Gravity fed system with pressure tank?
#1
Gravity fed system with pressure tank?
I am trying to design a gravity fed water system for my cottage. In order to get decent pressure can a pressure tank be fed from a elevated water tank and increase pressure to the cottage?
Any help or pointers to information will be appreciated.
ps. there is no power at the cottage.
Any help or pointers to information will be appreciated.
ps. there is no power at the cottage.
#2
Join Date: Dec 1999
Location: Northeastern NC On The Albemarle Sound
Posts: 10,701
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A pressure tank is designed to sense the water pressure in order to control the pressure switch that turns a pump on and off.
By itself, a pressure tank won't increase pressure.
An elevated tank can. (That's the purpose of public water towers...volume and pressure.)
Here are a couple of sites that are great tutorials that may help you get a handle on this.
www.peekspumnp.com
www.jessstryker.com
Good Luck!
Mike
By itself, a pressure tank won't increase pressure.
An elevated tank can. (That's the purpose of public water towers...volume and pressure.)
Here are a couple of sites that are great tutorials that may help you get a handle on this.
www.peekspumnp.com
www.jessstryker.com
Good Luck!
Mike
#3
krg,
Mike is right about the pressure tank.
A pneumatic tank would not be of any use but just a regular tank would be.
If you stuck a 50 gal tank, 20 feet in the air you would have about 10 psi based on about 1/2 psi per foot of elevation.
The size of the drop pipe would only need to be sized to the flow.
Mike is right about the pressure tank.
A pneumatic tank would not be of any use but just a regular tank would be.
If you stuck a 50 gal tank, 20 feet in the air you would have about 10 psi based on about 1/2 psi per foot of elevation.
The size of the drop pipe would only need to be sized to the flow.
#5
Off grid cottage
Thanks for the feedback.
Water is for 1 tub and 2 facets in the cottage. Currently use a cistern pump for my needs. I really wanted to have decent water pressure and not have to built a tower 40+ feet high to do it.
Will have to look at alternative powered pumps (solar).
Water is for 1 tub and 2 facets in the cottage. Currently use a cistern pump for my needs. I really wanted to have decent water pressure and not have to built a tower 40+ feet high to do it.
Will have to look at alternative powered pumps (solar).
#6
If you can drive your vehicle right up to the door you could use a 12 volt pump and a deep cycle battery you bring in each time you go there.
If the battery went low during your stay your vehicle could power the pump.
If the battery went low during your stay your vehicle could power the pump.