Product Description
The Navien NPN-199U-NG is a tankless water heater designed for residential and commercial use. It features a high maximum input of one hundred ninety-nine thousand BTU per hour for efficient water heating. This model is suitable for indoor or outdoor wall-mounted installation.
- Max DHW Input: 199,000 BTU/h
- Indoor or Outdoor Wall-Hung
- 90% Energy Efficiency Rating
Product Highlights
This product offers a continuous hot water supply and is ideal for various applications. Its compact design and efficient performance make it a preferred choice for trade professionals.
Product Information
Standard Information
- Fuel Type: Natural Gas
- Installation Type: Indoor Outdoor Wall Mount
Technical Specifications
- Height: 23.0 inches
- Depth: 9.3 inches
- Weight: 60 lb
- Gas Inlet Size: 3/4 inches
- Hot Water Flow Rate: 4.7 GPM at 70 Degree Rise F
- Efficiency Tier: 90% & Above
- Warranty: 5/15 year for heat exchanger, 3/5 year for parts, 1 year labor
- Vent Type: 3/5 Concentric
Why buy from Doctor Paintz
- Sold and shipped by Doctor Paintz – doctorpaintz.us
- Brand-new, factory-sealed stock – never reclaimed or refilled
- Trade pricing and bulk/pallet quantities for HVAC contractors
- US-based order support, tracked shipping on every order

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