- ENERGY STAR® certified with a UEF of 0.86
- Delivers 130-gallon first hour rating
- 100,000 BTU input power direct vent design
- Ultra-Low NOx Gas Burner—Complies with strict air quality regulations, ensuring environmentally responsible operation
- Continuous Hot Water Supply—Provides over 4 gallons per minute for uninterrupted hot water, perfect for high-demand households
- Advanced Electronic Control System—Features a touch display for precise temperature control and built-in diagnostics for seamless operation
- Condensing Design—Maximizes efficiency to save money on operating costs while maintaining high performance
- Flexible Venting Options—Supports vertical and horizontal venting with PVC, CPVC, or polypropylene pipes for easy installation
- Side-Mounted Recirculating Taps—Enables combination space heating and water heating applications for added versatility
- 6-year limited tank and parts warranty
The Nautilus™ Versatile Power Direct Vent water heaters redefine performance and efficiency for modern homes. These ENERGY STAR® certified units deliver continuous hot water at a constant flow of over 4 gallons per minute, ensuring uninterrupted comfort for shower after shower. With advanced electronic controls featuring a touch display system, precise temperature management, and built-in diagnostics, the Nautilus™ offers unparalleled convenience and reliability. Its condensing design achieves up to 0.88 Uniform Energy Factor (96% thermal efficiency), saving homeowners money on operating costs while maintaining eco-friendly standards.
Built for durability and versatility, the Nautilus™ water heaters feature a heavy-duty anodic protection system and the superior Blue Diamond® glass coating for enhanced corrosion resistance. The ultra-low NOx gas burner complies with stringent air quality regulations, making it an environmentally responsible choice. With side-mounted hot and cold recirculating taps, these units can be integrated into combination space heating applications. Available in natural gas or propane, the Nautilus™ is the ultimate solution for high-performance water heating, backed by a 6-year limited tank and parts warranty for peace of mind.