Our plumbers at Apollo Plumbing, Heating & Air Conditioning excel in providing this valuable water filtration service in Meridian, ID. Magnesium and calcium are essential parts of a healthy diet. Unfortunately, they can make bathing, washing, and cooking more difficult in tap water. This is because high levels of these minerals make water hard. Hard water doesn’t mix completely with laundry detergent and other household cleansers. It also doesn’t taste as good as soft water. Filtering is a chemical-free method that softens water by removing contaminants.