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Olaf
 
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wrote in message
oups.com...
First, go to flushmaster.com

We have low water pressure in that a shower feels like a drizzle. To
solve this it seems to me that you could put one of these sealed
pressure tanks in hooked to you city water for water supply, but with
that pressure system you could run your water pressure up to 60 lbs or
more if your plumbing could stand it.


You will get absolutely no more pressure from adding a pressure tank to your
city water supply. You will gain the ability to have a greater volume than
your main line can provide, but only until the pressure in the tank is
drained down... I have considered this myself. Not because of a pressure
problem, though.


The sealed pressure system tank doesn't cost much, some of smaller ones
little over 50$. But expectedly the bigger, more water volume would
probably be best. But I think the size is regulated by the amount of
water supplied in a certain amount of time.


Not really. It's a matter of how long you want the increased volume
availeble before you're back to where you'd be with no pressure tank (after
the pressure in the tank drains down if you're using more water than the
main can provide).


They seem easy to hook into you water system. Just like making a
splice, one pipe in and one pipe out. The only thing you might have to
put some solenoid to turn water supply on and off, when tank reaches
desire pressure, but those are basically inexpensive.


You won't need anything but the actual pressure measurement of your incoming
water from the city. Then you can properly pressurize the tank. Once the
incoming water pressure has been reached in the tank the flow will stop to
the tank from the main.

The benefit of having a pressure tank hooked to city water system is as
follows (the way I see it):

You can install larger diameter supply plumbing throughout your house than
your incoming main's diameter. The pressure tank will store up a large
volume of water ready to feed your faucets and will maintain a higher flow
rate throughout the house than your main can provide. That is until the
pressure in the tank is drained (if you're using more water than your main
can provide at once). If you're using less water than your main can provide
there will be no change. The tank will stay charged and you'll be using the
water from your main. But as soon as you start drawing more than your main
can provide the pressure tank will automatically dispense more water to your
house until it runs out of pressure its self. Basically you'd have to add a
few tanks to have any sustainable "super" flow rate throughout your house
(say... flushing the toilet and doing laundry while someone is in the
shower).

Also, a pressure tank installed like you describe would pretty much
eliminate water hammer, or at least greatly reduce it.