Protect your reputation, assets, time and warranty by purchasing genuine IEC OEM Fan Coil Parts from NorthStock. IEC’s hydronic fan coil units are carefully engineered with precise component combinations to optimize unit performance and ensure the best comfort, energy efficiency and indoor air quality with the lowest sound levels. When there is a need for a routine unit maintenance or part replacement, genuine IEC OEM parts from NorthStock allow you to maintain ETL certification and establish the unit's original performance.