Description
Navien – NHB 150NG
CONDENSING HEATING BOILER
15:1
T U R N D O W N
R A T I O
Industry’s largest turn down ratio in the NHB-150 providing ease of installation with multiple zones while maintaining high operational efficiencies.
![Navien NHB-150-NG Wall-Hung Condensing Boiler Online](https://i0.wp.com/navien-production-3.s3-us-west-2.amazonaws.com/pictures/1987/dd1de44aad1a3f0ae8c9881d6250941df01725eb/nhb_smart_control_2021.png?resize=882%2C489&ssl=1)
NHB Integrated control
The integrated control provides industry leading options and features in the boiler operation parameters, including:
- Adjustable heat capacity.
- A timed hydronic supply water boost feature.
- Adjustable anti-cycle timer.
- Freeze protection.
- Pressure LWCO with manual reset.
- Adjustable minimum burner time setting.
- Adjustable turn down ratio timing.
- Outdoor reset and domestic hot water priority.
- Adjustable outdoor temperature reset curves.
- Field gas convertible.
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