Navien NPE-180S Condensing Tankless Water Heater
- Max Input: 150,000 BTU/H
- Indoor or outdoor wall-hung
- Residential/Commercial
- ½ gas pipe capable up to 24′
- Field convertible gas system
- Ultra condensing efficiency
- Dual stainless steel heat exchanges
- Low NOx emissions (20ppm)
- SCH 40, 2″ venting up to 60′
- Cascading capable
