Oct 25, 2015 · Navien has come a very long way over the years. The current units seem to be pretty solid. I remember commissioning one of the earlier generations and thought they were …

Jul 14, 2015 · My questions are as follows: 1) Can a Navien work with cast iron rads. Navien Tech support says yes, as long as dialectric union is used. 2) i have 2 companies quoting me very …

Jan 25, 2017 · Navien sacrifices all quality to meet a price point. I've seen WP sensors fail on multiple units over feeding boilers and flooding basements. Resulting in lawsuits, also many …

Jul 14, 2015 · 1) Can a Navien work with cast iron rads. Navien Tech support says yes, as long as dialectric union is used. 2) i have 2 companies quoting me very different things needed to get …

Oct 1, 2013 · I work on these, a lot. you need to call navien tech support and have them trouble shoot for you, don't even bother doing it by yourself. reason is: because if you did trouble …

Dec 10, 2018 · Ok here's a crazy question. Homeowner wants to replace existing 80% furnace with a 90% plus furnace. There is another 80% furnace in same the location and are vented …

Oct 5, 2012 · Our Navien Tankless Water Heater NPE-240A is on the outside of the house & we might have a loss of power. I understand that I will have to go out & drain its tank to keep it …

May 22, 2001 · We are an all-air HVAC company and my co-worker who sits next to me is having trouble with his Navien. He had the plumber out there and they can't identify the problem. …

Nov 19, 2024 · Munchkin replacement Hello, I am looking for advice as to what to replace my 16 year old Munchkin with. It presently serves 3 radiant heat zones, 1-80,000 btuh hot water coil …

May 10, 2024 · He also offered to install the Navien Peak Flow Antiscale solution unit for free in exchange for us providing feedback on the unit as they have not used the product before and …