Koch Filter Corporation is a world class manufacturer of air filtration products. Koch Filter is recognized globally for its premier brand of high efficiency air filtration products and the industry's broadest range of air filters for any application. Koch Filter has evolved into a full-line supplier of after-market filter products, offering the industry's broadest range of air filters for any existing housing.

    Koch Filter Corporation uses the Koch Green Icon to designate product lines that contribute to a sustainable environment in various ways. Whenever the Green Icon is seen, know that products meet or exceed the 'Green' criteria in one or more of the following categories:  Earns LEED points, Reduces energy costs, Extends filter lifecycles, Conserves resources, Improves Indoor Environmental Quality.

    If you are like most folks you may be looking for ways to protect your company and your employees from harmful viruses and diseases in the future. Centro’s main concern is now and always been providing the best solutions for all of our customers.  We are partnering with Koch Filters to bring a solution to some of your major concerns.


    Enviro IsoClean®

    The IsoClean is a portable, self-contained high-efficiency particulate air (HEPA) filtration system designed to easily and economically create a negative pressure isolation room/environment that will meet OSHA and CDC TB guidelines.

    The IsoClean can be used as a positive pressure clean air recirculating system in clinics, waiting rooms, hospital emergency rooms, and other confined areas or as a partial or complete exhausting system to create a negative pressure isolation room for possible use with patients known or suspected of having TB, SARS or other infectious diseases.