Some_Mediocre_Guy OP t1_j7ukydy wrote on February 9, 2023 at 2:56 PM

Reply to comment by MarkVII88 in Seeking Advice: Boiler by Some_Mediocre_Guy

Wow. I had no idea this was an option. Looks like I have a bit of reading to do to investigate further. Thank you!

SomeConstructionGuy t1_j7uqwc3 wrote on February 9, 2023 at 3:36 PM

The catch is you will be limited to single stage non condensing efficiencies in the mid 80s%. That’s not as huge a concern if you have old radiation, but you will give up some efficiency and comfort over a modern modulating boiler with outdoor reset.