Lennox SLP99UH070XV36B*vsLennox SLP99UH090XV48C*
Side-by-side furnace comparison
Lennox SLP99UH070XV36B*
AFUE
98.1%
Fuel
Natural Gas, Propane Gas
Certified In
All
Lennox SLP99UH090XV48C*
AFUE
98.2%
Fuel
Natural Gas, Propane Gas
Certified In
All
Key differences
Both models are closely matched on afue: 98.1 vs 98.2 %. The Lennox SLP99UH090XV48C* is larger at 98.2 % versus 98.1 %.
Efficiency
| Spec | Lennox | Lennox |
|---|---|---|
| AFUE(%) | 98.1 | 98.2 |
| Fuel Type | Natural Gas, Propane Gas | Natural Gas, Propane Gas |
| Can Integrate Hot Water Heating | No | No |
Certification
| Spec | Lennox | Lennox |
|---|---|---|
| Certified In | All | All |
| Model Name | SLP99V Variable-Capacity Gas Furnace Series | SLP99V Variable-Capacity Gas Furnace Series |