Leader in custom and standard stainless steel air distribution products for those industries specializing in critical environments. We specialize in custom designing and building these products to meet each project’s unique needs and challenges. Our Criti-Clean Ultra laminar flow HEPA filter diffuser leads the industry with a maximum output of 1200 CFM, plus includes valuable features like high energy efficiency, a low plenum height of just 13.7 inches, real-time CFM measurement and reporting and optional built-in LED lights. Our extensive product line also includes a wide range of diffusers, grilles, dampers, louvers and more.