[hackspacebristol] laser cutter

Dominic Morrow chickengrylls at gmail.com
Thu Jan 24 08:01:38 UTC 2013


Sorry I didn't mean to imply its the only concern.

Sent from my iPhone

On 24 Jan 2013, at 05:57, Paul Maddox <yo at vacoloco.net> wrote:

> If the act that it's at street level is the only real concern, could we not get 2M of plastic drain pipe (the wide stuff you get for waste water) and stick that on the outside with a right angle piece and simply push the exhaust vent higher?
> 
> On 23 January 2013 23:18, Dominic Morrow <chickengrylls at gmail.com> wrote:
> I'm a bit worried truth be told. I think a major part if this is that it vents at ground level to pavement.
> 
> Alaric is correct that no other Hackspaces or indeed laser owners I know including the company that sold it to me, Oomlout, Pinoroni (of Pibow fame) or any other organisation I know with a laser filters or vents 2m above roof height.
> 
> I work for the Environment Agency until recently as a laboratory manager and we had extraction via fume cupboards. We measure our emissions to air and we never had sufficient volumes that it needed to be controlled.
> 
> I think that is also true of lasers. As mentioned Pimoroni have. 3 massive double bed sized lasers and they vent at street level unfiltered. You can spell the Perspex down the street and they are cutting all day long.
> 
> I think we need to find a solution, when I have time I'll try and find some info got thd building manager but proving a negative is difficult.
> 
> I am worried about it going at fact level in the street like katie said. I think if it could be vented in the " dirty" room to the back of the building we'd not have an issue.
> 
> I also think we're over engineering a solution and we've gone put of our own way to show we are causing a problem sort of.
> 
> I suppose the action if we can't resolve would be to withdraw the laser and I'd have to try and sell it to recoupe your induction costs or some of it if you felt that was needed?
> 
> I'll look into it. It would have been good to get an email back from the building guy with his expectations.
> 
> Dominic
> 
> Sent from my iPhone
> 
> On 23 Jan 2013, at 22:35, Alaric Snell-Pym <alaric at snell-pym.org.uk> wrote:
> 
> > On 23/01/13 21:32, matthew venn wrote:
> >> Price for extraction is:
> >>
> >> The price for a Base1 extraction system is £1416 plus carriage & VAT.____
> >
> > *cough, splutter*
> >
> >> We like the concept of Hackspace and FabLABs so I would be pleased to
> >> offer a spare pre filter and spare hepa filter (worth £162.50) if
> >> ordered before the end of February.
> >
> > Nice chap, though!
> >
> > Oh dear oh dear. What shall we do? Dominic, what are your thoughts?
> > Search as I may, all the other hackspaces that document their laser
> > setup seem to just vent to a hole in the wall somewhere. Perhaps we are
> > unlucky to have been called up on this - or lucky to have been called up
> > on a passing query rather than because we've made somebody sick.
> >
> > ABS
> >
> > --
> > Alaric Snell-Pym
> > http://www.snell-pym.org.uk/alaric/
> >
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