Description
The Noritz FADL004 is a genuine OEM ignition plug gasket designed to maintain a proper seal at the ignition plug location on compatible Noritz tankless water heater units. Using an authentic Noritz replacement gasket helps preserve the integrity of the combustion chamber, prevents gas or exhaust leaks, and supports safe, efficient water heater operation.
Product Highlights
- Genuine Noritz OEM replacement gasket
- Designed for the ignition plug (FAD) assembly
- Helps maintain a secure, leak-free seal at the ignition plug port
- Supports safe combustion and proper system performance
- Direct OEM fit for compatible Noritz tankless water heater models
Application
This gasket is intended as a service and maintenance replacement part for Noritz tankless water heaters. Always consult your unit’s service manual or a qualified technician to confirm compatibility before installation. Replacing worn or damaged gaskets at scheduled service intervals helps extend equipment life and maintain manufacturer warranty compliance.







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