[FILTER LIFETIME] Replace filters every 6-12 months(depending on water quality) To ensure you are continuously getting sediment free water, make sure you change your filters regularly. RO membrane needs to be replaced every 2-3 years.
[COMPATIBILITY REPLACEMENT FILTERS] This filter set is compatible to PureT RO450-5EZ 4 Stage Reverse Osmosis filter
[Why IPW Industries Inc] IPW Industries Inc has 17 years of expertise and are members of the Water Quality Association. We stand by our products and service.