Profile: Precision Walls, Inc. provides a full line of interior and exterior products. Our interior product line includes tenant fit ups, acoustical ceilings & wall panels, light gauge framing & drywall and custom aluminum doorframes. We also offer screen wall systems, aluminum composite panels and light gauge metal trusses. Our Dryseal CEG DSS-3000 system is an open joint system with concealed gasketing to provide a dramatic shadow line at the panel joint.