The Navien 30003873B is a wall flange and vent terminate kit for 3" intake and exhaust pipe. Navien designed the wall flange to give a clean, finished look at the spot where the vent pipe passes through the wall.
Specifications
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Brand: Navien
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Manufacturer part number: 30003873B
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Pipe size: 3" intake and exhaust pipe
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Type: Wall flange and vent terminator kit
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UPC: 884954270029
Compatibility
Navien lists this kit as an accessory for its NPE-A2 series condensing tankless water heaters. Check the venting section of your unit's installation manual for approved termination types and clearances.
Manufacturer's warranty: Navien states a 90-day warranty from the date of purchase.
Venting must be installed by a qualified installer following the Navien installation manual and local codes.
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