The MB4 achieves its four star efficiency with its multi tube heat exchanger combined with a modulating gas valve which minimises gas usage.
Benefits of Bonaire MB4 Units
- 4 star energy efficiency rating
- Modulating gas valve automatically adjusts gas rate as the home approaches set temperature
- Auto adjusting variable speed room air fan further enhancing the benefit of modulation and energy savings
- Integrated four zone control standard, heat only the rooms you need when you need them**
- Induced draft combustion for improved energy efficiency
- Compatible with Bonaire Dual Cycle refrigerated airconditioning
- 5 year parts and labour warranty with 10 year parts warranty on the burner
- 7 year warranty option
- Universal internal/external unit
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**4 Zones standard with an option for 8. Zone motors supplied and installed by air conditioning retailer at additional cost. Zone dampers and motors supplied by installer at additional costs
