The Dependable Gas Furnace That’s Always Right at Home
Model: 311AAV
The Legacy 80 Gas Furnace delivers everything you’re looking for, and more. More reliable, efficient performance for lower utility bills, and more consistent temperatures throughout your home for more comfortable living.
KEY FEATURES:
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| Energy Efficiency | ![]() ![]() ![]() ![]() ![]() ![]() |
| Quiet Level | ![]() ![]() ![]() ![]() ![]() ![]() |
| Durability | ![]() ![]() ![]() ![]() ![]() ![]() |

| Performance | |
| Energy Efficiency | Up to 80 AFUE |
| Warranty | 10 year limited upon registration |
| Controls | |
| Supported | Thermidistat, Thermostat |
| Diagnostics | On board |
| Technology | |
| Blower Motor | Single speed |
| Capacity | 44,000 – 154,000 BTUH |
| Primary Heat Exchanger | Serpentuff polypropylene-coated |
| Fuel | Natural gas, convertible to liquid propane (LP) |
| Aesthetics | |
| Profile | 4-way multipoise |
| Construction | Galvanized steel |
| Paint | Baked on urethane base coat and polyester top coat |
















