Profile: Barrow Co., Tom specializes in custom air handling units and custom packaged equipment. Our product line includes cook hurricane-rated fans, access doors, adjustable free drives, air handling & air rotation units, boiler stacks, coils and cooling towers, and damper regulators. We also provide fans, filters, fume exhaust systems, heat pumps, heaters, humidifiers, motor starters and silencers. Our Acudor UF-5000 is an innovative universal flush access door for walls and ceilings. It is designed for installation in drywall, plaster, masonry, tile, or any flush surface. The door panel features rounded safety corners, which provide an architecturally pleasing appearance. The one-piece trim flange will not rack, sag or distort. Our Grille silencer is designed for low volume, low velocity situations where spot attenuation is necessary. The 4" depth allows plenty of options for the installation of this silencer. The product provides an amazing amount of attenuation in a compact and economical package.