Replacement Primary Manifold Kit for Tankless Water Heater and Boiler Systems – Compatible with Navien NCB-H and NFC-H Series 30026576C

This Primary Manifold Kit is designed for use in compatible tankless water heater and boiler systems where controlled water distribution is essential for efficient operation. The manifold serves as a central component, directing water flow through the heating system and supporting consistent performance. Manufactured to original equipment specifications, this kit provides a dependable replacement solution for systems compatible with NCB-H and NFC-H series configurations. Its direct-fit design helps simplify installation while maintaining proper system integrity. Suitable for professional technicians and experienced installers, this primary manifold kit supports effective system repair, maintenance, and long-term operational reliability.

• Primary Water Flow Assembly: Manifold kit designed to distribute and regulate water flow within tankless water heater and boiler systems.
• Series Compatibility: Suitable for systems compatible with NCB-H and NFC-H series manifold configurations.
• Complete Replacement Kit: Includes primary manifold components required for system repair or maintenance (contents may vary by configuration).
• Direct-Fit Design: Manufactured to match original specifications for proper alignment, connections, and sealing.
• Service and Repair Solution: Ideal for replacing a worn or damaged manifold assembly to restore proper system operation.