It holds 18 cups or 1.13 gallons of water and fits neatly on countertops and refrigerator shelves. The BPA-Free Brita filter reduces chlorine taste and odor, copper, mercury, and cadmium impurities found in tap water. One Brita water filter can replace 300 standard 16.9 ounce water bottles, replace Brita filters every 40 gallons or every 2 months. Dimensions :14.37 inches x 5.67 inches x 10.47 inches.