- Triple Filtration System: The WF20/CF20 wireless pump water fountain filter features a robust triple filtration system that effectively removes impurities, hair, and heavy metals while softening water. Constructed with activated carbon sandwiched between two layers of cotton fabric, it ensures clean and safe drinking water for your pet. - High-Density Pre-Filter Sponge: This filter includes a high-density pre-filter sponge that further purifies the water, preventing clogs and potential pump damage. This added layer of filtration extends the lifespan of your fountain pump and ensures smooth operation. - Size and Material: Measuring approximately 16 x 5 cm, the filter is made from durable large cotton and a sturdy plastic bowl. This reliable construction guarantees long-lasting performance and effectiveness. - Compatibility: Specifically designed for the WF20 and CF20 pump cat water fountains, these filters optimize filtration performance. They help maintain clean water, crucial for your cat's health and hydration. Practical Applications: 1. Everyday Use: Perfect for daily hydration, ensuring your cat has access to fresh and clean water at all times. 2. Health Maintenance: Regularly replacing the filter helps prevent health issues associated with contaminated water, promoting overall well-being for your pet. 3. Efficient Operation: By preventing blockages, this filter contributes to the efficient functioning of your fountain, reducing maintenance efforts and enhancing your pet's drinking experience.