This filter should ideally be replaced every 3-4 months, depending on the nature and frequency of use.
The HA-PF7-1111 Filter is the replacement filter module for the following systems:
On purchases of $99 or more. Check out with PayPal and choose PayPal Credit.
Subject to credit approval.
See Terms. U.S. Customers only.
Call customer service for details at:1.800.288.2023