The rigid hose for wet dry vacuum is configured for use with the hose of a domestic appliance. The rigid hose for wet dry vacuum is a protective structure. The rigid hose for wet dry vacuum protects the hose. The rigid hose for wet dry vacuum sets the hose in a fixed position such that the curvature of the center axis of the prism structure of the hose will not shift during use of the hose. The rigid hose for wet dry vacuum comprises a bimodal shell. The bimodal shell is a bimodal flexible structure.