Metal-Fab Residential Hearth Venting Division offers the most complete line of chimneys and vents on the market. Our innovative product offerings are designed to meet the changing needs of the industry. Selecting the right product for your application, constructed from the proper materials, is simple and easy with Metal-Fab. The rigid quality standards of our factory-built ventilation systems assure durable and reliable performance. All of our hearth product lines are made in the U.S.A.