| Model | Type | Fuel | Efficiency |
|---|---|---|---|
|
|
|||
| Radiant B-condense RH 28 | Condensing | Gas | 85.9% |
| Radiant B-Condense RHA 28 | Condensing | Gas | 86.3% |
| Radiant B-Condense RHA 28/100 | Condensing | Gas | 86.8% |
| Radiant B-condense RHR 28 | Condensing | Gas | 85.8% |
| Radiant Radiant RBS 24 | Non-Condensing | Gas | 79.0% |
| Radiant Radiant RK 50 | Condensing | Gas | 88.9% |
| Radiant RBA CS 30 | Non-Condensing | Gas | 80.8% |
| Radiant RBA CS 30/100 | Non-Condensing | Gas | 81.1% |
| Radiant RBA/CS 100 E | Non-Condensing | Gas | 78.6% |
| Radiant RBA/CS 24 E | Non-Condensing | Gas | 78.3% |
| Radiant RBC 20 E | Non-Condensing | Gas | 76.7% |
| Radiant RBS 20 E | Non-Condensing | Gas | 77.5% |
| Radiant RBS 20 E Midy | Non-Condensing | Gas | 79.6% |
| Radiant RH 25 | Condensing | Gas | 85.9% |
| Radiant RH 25/B | Condensing | Gas | 85.9% |
| Radiant RH 29 | Condensing | Gas | 85.6% |
| Radiant RH 29/B | Condensing | Gas | 85.6% |
| Radiant RH 34 | Condensing | Gas | 85.6% |
| Radiant RH 34/B | Condensing | Gas | 85.6% |
| Radiant RHA 25 | Condensing | Gas | 86.3% |
| Radiant RHA 25/100 | Condensing | Gas | 86.8% |
| Radiant RHA 29 | Condensing | Gas | 86.0% |
| Radiant RHA 29/100 | Condensing | Gas | 86.5% |
| Radiant RHA 34 | Condensing | Gas | 86.0% |
| Radiant RHA 34/100 | Condensing | Gas | 86.5% |
| Radiant RHR 25 | Condensing | Gas | 85.8% |
| Radiant RHR 29 | Condensing | Gas | 85.5% |
| Radiant RHR 34 | Condensing | Gas | 85.5% |
| Radiant RK 18 | Condensing | Gas | 89.0% |
| Radiant RK 18/B | Condensing | Gas | 89.0% |
| Radiant RK 25 | Condensing | Gas | 88.4% |
| Radiant RK 29 | Condensing | Gas | 88.8% |
| Radiant RK 29/B | Condensing | Gas | 88.8% |
| Radiant RK 34 | Condensing | Gas | 89.0% |
| Radiant RK 34/B | Condensing | Gas | 89.0% |
| Radiant RKA 100 | Condensing | Gas | 89.3% |
| Radiant RKA 18 | Condensing | Gas | 89.4% |
| Radiant RKA 18/100 | Condensing | Gas | 89.9% |
| Radiant RKA 18/8 | Condensing | Gas | 88.9% |
| Radiant RKA 25 | Condensing | Gas | 88.9% |
| Radiant RKA 25/100 | Condensing | Gas | 89.3% |
| Radiant RKA 25/8 | Condensing | Gas | 88.3% |
| Radiant RKA 29 | Condensing | Gas | 89.2% |
| Radiant RKA 29/100 | Condensing | Gas | 89.7% |
| Radiant RKA 34 | Condensing | Gas | 89.4% |
| Radiant RKA 34/100 | Condensing | Gas | 89.8% |
| Radiant RKR 18 | Condensing | Gas | 88.9% |
| Radiant RKR 25 | Condensing | Gas | 88.3% |
| Radiant RKR 29 | Condensing | Gas | 88.7% |
| Radiant RKR 34 | Condensing | Gas | 88.9% |
| Radiant RMAS 20 | Non-Condensing | Gas | 79.1% |
| Radiant RMAS 21 E NOx | Non-Condensing | Gas | 80.3% |
| Radiant RMAS 21 E/3S | Non-Condensing | Gas | 80.9% |
| Radiant RMAS 24 E | Non-Condensing | Gas | 78.1% |
| Radiant RMAS 30 E | Non-Condensing | Gas | 80.7% |
| Radiant RS 20 E | Non-Condensing | Gas | 78.5% |
| Radiant RS 21 E NOx | Non-Condensing | Gas | 79.8% |
| Radiant RS 21 E/3S | Non-Condensing | Gas | 80.4% |
| Radiant RS 24 E | Non-Condensing | Gas | 77.7% |
| Radiant RS 24 E Midy | Non-Condensing | Gas | 79.4% |
| Radiant RS 30 E | Non-Condensing | Gas | 80.2% |
| Radiant RSF 20 E | Non-Condensing | Gas | 78.4% |
| Radiant RSF 21 E NOx | Non-Condensing | Gas | 79.7% |
| Radiant RSF 21 E/3S | Non-Condensing | Gas | 80.3% |
| Radiant RSF 24 E | Non-Condensing | Gas | 77.6% |
| Radiant RSF 24 E Slim | Non-Condensing | Gas | 79.3% |
| Radiant RSF 30 E | Non-Condensing | Gas | 80.1% |
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