http://ericneilsenphotography.com/Gallery15.html OK, so here is my work space. I did not tidy up. I have multiple projects going on and I typically leave bottles in the sink. I did not take close ups of the sink but you can see it without a problem. Eric Neilsen Photography 4101 Commerce Street Suite 9 Dallas, TX 75226 http://e.neilsen.home.att.net http://ericneilsenphotography.com > -----Original Message----- > From: pure-silver-bounce@xxxxxxxxxxxxx [mailto:pure-silver- > bounce@xxxxxxxxxxxxx] On Behalf Of Gary W. Marklund > Sent: Wednesday, July 20, 2005 9:01 AM > To: pure-silver@xxxxxxxxxxxxx > Subject: [pure-silver] Re: Sink Decisions and Waterproofing > > Claudio, > > I had thought of placing the tube on top of the backsplash so it could > draw > the fumes directly off the tray tops before they ever escaped into the > air. > You confirm this idea. > > I assume then that your fans are standard bathroom exhaust fans? > > Thanks for your comments. I am right at the decision point on the > construction > of my new darkroom and this entire sink topic was perfectly timed for me. > Your set-up is very impressive. A very nice job. > > Thank you, > > Gary > > On Wednesday 20 July 2005 08:01, Claudio Bonavolta wrote: > > Hi Gary, > > > > I'm not completely happy with it. > > The exhaust tube is close to the ceiling and my nose is just between the > > fumes source and the exhaust ... I will replace it by a smaller (due to > > space limitations) perforated tube located behind the trays in the sink > > itself. > > > > I'll keep the intake tube with its ventilator, I like this push-pull > > design, both ventilators are same model. > > > > Some prefer to give a slight overpressure in the darkroom like in > > semiconductors dust-proof plants but I'm not convinced I'll ever be able > to > > have a completely dust free darkroom ... > > > > I selected low noise fans and they are pretty quiet. > > The tubes may amplify somewhat the noise. > > I was limited by the diameter of the hole in the concrete walls of my > > basement. I don't remember the values of noise, throughput and diameter > but > > can find them if you need. Values are not critical anyway. > > > ========================================================================== > =================================== > To unsubscribe from this list, go to www.freelists.org and logon to your > account (the same e-mail address and password you set-up when you > subscribed,) and unsubscribe from there. ============================================================================================================= To unsubscribe from this list, go to www.freelists.org and logon to your account (the same e-mail address and password you set-up when you subscribed,) and unsubscribe from there.