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<font face="Arial">Just don't make the fan too big, one place I
worked had 4" stovepipe for smoke vents going to rooftop
extraction fans like used on restaurant stoves. There was enough
draft that it would pick up small, solid objects like the ceramic
rectangles we used and toss them out on the roof. <br>
<br>
TOO MUCH!<br>
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<div class="moz-cite-prefix">On 01/19/2018 02:49 PM, Stephen Rees
via Stagecraft wrote:<br>
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cite="mid:CAMdFUXWxsxtG2OTKccRzNJ-BvbAP9gkFnb1-NCAV0DVjVEHk6A@mail.gmail.com">
<div dir="ltr">Can you adapt a small squirrel cage fan with a duct
to the outside? Ideally place large area intake above the
workspace not more than 18". Just guessing at the size you'd
need.
<div>Steve<br>
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<pre class="moz-signature" cols="72">--
Jerry Durand, Durand Interstellar, Inc.
<a class="moz-txt-link-abbreviated" href="http://www.interstellar.com">www.interstellar.com</a>
tel: +1 408 356-3886
@DurandInterstel
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