Quote:
Originally Posted by Steve
I have had out tankless gas water heater for several years now and I have never had to "flush" it. And there is nothing in the "Use and Care" Manual even suggesting it. Since no water is stored in it there is nothing to flush.
|
I thought the same but gave it a whirl with a DIY kit from Lowe’s for about a hundred bucks. When I ran it there was evidence of scaling etc. After doing it, I have made up my own mind to do it about every 2 years. It only takes about 20 minutes.