Navien NR-180 Natural Gas Tankless Hot Water Heater – You’ll stop planning your mornings and evenings around your hot water heater and set your own schedule, thanks to the Navien NR-180-. The 98% thermal efficiency of the Navien NR-180- condensing technology stems from Navien’s unique condensing design which incorporates two innovative stainless steel heat exchangers to achieve optimum heating value from every cubic foot. The Navien NR-180 has a stainless steel secondary heat exchanger system that recaptures residual heat from flue gases to pre-heat incoming ground water, which then circulates to the primary stainless steel heat exchanger.

Features:

• Durable, Cold Rolled Carbon steel exterior.
• Increased safety due to dual microprocessors controlling vital functions.
• Uses dual stainless steel heat exchangers (competition uses copper.)
• 98% energy efficiency rating
• 8.3 gpm max flow rate
• Air Pressure Sensor (APS) maximizes combustion efficiency.
• Gas Pressure Sensor (GPS) offers stable combustion by sensing gas pressure.
• Temperature range with standard digital remote controller (included): 98 Degree Fahrenheit to 140 Degree Fahrenheit
• Navien’s Ready Link Cascade System makes it possible to link up to 98 units (largest in the industry) together with easy wiring connections without complicated communication controls.
• Can use standard 3” diameter Schedule 40 PVC piping for venting.
• Natural Gas Burn Rate (Minimum / Maximum): 15,000 / 150,000 Input BTUs
• Hot Water Capacity Range (Minimum / Maximum): 0.5 to 8.3 GPM
• Fuel Type: Natural Gas
• Energy Factor: 0.96
• Temperature Range: 98 to 140 Degree Fahrenheit with standard NR-10DU remote digital controller
• Dimensions (W x D x H): 17"W x 14"D x 28"H Inches

Specifications:

• Type: Temperature controlled, continuous flow, condensing gas hot water system
• Operation / Exhaust: Forced Draft / Direct Vent
• Vent Type: Standard 3” diameter, schedule 40 PVC piping for venting.
• Vent Distance: Allowable venting distance is 100 linear feet (subtract 5 linear feet for each elbow used)
• Installation: Indoor/Outdoor, Residential
• Width: 17"
• Height: 28"
• Depth: 14"
• Weight: 67 lbs
• Minimum/Maximum Natural Gas Burn Rate (Input BTUs): 15,000 – 150,000 BTU
• Natural Gas Gas Pressure: Minimum 6" W.C. / Maximum 10.5" W.C.
• Energy Factor Natural Gas: 0.96
• Thermal Efficiency Natural Gas: 98%
• Gas Connection: 3/4 Inch MNPT
• Gas Pipe Size: 3/4 Inch Minimum
• Electrical Hook-Up: AC 120 Volts, 60 Hz
• Electrical Consumption: 200 Watts (max 2A)
• Water Pressure Required: 15 - 150PSI (50PSI or higher is recommended)
• Cold Water Inlet Connection: 3/4 Inch MNPT
• Hot Water Outlet Connection: 3/4 Inch MNPT
• Water Temperature Using Standard NR-10DU remote digital controller: 98F - 140F

Variations

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Navien NR180LP Reviews & Ratings

Navien NR180LP Reviews

Water Heaters Navien NR180LP

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Customer Reviews

Heath Wiltse From: Coeur d`Alene, ID Reviewed on: December 26, 2012 Overall Rating: 3.0 Ease of Use: Meet Expectations: Bang for Your Buck: Pros: Just began using, but so far it is preforming well. "" Will Recommend: Yes Help other customers find the most helpful reviews:- Did you find this review helpful?

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