Warranty | NPE-A Series Tankless Water Heater - Navien
Jan 01, 2016 · Warranty Claim Procedures. To obtain warranty repair service, the end user or homeower must contact the original installer of your Navien product. If the original installer cannot be identified, the end user or homeowner may contact Navien's Technical Administration Department at (800) 519-8794. Proof of purchase is required to obtain warranty service.
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