Lietzke Doors manufactures pre-hung metal door units for an extremely diverse range of uses and is ideally suited for all commercial, industrial, hospitality and multi-residential building projects. Our metal doors and frames are designed to provide superior levels of durability, security and finish while reducing trade coordination, site work and overall costs in comparison to conventional door and frame products. The transportable building market has long benefited from the use of pre-hung metal door units and this has become the industry standard. Lietzke Doors can custom design and manufacture doors and pre-hung door units for high security and special purpose applications including prison cells doors, bullet resistant doors, acoustic doors, laboratory doors, clean room doors, and even door units for the Collins Class Submarines.