Expandable Reservoir for Drinkwell Fresh Water Fountain

The Additional Capacity Reservoir increases the amount of water the Drinkwell Pet Fountain (50 oz size) will hold. By adding the Additional Capacity Reservoir you can double the amount of water in the Drinkwell Fountain, from 50 oz to 100 oz. Ideal for multiple pet households. Adds 50 oz for a total of over 100 oz of water Cuts down on refilling Supplies your pets with twice as much thirst quenching fresh water Note: This product ONLY works with the Original Drinkwell Pet Fountain (50 oz size). Click here to shop for the Original Drinkwell Pet Fountain. Made in the USA. View Product Manual