I suppose so!? Like I said, the exhaust fan was on, so it would be pulling some air through leaks.? How do you feel about the spectrum shape now?? If you let me know soon enough, I could maybe knock out a few filter cards for you today but I have a lot of prep to do for driving west tomorrow.
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On Fri, Jul 1, 2022 at 10:35 AM Dude <
dfemer@...> wrote:
Nick,
With only 0.2 pCi/L after
4.3 hrs says you don¡¯t have much of a Radon problem or that mancave is pretty
well aerated.
Dud
?
?
Some pics at start,? after an hour,? and then a few hours
later.?
Rough side of filter material facing up this time!?