Homebrew PCBs

The green foil fills in "micro" gaps, and adds a layer of additional protecting to the transfer toner.
other than that? nothing. Just my personal opinion

If you get a good layer of toner? go with it.

I usually use a permanent marker to fill in what I believe to be light spots.

S



On Jul 30, 2013, at 6:12 PM, <n0tt1@...> wrote:

> Can you 'splain the green foil thing to "seal" the
> top of the toner?
> 
> Charlie
> 
> On Tue, 30 Jul 2013 13:15:38 -0400 Harvey White <madyn@...>
> writes:
> 
> On Tue, 30 Jul 2013 09:30:35 -0700, you wrote:
> You may also want to consider green foil or the like to "seal" the top
> of the toner, which may help a lot in making the board a bit more
> rugged as well as eliminating some of the holes.
> 
> Harvey
> 
> [Non-text portions of this message have been removed]
> 
> 



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