| Chimney Options | |||||||
|---|---|---|---|---|---|---|---|
| Fire Choices | Heating Efficiency | Heat Output | 1 | 2 | 3 | BF | PF |
| E-Box | 76% | 3.80kW | Yes | Yes | Yes | No | No |
| E-Box Balanced Flue | 86% | 3.52kW | No | No | No | Yes | No |
| E-Studio | 72% | 3.10kW | Yes | Yes | Yes | No | No |
| E-Studio Balanced Flue | 82% | 3.52kW | No | No | No | Yes | No |
| Logic Hotbox | 48% | 3.20kW | Yes | Yes | Yes | No | No |
| Logic Convector | 68.5% | 4.6kW | Yes | Yes | Yes | No | No |
| Logic HE | 76% | 3.80kW | Yes | Yes | Yes | No | No |