BRITA OB-35 Water Filter Pitcher Aquaman features the BRITA OB-35 Water Filter Pitcher. An excellent pitcher for those who do not want or can’t have a permanent system. Do not underestimate the filtration power of this water filter pitcher. Combining activated carbon and a de-ionization resin, the OB-35 removes a long list of high level contaminants to give you safe, clean, good tasting water. Many people use a water filter pitcher as a test balloon to determine if they want to install a more permanent under sink water filter system, or reverse osmosis system. Aquaman is a Water Quality Association Certified Water Specialist. His training and experience have given him a deep understanding of water chemistry and water purification equipment. This enables him to provide scientifically accurate information that you can trust!