Do you have a steam coil that needs to be replaced? You'd be surprised how many people don't know what the warning signs that a steam coil needs to be changed are, and by no fault of their own, allow their unit to decrease in efficiency. At TriStateCoil.com, we know the warning signs that sometimes point to problem areas in your system, and can help you find them before they can cause any damage. A steam coil unit has valves that a hot water system does not have, and how well these valves work determines the life expectancy and performance of that unit. Don't let everyday wear and tear effect the quality of your steam coil unit.