Including filter system and high-performance Cotinine filter.
Cotinine is a breakdown product of nicotine that can enter the wider water cycle when tobacco residues reach wastewater. Though it’s more often discussed in medical or exposure testing, it can also appear as a trace organic in treated water. Century homeowners who see cotinine listed on a report or hear about it in conversations about water quality understandably want to know what that means for their household supply and how the compound behaves in plumbing and treatment systems.
At the concentrations usually detected, cotinine won’t necessarily alter your water’s taste, odor, or clarity. Because it’s dissolved rather than particulate, it can pass through basic sediment filters that only trap sand, rust, and debris, and it may not be fully captured by simple pitcher-style filters aimed at larger contaminants. For Century families wanting broader protection against trace organic compounds, taking a whole-house approach gives coverage at every faucet and fixture.
A whole-house activated carbon system is often the single most effective filter type for reducing cotinine throughout a home. Systems using catalytic carbon or high-quality granular activated carbon adsorb dissolved organic compounds, including nicotine-related byproducts such as cotinine, by holding molecules on the carbon’s surface as water flows through. Installed at the point of entry to a Century home, a properly sized carbon filter treats water before it reaches showers, sinks, and appliances.
Effectiveness depends on contact time and the amount of carbon in the tank, so choosing the right-sized media bed is important to maintain good adsorption at normal household flow rates. The correct configuration balances contaminant removal with the pressure and volume your family needs, and routine media replacement is required because carbon’s capacity is finite. Mr. Pure Water can assess Century homes and recommend a whole-house carbon solution that fits your plumbing and reduces cotinine exposure across the house.