The innovative Filtrete Filter adapter can be installed by anyone in minutes. It gives you the flexibility to use any size filter, so you will no longer have the hassle of searching for 2", 3", 4" or 5" filters. The adapter also saves you money because you can replace the filter yourself. There is no longer a need to pay for a service call. To learn more about this and other Filtrete™ Home Filtration Products, visit http://filtrete.ca.