The 3M™ DP290 Cartpak Replacement Cartridge Kit is a filter kit for the , a dual-port system that serves multiple-equipment applications, including ice machines, cold beverage-making machines, and coffee machines.

The DP290 Cartpak consists of the following filters.

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The HF90 filters provides consistent high quality water by reducing sediment, dirt, chlorine taste and odor, cysts, and bacteria. These filters have a 0.2 micron rating.

The HF8-S filter provides a built-in scale inhibitor that helps prevent the potentially harmful effects of hard water magnesium and calcium scale build-up on restaurant equipment.