This filter kit is for use with the Coster Engineering H2O Vending Machine Model 1840, and includes the following cartridges:
CTO1-2520 20" Coconut Shell Carbon Block FilterThis USA-made, 5 micron cartridge is used as a pre-filter to remove chlorine taste and odor from the water.
MB-25098-01 9-7/8" Polypropylene Sediment Depth FilterThis 1 micron cartridge is used as a pre-filter to remove sediment, dirt, and rust particles.
CTO1-2510 9-7/8" Coconut Shell Carbon Block FilterThis USA-made, 5 micron cartridge is used as a post-filter to remove remaining sediment, chlorine taste and odor, or other intrusions for better taste, and to prepare the water for UV filtration.