The Navien A NPE series condensing , tankless hot water heaters are efficient on demand type units. Depending on their geographical location and inlet water temperature, Navien tankless systems can deliver hot water flow rates upwards of 10 gallons per minute (gpm).
Available in both a NPE stand alone tankless hot water heater and a NCB combination space heating and tankless hot water heater.
An ideal boiler to replace the Quietside QVM9 hydronic boiler.
The Quietside series of boilers had issues resulting in a recall and parts were becoming hard to source. The Navien NCB combination boiler and the NTI Tx151C boiler were ideal replacement combination boilers.