A.O. Smith GT15TM-180M-N Natural Gas Tankless Water Heater
140000
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A.O. Smith GT15TM-180M-N Natural Gas Tankless Water Heater
$0.00
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The A.O. Smith standard condensing gas tankless water heater delivers dependable, on-demand continuous hot water engineered for whole-home performance. Designed with primary copper and secondary stainless steel heat exchangers, it provides lasting durability alongside an ultra-efficient 0.95 UEF rating to reduce utility costs.
Featuring universal indoor and outdoor installation flexibility, this unit supports venting runs up to 45.7 m using standard PVC, CPVC, or ABS piping. Built-in Wi-Fi connectivity and electronic ignition allow for seamless temperature management and quiet 51 dB operation.
Key Features
| Brand | A.O. Smith |
| Model Number | GT15TM-180M-N |
| Fuel Type | Natural Gas |
| Water Heater Type | Tankless Condensing |
| BTU Rating | 180,000 BTU |
| Uniform Energy Factor (UEF) | 0.95 |
| ENERGY STAR Certified | Yes |
| Efficiency Level | Super High Efficiency |
| Installation Location | Indoor/Outdoor |
| Heat Exchanger Material | Primary copper and secondary stainless steel |
| Maximum Vent Length | 45.7 m |
| Compatible Vent Materials | PVC, CPVC, ABS |
| Noise Level | 51 dB |
| Freeze Protection | -20.6°C |
| Cascade Capability | Up to 12 units |
| Ignition Type | Electronic |
| Connectivity | Wi-Fi |
| Product Weight | 26.8 kg |
| Warranty | 15-year limited |
Highlights
- High efficiency condensing operation with a 0.95 UEF rating
- ENERGY STAR certified performance
- Durable primary copper and secondary stainless steel heat exchangers
- Flexible indoor and outdoor installation options
- Quiet 51 dB operation with electronic ignition
- Built-in freeze protection rated down to -20.6°C
Compatibility
Compatible with natural gas supply lines, standard PVC, CPVC, and ABS venting systems up to 45.7 m, and capable of cascading with up to 12 compatible units.
Warranty
Warranty: 15-year limited manufacturer's warranty.Downloads
Frequently asked questions
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Details
This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.
Shipping & Returns
Orders typically ship within 5–7 business days. Returns are accepted within 30 days of delivery — see our Shipping Policy and Refund & Return Policy pages for full details.
