KoldLok® 4" Round Grommet - 40001

Description Features For information on the specifications for each KoldLok® Brush Grommet that we offer and to help to choose the proper one to fit your needs, view our data sheet: What Type of Brush Grommet Do I Need? Designed to seal openings in new and existing raised floor cutouts to block bypass airflow and maximize cooling system efficiency. KoldLok® Round is the premium choice for your facility. Its revolutionary sealing technology greatly reduces costly bypass airflow, increasing usable cooling unit capacity, and ensuring maximized efficiency from HVAC equipment.   Download a Data Sheet Download Installation Instructions Features The Split feature of the KoldLok Round 4" allows product installation or removal without disturbing cables. The Grommets contain no loose or partially fastened parts, which can become separated or fall through the raised floor. The Grommets are impact resistant and durable. HBT Membrane Layer The Grommets satisfy NFPA 75 Section 5-4.4 requi