Description
The NTI Boiler 64980220 Cold Water Inlet Group is a water supply assembly designed for use in compatible hydronic heating units installed within the boiler’s internal water circulation section. This component manages incoming cold water flow entering the heat exchanger and connected heating circuits during operation in HVAC systems. Its integrated configuration supports regulated water distribution while maintaining proper flow conditions throughout commonly applied in hydronic heating equipment. The inlet group contributes to stable water circulation, consistent thermal transfer, and dependable performance across continuous heating system operation.









