The GermGuardian FLT5250PT C PET True HEPA Air Purifier Filter is a portable unit designed to improve indoor air quality by capturing allergens with its True HEPA filtration technology. Made with carbon fiber material, this filter has a filter life of 6 months and weighs 0.50lbs. It is compatible with the GermGuardian AC5250PT model and is ideal for whole house application. The filter is designed for personal use and does not have smart home compatibility.