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<p>You would have to have a serious heat differential from inside to
outside for that too work. And it still wouldn't get you closer
than a hammer. Also, most attics are ventilated so they would be
close to the outside temp anyway. Usually the insulation is on
the ceiling not under the roof. <br>
</p>
<p>On a cold night with a vaulted ceiling is the only time it
"might" work. <br>
</p>
<pre class="moz-signature" cols="72">Ray Walters
Remote Solar
303 505-8760</pre>
<div class="moz-cite-prefix">On 8/4/20 12:19 PM, Solar Energy
Solutions wrote:<br>
</div>
<blockquote type="cite"
cite="mid:702556251.391246.1596565146861@mail.yahoo.com">
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<div dir="ltr" data-setdir="false">We have spent a lifetime
hoping, searching, dreaming of an easy and affordable means
of finding roof rafters. Has anyone used the Flir One for
smart phones with any kind of success to accomplish this
task???</div>
<div dir="ltr" data-setdir="false"><br>
</div>
<div dir="ltr" data-setdir="false">P.S. We are well aware of
how inexpensive hammers are!<br>
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