I tried this once with no notable difference. Since I live in Texas I have started to find a better way to prechill my wort before getting it down to temp.
Spec's on Bryant Irvin has the best beer selection I have seen in DFW. It used to be an old Tom Thumb and they converted it into a drinkers paradise. Skip the Spec's on Hulen by Central Market; it is not even close to the size of Bryant Irvin.
I have to give Stubby's over in Haltom City a thumbs up. He has a large selection of everything on hand and can get more pretty quick. This is one of the four places I can get in DFW without needing directions.
My father-in-law uses a very similar (his looks exactly the same as the NB burner) to deep fry his turkeys and do shrimp boils. I can say from experience that is has no problem bringing five gallons to a good boil. I have actually been debating setting one up for my hot liquor pot and having a...