Pelican Water THD-PDF-RF is a premium countertop water filter. It is designed to reduce contaminants from your water, providing you with clean, safe drinking water. According to the provided instructions, this countertop filter reduces microbiological cysts and contaminants such as particles and chlorine. The system is easy to install and maintain. You can change the filters yourself, following a few simple steps outlined in the included instructions. It can be used with cold water only and should not be used with constant-pressure applications such as ice makers or drinking fountains.