Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
November 6, 2018
Patent Application Number
15649531
Date Filed
July 13, 2017
Patent Citations Received
Patent Primary Examiner
Patent abstract
An apparatus comprising a multi-layer duct liner which can be inserted into existing duct systems such as HVAC system ducts. In facilities where micro-organisms are a concern, the linings may be chemically treated. When it is time to clean the ducts, the innermost lining is removed by detaching it from the remaining layers and removing it from the system.
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