Re: SB: Gravity fed domestic water system

["Scott Willing" <willing@mb.sympatico.ca>]

On 18 Nov 2002 at 11:22, David Delaney wrote:

> David
> 
> But won't I have to use larger diameter pipes and special shower
> heads, for example, to get sufficient flow. Won't the outlet of an old
> RV tank, or even an old hot water tank, restrict the flow too much in
> a gravity system to permit a good shower?

Siting my earlier post, I think the basic pressure available from the 
gravity system is going to be your limiting factor.

> Also, I see a manual backup
> pump as a problem (where to get a suitable one.) I have to pump from a
> 120' well to the tank in the attic.

You may find this link interesting as a starting point:

http://www.survivalunlimited.com/handwaterpumpdeep.htm

-=s
 
> David Delaney, Ottawa
> 
> At 10:40 AM 11/18/02, david morrison wrote:
> >considering that it wont be a truely pressurized system,  if you
> >follow the specs for a traditional plumbing system you should be
> >fine.  you can use the new pex tubing to run your lines,  the unions
> >appropriate for that tubing, and get a little solar pump set up to
> >ferry the water up to the tank.  using standard plumbing would ensure
> >that you would meet any codes that might become applicable,  and the
> >stuff is generally cheap anyhow.  i can get a roll  of pex,  100 feet
> >in a roll,  for something like 30 bucks here in the states,  and
> >thats up in N minn where everything is more expensive.    for the
> >tank,  you could find a water tank from an old travel trailer.  i
> >used to have a trailer that i sold to some guy for scrap.  it had a
> >100 gallon water tank in it.  i would think that would be adequate
> >for your set up, and has the inlet for filling with a garden hose
> >type attachment on it. you could also consider an old hot water
> >heater for the tank.    there are also a ton of plastic tanks
> >available at farm stores that are supposed to be suitable for water. 
> >anything from a 60 gallon to 500.
> >
> >d
> 
> 
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