Description
NTI Boiler 64980289 Air Vent Overview
The NTI Boiler 64980289 Air Vent is an OEM replacement component engineered for use with NTI boiler and hydronic heating systems. Automatic air venting is critical to maintaining peak system efficiency — trapped air pockets cause noise, uneven heat distribution, and reduced circulation performance. This air vent provides reliable, automatic purging of unwanted air from the system, helping protect your hydronic loop and extend equipment life.
Key Features
- OEM NTI Boiler replacement part — ensures proper fit and compatibility
- Automatically vents trapped air from hydronic heating systems
- Helps eliminate system noise, air locks, and circulation issues
- Supports efficient heat transfer throughout the hydronic loop
- Durable construction for long-term, low-maintenance operation
- Direct replacement for NTI boiler applications — SKU 64980289
Application
Designed specifically for NTI boiler systems, this air vent is the correct OEM replacement to restore proper system operation. It is suitable for residential and light commercial hydronic heating installations where air elimination is required to maintain flow efficiency and system integrity.
Why Air Venting Matters
Air trapped in a hydronic system reduces pump efficiency, causes banging and gurgling noises, and can lead to corrosion over time. Installing the correct OEM air vent ensures your NTI boiler system operates quietly, efficiently, and reliably season after season.







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