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Navien NHW-180AE Non‑Condensing Tankless Water Heater (Outdoor)
Navien NHW-180AE Non‑Condensing Tankless Water Heater (Outdoor)
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Navien NHW-180AE Non‑Condensing Tankless Water Heater (Outdoor)
Get it between - and -.
Product Description:
The Navien NHW‑180AE is an outdoor non‑condensing tankless water heater designed for powerful performance and fast hot water delivery without requiring indoor venting. With ComfortFlow® technology, this unit includes a built-in recirculation pump and buffer tank to reduce wait times and eliminate temperature fluctuations. It’s ideal for homeowners seeking reliable hot water access in warmer climates or where interior installation is not practical.
Key Specifications & Benefits:
| Feature | Specification / Benefit |
|---|---|
| BTU Input | 180,000 BTU — delivers hot water for multiple applications |
| Installation | Outdoor-only unit — no need for venting infrastructure |
| ComfortFlow® System | Integrated pump and buffer tank for faster hot water |
| Heat Exchanger & Burner | Made of corrosion-resistant stainless steel for long life |
| Energy Efficiency | 0.81 Uniform Energy Factor (UEF) |
| Flow Rate | ~6.6 GPM at 45°F rise |
| Fuel Type | Natural Gas |
| Power Requirements | 120V AC, standard outlet |
| Emissions | Ultra-low NOₓ (20 ppm) |
| Dimensions | 17.3″ W × 26.5″ H × 10.3″ D |
| Warranty | 15 years on heat exchanger, 5 years on parts (residential use) |
Why Choose NHW-180AE?
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Outdoor Simplicity: No interior venting required — perfect for garages, patios, or side-yard installations.
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Smart Comfort: ComfortFlow® keeps hot water steady and ready when you need it.
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Durability: Built with stainless steel internals and weather-resistant design.
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Efficient & Green: Combines tankless performance with energy savings and low emissions.
Ideal Applications:
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Outdoor residential installations
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Homes needing fast, reliable hot water with minimal plumbing disruption
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Projects seeking a tankless solution without condensate drainage
Testimonials
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★★★★★
Absolutely transformed my backyard! The quality is fantastic, and everything feels sturdy and well-made. I’ve already had neighbours asking where I got it from!"
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★★★★★
"This is hands-down the best purchase I’ve made for my garden. Easy to assemble, looks beautiful, and has held up perfectly through rain and sun."
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★★★★★
My garden has never looked better! The design is stunning, and the materials are clearly built to last. Worth every penny."
