Welcome to H2O Filter Warehouse, your go-to destination for water treatment products in Marietta, GA. We pride ourselves in offering low prices and friendly service on a wide range of cartridges, housings, inline filters, reverse osmosis systems, UV systems, and commercial filter housings. As a wholesale supplier, we cater to water treatment dealers and distributors, institutional buyers, and OEM accounts.

When you choose us, you can expect exceptional customer service. Our knowledgeable and friendly staff is available between 9:00 AM and 5:30 PM (Eastern Time) to assist you with any questions or concerns. We value your business and work hard to earn your trust.

We offer products from major manufacturers that you and your customers know and trust. In addition, we have established relationships with top quality manufacturers overseas to provide imported items such as filter housings, inline cartridges, faucets, and reverse osmosis components. With competitive pricing and a fully-stocked warehouse, we ensure fast shipping, striving to get your order out the same day.

Trust H2O Filter Warehouse as your reliable source for all your water treatment needs in Marietta, GA