New Water Softening Filter Pads not only remove harmful city water chemicals from your pet’s water, but also remove water hardness. 
Includes 3 months of water softening filter pads (3 pieces per pack), recommend changing monthly to keep water filtered, softened and fresh. 
Each filter pad includes: (1) Sponge filters the water from food, hair & debris; (2) Activated carbon absorbs bad taste, odor & other chemicals from our tap water. (3) Ion-Exchange resin softens water (removes calcium & magnesium).
Clean water encourages your pet to drink more water
Replacement filter pads for Cat H2O & Dog H2O water fountains. 
 
“Hard water” has a high mineral content, largely made up of calcium and magnesium carbonates. If your faucet or sink shows sign of limescale, it means that you have hard water in your area. 
 
Ion Exchange resin is a common water softening agent and removes excess calcium and magnesium from your water. Ensuring great drinking water for your pet and prevents limescale build-up affecting the performance of the water pump. 
 
We recommend to change water softening filter pad monthly.