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Best drippers and water outlet manifold.

Bobbo4200

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I'm looking for recommendations for the best drippers for growing in coco, also a hose from the pump in the rez that goes into a water manifold thing and splits the water into 6 or however many outlets to each plant?

I will have the plants in 2g I think they're airpots.

Thank you.
 

f-e

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Unless you want to build a commercial high pressure system, the arrow drippers are alright. They will run at a wide range of pressures (as do any low pressure drippers) that a fountain pump might provide. Many come with a 3mm pipe attached. That type doesn't use a manifold. Instead, the main delivery hose has a 2mm hole punctured in it's wall with a special tool, and the 3mm pipe is crammed in. I myself don't like it... as the delivery hose has to be something like 20mm black hdpe and becomes a use once item after putting holes in it everywhere. Sometimes they weep to, so it's really for running down beds.

I like these


I would probably stick 4 drippers in a 2g pot, and using the pump shown they deliver 40ml per minute each. Though if you start using a few dozen drippers, that 40ml will start to drop.

edit: the timer shown is useless of course, due to the 15 minute minimum duration. The 600w hid rating is needed for the 12v psu though. If using such pumps. Of which, that is the baby in the range. 20 minutes run, not continuous duty. With about 2 years life expectancy used once a day. Others in the range are rated for continuous duty.
 
Last edited:

gr866

Well-known member
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Unless you want to build a commercial high pressure system, the arrow drippers are alright. They will run at a wide range of pressures (as do any low pressure drippers) that a fountain pump might provide. Many come with a 3mm pipe attached. That type doesn't use a manifold. Instead, the main delivery hose has a 2mm hole punctured in it's wall with a special tool, and the 3mm pipe is crammed in. I myself don't like it... as the delivery hose has to be something like 20mm black hdpe and becomes a use once item after putting holes in it everywhere. Sometimes they weep to, so it's really for running down beds.

I like these
[URL=https://www.icmag.com/ic/picture.php?albumid=78998&pictureid=2005228&thumb=1]View Image[/url]

I would probably stick 4 drippers in a 2g pot, and using the pump shown they deliver 40ml per minute each. Though if you start using a few dozen drippers, that 40ml will start to drop.

edit: the timer shown is useless of course, due to the 15 minute minimum duration. The 600w hid rating is needed for the 12v psu though. If using such pumps. Of which, that is the baby in the range. 20 minutes run, not continuous duty. With about 2 years life expectancy used once a day. Others in the range are rated for continuous duty.

This is my current setup with a pic of the original rez

The rez and pump setup prior to moving it to the stand.


Current setup, 3 g/m 12V RV pump, move to stand to add the lid to the rez.


Distribution Manifold


Rainbird emitter
 

FJ2000

Active member
Nice setup GR, how do you like the orbit manifold? I just ordered one, going to swap out my current DIG 6 port for the 8 port Orbit. Do the adjustment screws actually work? I found the DIG to be either on or off, not much adjustment capability. Do you run florakleen or something like that frequently?
 

gr866

Well-known member
Veteran
Nice setup GR, how do you like the orbit manifold? I just ordered one, going to swap out my current DIG 6 port for the 8 port Orbit. Do the adjustment screws actually work? I found the DIG to be either on or off, not much adjustment capability. Do you run florakleen or something like that frequently?

I run the adjustment screws wide open, use the Rainbird emitters to adjust flow.
I run Drip Clean at recommended rates.
 

f-e

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If using valves to balance, you could look at PC emitters. The topspin perhaps. It looks much like a jellyfish sat upon a riser, like the above. But each outlet has a filter and pressure compensating valve, so they flow the same without adjustment. Each outlet is for a dripper though, they won't flow enough for a rainbird
 

G.O. Joe

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I myself don't like it... as the delivery hose has to be something like 20mm black hdpe and becomes a use once item after putting holes in it everywhere. Sometimes they weep to, so it's really for running down beds.

The pump hose I use is smaller than that - the ID is a couple tape wraps larger than the pump outlet - and it's so rigid and thin that it's hard to believe the barbed couplings will seal, but they seal every time. They'd probably work on garden hose too. The connections on the small hose are very tight.

Hose is cheap in big rolls and sold at most hardware stores here, but the end of spare hoses can be pinched with tape no problem like the end of the pump hose here:
https://www.icmag.com/ic/showpost.php?p=8770440&postcount=5
It's difficult to make such a system look slick, professional, or next gen, but I don't need those things.
 

Bobbo4200

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Nice G.O. Joe, I saw those drippers at the grow store yesterday. I'm gonna look at a Century Digital timer in a few minutes, thanks.
 

f-e

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The pump hose I use is smaller than that - the ID is a couple tape wraps larger than the pump outlet - and it's so rigid and thin that it's hard to believe the barbed couplings will seal, but they seal every time. They'd probably work on garden hose too. The connections on the small hose are very tight.

Hose is cheap in big rolls and sold at most hardware stores here, but the end of spare hoses can be pinched with tape no problem like the end of the pump hose here:
https://www.icmag.com/ic/showpost.php?p=8770440&postcount=5
It's difficult to make such a system look slick, professional, or next gen, but I don't need those things.

Yes with your 3psi pump the chance of leaks is reduced a lot. With higher pressure pumps, you want the drip line pushed through that thin walled PE manifold pipe, so that the wall is flared inwards. It's this flaring that makes it self sealing. If you use garden hose you don't get the flare, it's just a tight fit.

Most puncture tools work on tubes 13mm or over. Which I think is the size you're working with. 16mm seems the common one.
 

G.O. Joe

Well-known member
Veteran
Nice G.O. Joe, I saw those drippers at the grow store yesterday. I'm gonna look at a Century Digital timer in a few minutes, thanks.

It's the best $13 timer for a pump there is - but Century has rebranded it with some silly name, so I wonder if the current product uses even cheaper parts. I've never tried them with lights. Hydrofarm drip stakes are better and therefore more expensive than others, but I have no experience with them as drippers - the pump now delivers 7/8th pint to each in 2 minutes. They should be tough to clog.

Most puncture tools work on tubes 13mm or over. Which I think is the size you're working with.

The pilot hole tool was a Thermoworks thermometer weapon (slogan: It's irresponsibly sharp). Normally it's used for meat and also to get the water temperature right for ppm readings, since the cheap ppm meter does not compensate. For this or other hoses, a drill press could have been used instead.

A tool was needed to get the couplings in - pliers - the barb end sticking up through the hole in the pliers. With some force from above and below the pilot hole, the sharp end snaps through and magically does not leak - up to a pressure I don't know.

Now if this was about the best thermometer, Thermoworks products get my vote. That I do know.
 

Gazoo31

Member
The barbed 1/4 that pierce the feed lines suck. Last one I did every one leaked. I'd try out the way pico does with a pvc manifold and rubber grommets with 1/4 line
 

gr866

Well-known member
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I'm now thinking of possibly just buying some Tropf Blumats

Should have caught up with me earlier, I gave away, to someone on the forums, 12 blumats and a shit load of parts, tubing and the such.
I lost an entire grow, used them for a couple of months and thought I had them dialed in. Went away for about a week, came home to 5 dead plants in my tent.
So I gave them away and went to the current system I am using.
 

imakandi

Member
no device
is perfect for user error

blumat work good, need read instruction, and important, follow instruction
luck in choice, all is good
:)
 

Bobbo4200

Active member
Veteran
Hey thanks Imakandi yeah I think I'm just going to go with Blumats, some plants might be behind others and I don't want to be shoving nutes into the pot if they aren't ready/can't take it.
 

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