the pneumatic de-icer, the base assembly comprising: a molded base comprising a flexible material, wherein the molded base forms a sealing interface with a portion of the pneumatic de-icer; and a machined insert set into the molded base, characterized in that: the machined insert includes a radially inward threaded surface that forms an opening extending axially through the machined insert; and the molded base holds the machined insert in contact and in sealing engagement with the bonding surface; and a molded base comprising a flexible material, wherein the molded base forms a sealing interface with a portion of the pneumatic de-icer; and a machined insert set into the molded base, characterized in that: the machined insert includes a radially inward threaded surface that forms an opening extending axially through the machined insert; and the molded base holds the machined insert in contact and in sealing engagement with the bonding surface; and the machined insert includes a radially inward threaded surface that forms an opening extending axially through the machined insert; and the molded base holds the machined insert in contact and in sealing engagement with the bonding surface; and a connection fitting with a threading disposed on a first terminal end of the connection fitting, wherein the connection fitting includes a tube configured to transport a fluid, wherein the first terminal end of the connection fitting is configured to mate with the radially inward threaded surface of the machined insert. to transport a fluid, wherein the first terminal end of the connection fitting is configured to mate with the radially inward threaded surface of the machined insert.