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Re: [APD] What do you make siphons out of?
I have read about filling the tubing with hot sand
and then bending it. Kind of like the spring idea,
but sand is easier to find. Anybody ever try that?
--- "S. Hieber" <shieber at yahoo_com> wrote:
> You can sometimes buy rigid tubing from lfss and
> fss. While most carry the small diameter for use
> airlie tubing, some carry the larger diameters. The
> then is to heat and bend it without causing a crimp.
> easiest way if you have the parts is to insert a
> close coil
> spring that's jsut a little smaller than the inside
> diameter of the tubing. Heat the tubing and bend
> around a
> post carefully, hold in position until it cools. You
> to be carefull to not get the tubing too hot -- jsut
> so that it can be bent without stress fractures. The
> should keep the tubing from crimping.
> The spring needs to be one that bends easily.
> Hardest part
> of this is finding the spring.
> Scott H.
> --- Rod Gerrymander <rgerrymander at yahoo_com> wrote:
> > I have located a couple of places where I can buy
> > clear 3/4" PVC pipe and fittings, but it is
> > I have made siphons from regular PVC like you
> > use for plumbing, but you can't see in it to see
> > it has bubbles or other problems.
> > I have made siphons from clear plastic tubing, but
> > can't bend it so I end up cutting and gluing
> > sections. The end result doesn't give me a lot of
> > confidence.
> > My project requires some specialized shapes, and I
> > want
> > the siphons to go deep into the water, and on the
> > input
> > side maybe have some kind of grating so I don't
> > clogged up.
> > Could you share your ideas on building siphons?
> > Thanks,
> > Rod
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> S. Hieber
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