Greg,
My point was that you should filter the incoming air pulled in by fans. No
need to use extract fans as well. The incoming fans will create a slight
positive pressure and the excess air will find its own way out, taking any
dust with it.
Guy
----- Original Message -----
From "Greg Gowins" <cartman at rcn.com>
To: <spridgets@autox.team.net>
Sent: Monday, April 05, 2004 10:42 PM
Subject: RE: Q's for the home auto painters
> Excellent point, Guy. I'd need also to introduce filtered air, in at
least
> the quantity that is being removed by the fans in the floor. So something
> like 4 fans in the floor, and five fans in the top/sides, for example.
> Because if there is one thing the Texas hill country has in abundance,
it's
> dust and bugs... <grin>
>
> -----Original Message-----
> From: Guy Weller [mailto:Guy.Weller@kencomp.net]
> Sent: Monday, April 05, 2004 10:31 PM
> To: Greg Gowins; spridgets@autox.team.net
> Subject: Re: Q's for the home auto painters
>
> Greg,
> I am no expert, but if you have fans drawing air out of the booth, that
air
> will be replaced with air sucked in from any gaps to the outside, and
could
> bring in dust, insects etc.
> The method used in, for example, medical situations, is to pump fresh
> filtered air in and create a positive pressure in the decontaminated area.
> This creates a pressure gradient to the outside world that dust etc cannot
> migrate against.
>
> Guy
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