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Free Shipping on orders over $99 shipped to U.S. 48 states only

Apologies for the snail speed on this website due to hosting issue. We are working to resolve this issue.

Please visit Filter Direct to place orders for your RO systems, filters, parts. Same item number, same price.

Koolermax

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Creating a new account with KoolerMax Online Store and keep track of your filter replacement history. You will be able to move through the checkout process faster, store multiple shipping addresses, view, and track your orders in your account and more.

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about koolermax store

Email: sales@koolermax.com (preferred method)
Office: 714-953-9009 (Monday-Friday PST 10am to 4pm)