Re: [APD] Re: the problem with using silicone to cover the glass

["Philippe Lemaire" <ph_lemaire at CompaqNet.be>]

What about liquid silicon ?

It makes glass clearer but can be taken down to the water
by drops...

What toxicity does it have ?

Regards,

Philippe


----- Original Message ----- 
From: "Paul Krombholz" <krombhol at teclink_net>
To: <aquatic-plants at actwin_com>
Sent: Sunday, January 11, 2004 3:59 AM
Subject: [APD] Re: the problem with using silicone to cover the glass


>     
>      * From: Joey Choochootrain <hubbahubbahehe at yahoo_com>
>     
> >ok the problem i see with using silicone to cover the glass and 
> >prevent etching is that   it is darn hard to get a thin, even film 
> >over the glass....  I've used it over leaks  and boy that stuff 
> >sticks and gets everywhere and you can have a real mess....  
> >
> >if i recall correctly you say to dab it around with your fingers?? 
> >it's tricky to smooth it out  and time it right  before it 
> >hardens..... and so doing it with a razor blade seems difficult.. 
> >could you  elaborate more on your method?
> 
> 
> I put on scattered dabs straight from the tube of silicon and then 
> spread the dabs over the surface of the glass with my fingers, 
> spreading them out as thin as I can.  Then I drag the single edge 
> razor blade over the silicone to smooth out  the ridges and 
> irregularities on the surface of the silicone.  The motion with the 
> razor blade is similar to the motion you would use with a paint 
> brush.  I still get lines the width of the razor blade, but overall 
> the silicon is smoothed out quite a bit.  The only reason to try to 
> smooth it out is to get the best possible light transmission.
> 
> 
> -- 
> Paul Krombholz in sunny central Mississippi
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