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Navien NR180A / NR180

The Ultimate in Energy Efficiency with Hi-Tech Comfort
Easy installation and PVC venting
3" SCH 40 solid PVC up to 100'
Industry's highest energy efficiency rating
Ready Link® Cascade System
Optional built-in recirculation system with buffer tank
Advanced Eco Navien technology
Extended lifecycle utilizing dual stainless steel heat exchangers
Advanced remote control - NR-10DU
Industry's best warranty!

NR-180A / NR-180

Input 15,000~150,000 BTU/h

EF (Natural Gas) 0.96

EF (Propane Gas) 0.97

Flow Rate

At 35°F Rise : 8.3 GPM
At 45°F Rise : 6.5 GPM
At 77°F Rise : 3.8 GPM