MAI Care Solution Whole House Water Filters FOR WELL WATER AND MUNICIPAL WATER SOURCES Safe, Clean Water for Drinking, Bathing & Washing MAI Care Solution (BB20-03) Whole House Water Filter Systems are modular systems that allow you to custom order a water filter system for your water treatment requirements. This ensures removal of all contaminants pollutants and turbidity found in your water so you have the best combination of water pressure and water quality.