Navien NHB boiler install video on YouTube

Navien NHB boiler install video on YouTube

by | Nov 30, 2015 | Videos

An outdated floor-standing heating system makes way for Navien’s new high-tech wall-hung condensing modulating boiler, the NHB, in a video shot during a recent Pennsylvania retrofit. Featuring a most efficient turndown ratio of 15:1, installer Dave...