8 votes
Accepted

Any reason not to add a spigot to the bottom of my rain barrel?

If you have a downhill run from your rainbarrel you could simply add a curved pipe to the inside of the spigot you have (down to the bottom) and the water will be siphoned out without making an ...
Ecnerwal's user avatar
  • 23.5k
6 votes
Accepted

Treating AC condensate water to make it good for plant watering

It is essentially pure water but has absorbed gases from air . The only gas that has an affect in this situation is CO2. It dissolves and makes carbonic acid, I forget the pH, it may be about 4. The ...
blacksmith37's user avatar
  • 8,686
6 votes

Any reason not to add a spigot to the bottom of my rain barrel?

The only downside is if it break and/or leaks. You can lose all your water. You may want to install a gate instead of a spigot. Water can run faster and they are harder to clog.
Escoce's user avatar
  • 6,376
4 votes

Which US states restrict rain water harvesting?

Here's an up-to-date resource concerning the legality of rain collecting across the U.S. states since this question is often asked. Pacific Northwest National Laboratory, was contracted by the United ...
A.S.Eccles's user avatar
3 votes

Treating AC condensate water to make it good for plant watering

During the hot summers, I put water tanks under the end of the AC water runoff pipes of the building. Most of the water is otherwise wasted, and I save lots of water when I irrigate. Recently, I've ...
Christmas Snow's user avatar
3 votes

Will mosquitoes fly through this overflow hose to breed in a rain barrel?

I have a similar setup and have no issues with mosquito larvae. If you are really concerned a few drops of an edible oil added at the top of the barrel to the water will act as a barrier to the mini ...
kevinskio's user avatar
  • 59.3k
3 votes

How long can rain water be stored in tanks?

If you're collecting rainwater via guttering round the roof of your house, ensure the gutters are kept clear of debris and clean - water from dirty or clogged guttering kept stored for even a ...
Bamboo's user avatar
  • 133k
3 votes
Accepted

How much rainwater should I collect for the garden?

This is an impossible calculation; rainfall varies, and any statistics available are merely average figures. Equally, calculating the amount of water your garden and its plants are likely to need in ...
Bamboo's user avatar
  • 133k
2 votes
Accepted

Soaker hose with a rain barrel

Collecting rain water in barrels is a good thing I guess. In some states it is actually illegal, such as mine, Oregon. Hoses can only work using the weight of the water and water's surface tension. ...
stormy's user avatar
  • 40.3k
2 votes

Any reason not to add a spigot to the bottom of my rain barrel?

This is done to get above the sediment in the bottom of the barrel. If you put a valve lower, you may spend a lot of time cleaning it.
KrazyKyngeKorny's user avatar
2 votes
Accepted

How long can rain water be stored in tanks?

As far as plants go, forever. For ingestion by humans two years is tops as long as 1/4 cup of bleach has been added to that amount 3X3X3 feet? The chlorine evaporates rapidly when the tank is opened ...
stormy's user avatar
  • 40.3k
2 votes
Accepted

Tips to start a siphon without getting a mouthful of water

You can repeatedly submerge and lift the high end of the pipe to catch water and then let it fall, with the bottom end closed, to fill up the pipe. Alternatively, use a bulb starter (this one is for ...
Tom W's user avatar
  • 475
1 vote

Drip irrigation pressurised by a pump

Use a pressure limiting valve, so the system doesn’t fly apart. Also makes the system more tolerant of amateur work. Sample cheap plastic one shown. Connect directly after the automatic valve. Can ...
Polypipe Wrangler's user avatar
1 vote

What kind of pump do I need for my giant rain barrel?

You don't get pressure from either sump or pond pumps. A pond pump that puts out 20 ft. of head ( 10 psi) would be relatively high pressure . A home water pump would be most practical . It has been ...
blacksmith37's user avatar
  • 8,686
1 vote

rainwater tank freezing damage

It will tolerate a "little" ice; I think one inch thickness would not be bad. It does not need to freeze solid to break . Once a solid layer forms at the surface and is well attached to the sides, ...
blacksmith37's user avatar
  • 8,686
1 vote

How much rainwater should I collect for the garden?

In practice you're much more likely to be limited by storage space at a domestic property, unless you have an underground pumped system, as space close to the house is at a premium. The refill rate ...
Chris H's user avatar
  • 1,232
1 vote

How best to connect multiple water butts?

Connect them all at the bottom using elbows and tee's with one tap at the water butt of your choice. Remember water will find its own level or it always used to.
Strippy's user avatar
  • 11

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