【1.8 Gal Ultra Large Capacity & Wide Drinking Area】Water fountain for dogs inside with the 230oz/7L large capacity makes this dog fountain a perfect fit for all breed dogs cats and pets and reduces the frequency of refill for you. The top large water bowl is an wide drinking area and provide 1L emergency water for your pets in case of power outages. 1.2 inch deep basin make your large dog comfortably drink. 【5 Layer Filtration & Large Size Filter】3 Layer filtration of Coconut activated carbons absorb ordor, it can absorb ordor and filter heavy metals better. This dog drinking fountain added mesh-filter bag, it can effectively collect saliva, hair and debris. Finally, the high-density sponge further purify the water protects the pump.The fountain use large size filter(5 inches in diameter, not 3 inches only like most), which reinforces the filtering performance and has longer service life. 【Ultra Quiet Pump & High-quality Material】The dog water fountain for large dogs adopts a unique silent water pump, and only 20dB in operation, which will not disturb the sleep and work of the owner and pets. It has low energy consumption an anti-dry burning design and having a long life. The dog water fountain are made of high-quality food-grade ABS resin, BPA-free, healthy, hygienic, durable, and easy to clean. Search for 'B0CCXQL9RX' on Amazon to find replacement Pump.