Including filter system and high-performance Magnesium filter.
Magnesium is a naturally occurring mineral that can dissolve into household water from surrounding rock and soil. In small amounts it’s normal, but when present with other minerals it can make water behave like the “hard” water many Marathon homeowners recognize — leaving spots on Sombrero Beach-area fixtures or making soap lather less. Because it often comes alongside calcium, the true cause can be unclear without testing.
High magnesium levels don’t always affect taste or smell, yet their effects show up around the house. Mineral-heavy water can build scale inside water heaters, plumbing, and appliances over time, and leave a stubborn film on dishes, shower doors, and faucets — problems familiar to residents across Monroe County. A straightforward water test will reveal whether magnesium is a key part of your home’s moderate hardness profile.
For whole-house protection in Marathon, the most effective single-filter solution for magnesium is an ion exchange water softener. These systems remove hardness minerals like magnesium by exchanging them for sodium or potassium ions as water flows through a resin bed, reducing scale and improving rinse performance before water reaches showers, sinks, and appliances. Treating all incoming water helps protect homes exposed to coastal salt air and the added corrosion risks that can come with our tropical maritime climate.
Sizing an ion exchange softener for Marathon properties depends on your water hardness, household size, and daily use; Mr. Pure Water will assess your water chemistry and recommend the right capacity and installation so every tap benefits. The resin is routinely regenerated to maintain magnesium removal, providing steadier performance than many media-only filters — a practical choice for homeowners on municipal supply or private wells and cisterns who want dependable whole-house treatment.