Questions tagged [irrigation]
The irrigation tag has no usage guidance.
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Preventing the pump from sucking air when the tank is empty
I have a pump connected to a water tank.
The city water fills the tank through a (mechanical) float valve (to prevent overfill).
And the pump's inlet is connected to both the tank's outlet, and also ...
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How to prevent plant irrigation drainage from dripping into my downstairs neighbor's window?
We live in the second floor in this building:
When we water our plants, the water drips into the window of our neighbor in the first floor, and she does not like it at all. We want to keep watering ...
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How do I find a leak in a buried pipe?
There is a large amount of pipe of mixed materials buried on my two-hectare hobby farm by the previous owner. I do not know exactly how much or of what kind. Recently, a large leak appeared as ...
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Adjusting pop-up sprinker range with the top screw
The previous owner of my home primarily used Rain Bird and Toro brand sprinklers (both pop-up and shrub types, all non-rotary) for irrigation, along with a few Orbit shrub risers in the front yard. ...
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Swimming pool as water barrel for irrigation
I have a 60 year old concrete swimming pool still in good condition but not used as a pool for 20 years. It is now a nature pool good for fireflies, bats, toads, ducks, etc. The original chain link ...
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Can non-"Lead Free" fixtures be downstream of potable water?
I have an "outdoor" water line that splits from the main line. This line feeds an outdoor sink that is technically drinking water but not used very often. It also feeds an outdoor shower. ...
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Sanity check on DIY drainage repair
Background: I have zero plumbing experience, hence the sanity check. Everything I describe here is brand new to me.
My house is in a hilly area in Silicon Valley. All of the houses in this ...
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Identify coupling for irrigation winterization
I want to winterize my irrigation system myself, but I don't recognize the coupling I need to buy to attach to an air-compressor.
This valve is between the cutoff valve and the back flow valve, and ...
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Can you run too big of a water pipe from the main?
I am putting in new irrigation and supply lines for my remodeled backyard and I've done my homework on water pipe sizing, but I'm left wondering if I'm installing too big of a pipe onto the main. The ...
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Can I eliminate irrigation vacuum breaker after installing upstream RPZ?
I have an atmospheric vacuum breaker on the feed from my meter to my lawn irrigation system. I am going to install a water-powered backup sump pump in the basement. (This uses city water pressure ...
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Pigtail Line Side of GFCI
Is it O.K. to put a pigtail on the line side of an outdoor GFCI to power an irrigation pump (via relay)? The outlet would be used for the irrigation controller and misc. outdoor electrical items.
The ...
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Backflow preventer spewing water
I have a lf009mq2t watts backflow preventer which starts spewing water from its center nozzle anytime any of my three irrigation lines stops running (or if I run a hose while its valve is off). I can ...
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How to manually turn on irrigation sprinklers
I recently moved into a new home & the previous owners didn't particularly maintain it. Among the things that are in disrepair, only a fraction of the irrigation system works. The popup sprinklers ...
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Water leak at outside copper-PVC pipe connection
The water supply to the irrigation system includes a connection between copper and PVC pipes, located a few inches above the ground. The PVC pipe connected to the copper pipe (blue in the picture) ...
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Why doesn't my sprinkler system work after making a repair splice in the wire? [closed]
I hit my sprinkler wire with a shovel while digging a trench for Termidor (for the exterminator). The cable is completely worn so that I can't read anything on it except that it's 18/5 Type CL2. It ...
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How do you recommend connecting polyethylene tubing to soaker hose?
To build a drip irrigation system for raised beds, I connected a polyethylene tube (carrying water to the plant beds) to soaker hose (used on the beds themselves). The PE tubing is 0.6 inches inside ...
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Does hose bib affect Backflow Preventer/Pressure Vacuum Breaker?
I have a Pressure Vacuum Breaker (PVB) that I've installed that is 12" above the highest point of sprinklers, as recommended by install guides.
I'd like to add a hose bib downstream of the PVB. ...
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Do I need to winterize black polyethylene sprinkler pipe?
A gentleman at the sprinkler supply store told me black polyethylene sprinkler pipe doesn't need to be protected from freezing; that it can handle the expansion. I'm looking for a second opinion on ...
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GFCI won’t turn on
I’m replacing the 1pole breaker at the main panel with a GFCI. This feeds a boat house (underground) that has sub panel with two breakers, one for an irrigation pump the other for lights and a ...
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How do I set the Rain Bird ST-8 2.0 to work with an indexing valve
Equipment:
Timer: Rain Bird ST-8 2.0
Indexing Valve: K Rain 4000 4 zone
I recently had a new irrigation timer installed, the unit I purchased required the use of a pump relay due to the voltage ...
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Irrigation Zone Off When Should Be On, On When Should Be Off
I have been replacing irrigation lines, switching from buried black poly lines to buried PVC pipes.
Summary
When I open Zone 1 (for sprinklers), the nothing happens. When I open Zones 2-5, then Zone 1 ...
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Using 1.25" SCH 40 PVC pipe to protect hose for irrigation
I'm setting up a simple irrigation system on my farm to deliver water to my fruit trees. What I want to do is to run a hose (a simple garden hose) through 1.25" schedule 40 PVC pipe to protect ...
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Irrigation system code
I'm doing research on what I want for my irrigation system and I have the following two questions:
The City of Denver requires that the PVB be 12" from the wall as documented here. What's the ...
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Sprinkler Zone Drops in Pressure
I have a situation I've never seen previously. I have a zone of sprayheads (popups) that should have sufficient pressure, based on testing of the system GPM (15gpm) and the requirements of the six ...
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Can you use wirsbo/uponor/expansion pex for underground sprinklers?
I cant find much information around this online, it appears that its possible.
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How inaccurate and in which direction will a vertically mounted flow meter be?
I use several Netafim flow meters and I use them successfully without complaint. However, it has come to my attention that they cannot be used in a vertical orientation. I have two questions about ...
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Sprinkler zone and valve identification issue
My sprinkler system has 4 zones that go to 4 valves. 1 goes to the front and 2-3 go to the back. All sprinklers are activated with these 3. However, zone 4 also activates its valve and I hear the ...
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Rooftop garden irrigation: Some plumbing questions
I have several medium-sized planters on the roof of my building that need to be watered when I'm away. I have access to a standard garden faucet, but there is a "walkway" of sorts between ...
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Water Meter Suggestion for someone on well water? [closed]
I am installing an underground waterline for irrigation by tapping into the home water line. Since I have well water I don't have a water meter. However, I would like to install a simple but ...
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Pressure Tank Size for a Variable Speed Submersible Pump
Information seems vague or non-existent from pump manufacturers. I need to know what size pressure tank is required for my setup, and all I'm getting is "doesn't need much" or "x ...
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How to properly install irrigation system/garden faucet
I want to install an above ground irrigation system for our flowers (large flower farm). The part I am having trouble with is how to properly connect to the main water supply without having backflow. ...
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Found Well in Backyard -- How to install pump?
In my backyard there is this well, I think, that has water in it.
As you can see, there is a well casing and then a pipe in between. I have no idea how to install a pump and such, and am not sure ...
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Most efficient garden irrigation for rainbird kit?
I am using Rainbird brand irrigation kit to water my garden and am trying to find the optimal layout for the sprayers. The kit i bought connects from a standard garden hose to the 1/4" hose that ...
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Lawn irrigation system with shallow well supplied water is slow to start spraying at sprinklers
My property has a lawn irrigation system that is supplied by a shallow well. It has worked satisfactorily for the last 4 years that I've owned the property. Recently the pump lost prime and I had no ...
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For Drip Irrigation can I add a second backflow preventer after an anti siphon valve?
I'm installing a residential drip irrigation system for my home. I understand the need for backflow prevention and plan on using anti siphon valves. I have one area that is a full story higher than ...
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Installing power for irrigation controller in conduit?
I have a property where the irrigation controller is mounted on an exterior wall-its power cable is plugged into a wet in use GFCI outlet. Beyond the outlet, the power cable hangs off the wall and is ...
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Irrigation system B-Hyve with manifold away from the faucet
I am using 3 B-hyve Smart Hose Faucet Timers to schedule watering. The current system is connected as:
Faucet ---- ~35 ft garden hose ----- backflow preventer ---- 4-Way Hose Faucet Splitter --- 3x (...
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Need advice making a self-watering moss pole for plant [closed]
Wasn't quiet sure where to post this, but I am helping my wife make a Moss pole for her plants. The purpose of the moss pole is so that the roots of the climbing plants attach to it and grow bigger (I ...
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Submersible water pump pressure
I'm terribly new at this and have no idea what I'm doing so please do bear with me.
I have a submersible pump that I want to use in a small rainwater tank to water my garden either through your ...
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Screw stuck on backflow test cock - thoughts before replacing?
I was draining my backflow prevention device before a deep freeze. I removed the caps on the test cocks and got sprayed by a nice gusher of water from one... apparently the test cock has been open for ...
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Draining the irrigation valves shown - confused about which side is inlet and identifying components?
I'm trying to understand what I'm looking at with my sprinkler underground irrigation valve box, for the purpose of draining for a freeze. All of my relatives in Houston know how to do theirs, but ...
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What are the connectors for black irrigation hose called?
I’m fixing my irrigation and there are some cracks that I need to cut out and reconnect them. I have these connections already but being new to irrigation, I’m not sure what to call them. See the ...
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I know there is a pressure vacuum breaker here, but what is the rest?
First, a labeled picture of the situation:
There are three ends, two in the ground and one in the house. How can I figure out which way the water is flowing?
There are four labeled valves (and one ...
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Options for adding an additional valve to irrigation system
I currently have this setup:
In the diagrams below the green circles are individual valve boxes (why would they have used 3 boxes instead of 1 here?), the black lines are 1" plastic irrigation ...
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How can I fix pooling water due to my fence?
I got my fence installed a few months ago on a down sloping part of my yard. I need to resolve the nagging issue I have of water pooling due to it not being able to get through the fence fast enough.
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Replumb sillcocks to increase outdoor pressure?
I'm trying to increase pressure to my outside hoses for lawn watering and noticed that the sillcocks are all after my whole house water filter and they are all 1/2". Because of this, when I run ...
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water pressure drops when irrigation system is turned on
I am using well water. The static pressure measured with the outside faucet is 60 psi. When irrigation system is turned on, the water coming out of all sprinkler heads in any zone is weak. I guess the ...
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Is there a reason to install anti-siphon valves and a backflow protector on the main line?
The irrigation system that came with our house (looks like a DIY job) has a backflow protector on the main line and all the valves are anti-siphon. The valves are old and some of them leak so we're ...
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Installing a yard hydrant from home water line, do I need a backflow preventer or vacuum breaker?
I'm installing a yard hydrant off my house water line (well water). The hydrant will sometimes be used for garden drip irrigation and so will be open for days or weeks at a time. The drip system ...
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Two pressure regulators on one zone?
I have what looks like a filter and pressure regulator inline with the control valve for two of my zones. These are the zones that are supposed to be low pressure. But when I recently checked the ...
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