?Wide Compatibility? PewinGo, Aerb, Omasi, Bonve, Pedy, DADYPET, Parner…our fountain filter fits most 2-2.5 liter cat fountains! Dimensions: outer diameter 125mm, inner diameter 37mm, thickness 10mm ???Better Filtration??? Activated carbon + ion exchange resin. Expel debris, absorb heavy metals, eliminate odors. Protect your little cat from unnecessary infections. Give them healthier, tastier water juice! ??Rinse and Face Up?? Rinse the fountain filter for 10 minutes before use to remove charcoal dust. Please put the flat front side up to ensure the best filtration! ?2-4 week change? Although our fountain filter can last a long time, to ensure the best protective filtration for our pets, we suggest changing every 2-4 weeks. With individual packaging, each fountain filter can be easily stored and well reserved with the best effect! ??100% Satisfaction Guarantee?? 45 days money back, 24 months warranty. If you have any questions about our product, please contact us at any time! We
