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Questions tagged [irrigation]

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21 questions with no upvoted or accepted answers
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1answer
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Irrigation backflow preventer spigot location question.

I'm not sure if this is the right category to post this so here goes. Long story short I am getting ready to install my backflow preventer, Zurn 34-720A Wilkins Pressure Vacuum, on my DIY irrigation ...
2
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2answers
64 views

Troubleshooting sprinkler system pressure

Just moved into a new house and am trying to figure out the sprinkler system. The house was built in the 60's and it appears (Found the manual for the pump) the irrigation system was installed then as ...
1
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2answers
38 views

Should an irrigation manifold/valve box be situated in the yard (centipede) or landscaping (pine straw)?

In fixing a broken irrigation system, the manifold and all valves have been disconnected and will be relocated in at least some way. The previous setup used round access portals and was neglected for ...
1
vote
1answer
77 views

Do I need a pump for my sprinkler zones that are minus 70 feet elevation?

I have a water tank on a hill and some lawns to water at the bottom of the hill. The pipe that connects those two is a 2.5" pipe (yes, really) and when I attach a pressure gauge at the bottom of this ...
1
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1answer
62 views

130 PSI- Irrigation system, water line in house

Had irrigation system installed 2 months ago. Due to location of meter and PRV, the POC was after PRV. After done was told pressure too low even though static pressure was at 63psi, dynamic flow was ...
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0answers
46 views

What size RPBP/RPZ should I use for a 3/4" city water meter?

A friend has a 3/4" (0.75") water meter at their 1.3 ac property. We want to do some fertigation with their irrigation so we're looking at a Reduced Pressure Backflow Preventer. The main line for the ...
1
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0answers
79 views

Off-Grid Garden Irrigation Pump/Plumbing Question

I am trying to design a system for irrigation of a garden area that has no access to grid electricity, but does have a 24V solar system. There is a spring/seep with a tank at relative elevation 0. ...
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0answers
180 views

Almost no pressure in sprinkler system, slight vibration in pipes

I just started setting up the sprinkler systems in a new house that I'm renting. The pressure in one of the systems is almost nonexistent, and the pipes that run to the irrigation system vibrate very ...
1
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0answers
99 views

How can I trace my irrigation system without any sprinkler heads?

I just bought a home in Arizona that came with an irrigation system in the backyard. There are no sprinkler heads so I have no clue where the lines are. How can I get info on where to plant based on ...
0
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0answers
13 views

Does adjusting the body of a irrigation sprinkler to orient one side of the sweep cause a leak at the sprinkler unit?

Some irrigation sprinklers say to orient the sprinkler body in such a way as to set one side of the sweep, rotating the sprinkler body if that edge of spray is out of line (Example Video). This ...
0
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0answers
18 views

leaking poly irrigation

I recently discovered the pavers in my back yard had a wet appearance. After tracing the leak I found that one of the 700 black poly irrigation lines had a leak. This is one of three lines I found ...
0
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0answers
34 views

Irrigation system: Backflow Preventer -> Master Valve vs Master Valve -> Backflow Preventer

I am in the process of designing my irrigation system, and I saw many people install the backflow preventer (reduced pressure zone device) first and then connect to an automatic master valve. However,...
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0answers
26 views

Replacing piping only on sprinkler system?

I have a sprinkler system in my yard with 6 valves. Two are used for drip system piping (one to the front yard which is desert xeriscape), a second for shrubs/trees in the back yard. Additionally, ...
0
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1answer
57 views

Irrigation Ball Valve Replacement

The 3/4" ball valve coming out of the house has cracked and is leaking. Is the only way to replace is to cut the pipe below the valve and then on the other down pipe going into the cement? I haven't ...
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0answers
28 views

Running easily replaceable water line underground

I'm running a trench out to my shed for electrical. I'd like to use the same trench for a water line so I can have a spigot back there, and possibly future sprinklers. I'd also like to make it fairly ...
0
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0answers
10 views

Drip line irrigation system not outputting enough water to soil

We have system setup with c. 75m of drip pipe (spec : [Link: rainbird.com]). At the programmer end we get c. 2 bar pressure, 12L per minute flow. I stuck the pressure meter on the end of the 75m ...
0
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2answers
62 views

How to setup a basic irrigation system (single zone)?

Summer is coming and I am already dreading the watering of the plants, shrubs and trees behind my house. I am thinking of installing a very basic irrigation system (one zone) to water the area but I ...
0
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0answers
40 views

Sprinkler System Problems

I have an Orbit Home B-Hyve wifi sprinker system, which has worked great for like 18 months. However, three days ago it just stopped working completely. When I manually engage a zone from my phone, ...
0
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1answer
153 views

Is there a pressure activated water valve

I would like to buy a pressure activated water valve (for irrigation), so that when the water pressure is above P1, the valve will turn on, and when water pressure drops below P2, the valve will shut ...
0
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0answers
427 views

Irrigation pressure vacuum assembly leaking

I am trying to dewinterize my sprinkler system the first time in a home we moved into. After turning on the water to it from the basement, the pressure vacuum assembly just outside the house was ...
0
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0answers
371 views

Backflow Preventer / Vacuum Breaker that doesn't spray water everywhere?

I water my garden on a timer with an small irrigation system. Last year towards the end of the season, any time the water pressure changed inside the house, everything by the spigot was soaked with ...