| Type | Index number | Status |
|---|---|---|
| Gas and oil fuel boiler | 019136 | Normal |
| Brand | Model name | Model qualifier |
| Navien | NCB300 | NCB300-28K |
| Boiler ID* | ||
| Fuel | mains gas | |
| SAP winter seasonal efficiency (%) | 88.1 | |
| SAP summer seasonal efficiency (%) | 88.2 | |
| Seasonal efficiency when used in non-domestic buildings | 95.3 | |
| Comparative hot water efficiency (%) | 70.4 | |
| Efficiency category | SEDBUK based on certified data | |
| SAP equation used | 104 | |
| Output power (kW) | 24.0 | |
| Main type | combi | |
| Condensing | yes | |
| Integral PFGHRD | no | |
| Flue type | room-sealed | |
| Fan assisted | yes | |
| Ignition | no | |
| Burner control | variable (stepped or modulating) | |
| Mounting position | wall | |
| Exposure rating | indoor only | |
| Original manufacturer name | Navien UK | |
| Current manufacturer name | Navien UK | |
| Manufacturer address | Building 2 Navien UK Guildford Business Park Guildford GU2 8XH United Kingdom |
|
| Manufacturer phone | 0203 598 2020 | |
| Manufacturer website | https://navienuk.com | |
| First year of manufacture | 2022 | |
| Final year of manufacture | current | |
| Entry updated | 26/01/2024 09:28 | |
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