Pet Water Dispenser Filter For Drinkwell. FEATURES: Widely Compatible: The Filter is Compatible for Drinkwell Original, for Platinum, for Big Dog, for Multitier, for Outdoor Dog, for Mini, for Everflow and for Zen Pet Fountains, Which Can Extend the Life of the Water Dispenser. Keep Water Fresh: The Activated Carbon Water Filter Removes Malodors or Odors, and It Should Be Replaced Every 2-4 Weeks to Maintain the Freshness of the Water. Efficient Filtration: Th Filter Features the Fine-grained Charcoal Particles Increase the Surface Area with Water and Maximize the Effective Filtration. Improve Health: Keeping Pets Hydrated is One of the Best Ways to Improve Their Health. For Cats and Dogs with Kidney Disease or Cystitis, Drinking Clean Fresh Water Has Many Benefits. Easy to Install: The Filter is Easy to Install and It Should Be Replaced Every 2-4 Weeks. SPECIFICATIONS: Use: compatible for Drinkwell Original, for Platinum, for Big Dog, for Multitier, for Outdoor Dog, for Mini, for Everflow and for Zen Pet fountains INCLUDES: 12 x Filter . Your order will be shipped from abroad so please allow the necessary time of at least 14 work days for delivery due to ongoing delays in postal deliveries globally.