WOPET 8 Pack Replacement Pre-Filter Sponges for Pump from WOPET W300 and W300B Automatic Pet Fountain Cat Water Fountain Dog Water Dispenser

About this item ONLY compatible with WOPET pump from WOPET W300 & W300B model. Keep Your Pet Healthy – Add a pre-filter sponge to the pump to better filter hair and extend pump life. Tips-According to your pet’s drinking frequency and the pet’s number of using the fountain, please replace the Pre-filter Sponges every 2 to 4 weeks. Package Include – 8 premium replacement Pre-filter Sponges for pet fountains. （not include cat fountain and pump） Friendly Service-Please feels free to contact us if you have questions about our Pre-filter Sponges, we’d love to help you with any question!