Questions tagged [irrigation]

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2answers
49 views

Simple Home irrigation (pop-ups and drip) - valve box required?

I'm in the process of learning / planning a simple home irrigation system. I have a small lawn (<30m2) where I plan to install two small pop-up sprinklers. Additionally I have flower beds (<10 ...
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2answers
38 views

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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0answers
29 views

What is the name of these irrigation parts

Both the grey part with compression rings, and the T and elbow (not shown) joints. Along with solonoid valves, they are used to make up a manifold where the mains water is sent to different irrigation ...
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1answer
31 views

Increasing water supply for an irrigation system

I am in the process of planning to install and irrigation system for our front yard. I have been following guidance provided on the Rain Bird site. I have measured the pressure at the faucet, and it ...
3
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1answer
1k views

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 ...
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3answers
41 views

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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1answer
29 views

Getting pressurized water from old irrigation well system

We bought an old vineyard that has an existing well & irrigation system. There is a 3" pipe that comes up from the well at an angle. This leads into a vertical pipe which has a screen which ...
2
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2answers
111 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 ...
2
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1answer
64 views

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 ...
2
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3answers
103 views

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. ...
2
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1answer
2k views

Why would capping one sprinkler zone cause my toilets to whistle?

Ever since they capped one of the sprinkler zones in an area that no longer needs watering, two of my toilets start whistling when the sprinklers are running and only stop when I flush them. How can ...
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1answer
26 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 ...
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3answers
115 views

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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1answer
109 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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1answer
293 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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1answer
322 views

Hunter PGV diaphragms tearing

I have a 5-zone irrigation system with 1" Hunter PGV valves. This year, I have replaced the diaphragms twice in the same two zones after 10 years of trouble-free operation. All four of broken ...
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2answers
118 views

How to set up a basic single-zone irrigation system

I am thinking of installing a very basic irrigation system (one zone) to water the area but I do not know where to start. Below is a basic diagram of the area I want to water. I want the irrigation ...
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1answer
115 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 ...
2
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1answer
47 views

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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1answer
19 views

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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13answers
29k views

Drilling “misting” pin holes in PVC

I built raised gardens this year and added cheap DIY PVC irrigation. I used a 1/16" drill bit and drilled several holes in 1/2" PVC pipe. The 1/16" drill bit was the smallest I had but the holes ...
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0answers
21 views

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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0answers
20 views

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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0answers
25 views

Access for Shut-Off Valve

I am installing the mainline for a residential lawn irrigation system. I laboriously dug down to the pipe leading to a yard hydrant, three feet deep. I installed a tee, and on the branch from the ...
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1answer
38 views

Running PEX line through PVC then thread into end

I installed an irrigation system for my lawn with 1/2" PEX tubing. Most of it is buried, but at the start of the run I want to run it through some PVC to make it look cleaner where it is coming ...
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1answer
47 views

Proper wiring for irrigation pump

I'm attempting to reconnect an outdoor irrigation pump and I'm unsure which wires should connect to which terminals (labeled L1 and L2) in the pressure switch. The pump is a Myers HJ100S and the power ...
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0answers
22 views

Is it OK to install an irrigation system in a half longitudinal sectioned drain pipe, under the slabs of a garden edge?

Here is the picture that is worth 1000 words Since I am about to install the edging that you see in the backyard (area covered by the runs 1-4) I am considering installing the irrigation runs in a ...
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2answers
66 views

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

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 ...
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4answers
6k views

I have a broken Rainbird APAS-100 valve, how can I fix it?

I have a Rainbird APAS-100 which has stopped consistently opening when powered. I've isolated the problem to something in the "AVA-1 Actuator & Piston Assembly" - Rainbird part 145235. However, ...
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2answers
96 views

Can I remove and replace barbed connector in 1/2" drip tube?

I have a drip irrigation system with 1/4" tubes connected to the 1/2" main tube via punched-in barbed connectors. I'm now making some adjustments. Is it possible to remove and replace these barbed ...
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2answers
58 views

Help with fairly basic irrigation system

I’m having my backyard dug up and regraded next week in order to install sod and so I figured I’d try and take a stab at designing and maybe installing an irrigation system as the area is not very ...
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1answer
67 views

What is the name of this pool or irrigation part?

Currently in a swimming pool shed. A distributor? This device takes water in the top, and outputs it alternately to one of five pipes at the bottom. When working it makes a clockwork sound. There are ...
3
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2answers
82 views

Well pump issues for irrigation system

I bought a house a few years ago and am finally getting around to working on the irrigation system. I have what I believe are two separate wells for outside water - one for the irrigation system and ...
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1answer
29 views

How do I connect a 1/2”BSP (F) Swivel inlet with a Quick Connect hose end?

I want to connect this washing gun to a hose end (1/2") with a quick connect system. What connector do I need? Any links would be welcome! For instance, would any of these work?
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0answers
121 views

Yard hydrant on top of well?

Well with pitless adapter. Cold climate. Water lines installed at 8 feet below grade. Right now to irrigate my orchard, the water goes from the well, 200 feet to the house via 1" line, then 200 ...
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1answer
67 views

How to connect to black underground sprinker pipe

My backflow prevention device failed over the winter (nice large split, as you can see). I checked with the local city, and they won't let me replace like with like, so I'm going to install a Wilkins ...
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4answers
9k views

Do i need a backflow preventer for drip irrigation system

A gardener just installed a drip irrigation system in my backyard. He didn't installed the back-flow preventer. When I asked him why, he told me for drip irrigation you don't need the back-flow ...
0
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1answer
355 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 ...
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2answers
83 views

Is my irrigation system winterized properly?

I had a sprinkler specialist come over today to winterize my sprinkler system. I live in northwestern oregon (portland) and I'm trying to figure out if he properly winterized the system or if I need ...
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1answer
27 views

Is there any way to test the water pressure at a structure, and if necessary from a specific output (hose bib)?

Reading about irrigation sprinklers (example product), I see a certain recommended PSI. With interest in powering an existing irrigation zone from the hose bib attached to the property, it seems ...
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1answer
86 views

Pop up sprinkler rotation

A couple of my pop up sprinkler head rotate when they rise. One eventually rotated 180 degrees spraying my driveway instead of my landscape. What causes that and more importantly... how do I fix that?
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2answers
81 views

Is it inadvisable to reuse PVC? (Sch-40 white stuff)

I have some salvaged PVC (Schedule 40) from a run in the irrigation system that I'm rebuilding which is now unused - I'm considering reusing it in the rebuild of the system. Is this foolish? The ...
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2answers
186 views

How can I determine existing well PSI / GPM for dedicated irrigation well

I've purchased a home that has an existing irrigation system installed that is hooked up to a well that is exclusively supplying the irrigation system. I live in FL in a very flat area, so we have ...
1
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2answers
544 views

What requirements should I look for in an air compressor to clear irrigation lines?

I'm considering purchasing an air compressor to blow out my own sprinklers each winter. (vs paying to have someone else do it) I watched the tech do it last year, and it seemed pretty straightforward. ...
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7answers
27k views

How can I stop a barbed coupler from leaking?

This seems to be a common issue (drip line barbed couplers leaking) and I can't find any answers about this online. I'm wondering how others have fixed leaks in the fittings that are supposed to just ...
14
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1answer
4k views

What are these funnel-looking green things in my yard?

There are 5 or 6 of these funnels on stakes in my back yard from the previous owner. Are they insect bait/poison stations? Repellent stations for chipmunks? (not working in that case!)
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2answers
2k views

How can this older-style irrigation tee be replaced?

This reducer tee had a right-angle piece break off inside of it for a feeder line. I tried cutting the black broken piece inside of the reducer section without success. I'm used to schedule-40 PVC, ...
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1answer
35 views

(How) Can I reuse this PVC 4-way

Some contractors broke my irrigation system and I'm in the process of repairing it. One of the connections to a PVC 4-way junction had a piece of schedule-40 PVC broken off inside it. As luck would ...
2
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1answer
51 views

How to expand my irrigation system

I would like to add an additional zone to my 4 zone irrigation system. I wondering if I can just add another manifold to my current setup. Below is what it looks like. The problem I think I will run ...
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0answers
20 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 ...