Does 1.5” loc line exist?

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Tangdora

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Hi all.

Redoing my tank inlets. Before I go and just buy black pvc fitting and hard pipe everything curious any one knows if a generic form for loc line exist in 1.5 inch. Would even setting for 1 inch. The actual loc line site only shows 1/2 , 3/4 or 2.5 in. Given they make a max of 2.5 figure 1.5 must exist somewhere or in a generic brand.
 
Hi all.

Redoing my tank inlets. Before I go and just buy black pvc fitting and hard pipe everything curious any one knows if a generic form for loc line exist in 1.5 inch. Would even setting for 1 inch. The actual loc line site only shows 1/2 , 3/4 or 2.5 in. Given they make a max of 2.5 figure 1.5 must exist somewhere or in a generic brand.
Ah, I puzzled over this for quite a while!

Loc line fittings were originally intended for industrial machinery; coolant moving/spraying primarily!

For this application, the available sizes suffice, or multiples are used to achieve the desired flow rate!

The 2.5” loc-line is actually for gas suction systems! — think, enormous shop vacuum tubing to be hooked up to machinery for chip/fume evacuation!


— Just to be clear: you’re talking about redoing the DT return plumbing between tank wall(s) and return nozzles?
 
I printed this in 1". You could just scale it for 1.5
20250724_191236.jpg
 
Ah, I puzzled over this for quite a while!

Loc line fittings were originally intended for industrial machinery; coolant moving/spraying primarily!

For this application, the available sizes suffice, or multiples are used to achieve the desired flow rate!

The 2.5” loc-line is actually for gas suction systems! — think, enormous shop vacuum tubing to be hooked up to machinery for chip/fume evacuation!


— Just to be clear: you’re talking about redoing the DT return plumbing between tank wall(s) and return nozzles?
Only looking for a like a foot worth to come off a ball valve resting on the top edge of my tank. Everything is else is hard piped. But this in in the closed loop side of my tank where I have been repipeing a closed loop uv setup. There is a return right next to it And trying not to to loose some head preset by having to multiple 90s off it to avoid it. . Would be nice to loc line off it.
 
Only looking for a like a foot worth to come off a ball valve resting on the top edge of my tank. Everything is else is hard piped. But this in in the closed loop side of my tank where I have been repipeing a closed loop uv setup. There is a return right next to it And trying not to to loose some head preset by having to multiple 90s off it to avoid it. . Would be nice to loc line off it.
Ah! Loc-line actually has pretty awful frictional flow loss characteristics, primarily due to the irregular ID of the line! — Antonio, over at @Vivid Creative Aquatics actually tipped me off to this when we were going through RFG performance numbers!

You’re likely to get less frictional head/flow loss out of smoothPVC 90 elbows! — 45 elbows are a great option too! (And you can always just go up in size with PVC to mitigate frictional loss almost completely!)
 
Ah! Loc-line actually has pretty awful frictional flow loss characteristics, primarily due to the irregular ID of the line! — Antonio, over at @Vivid Creative Aquatics actually tipped me off to this when we were going through RFG performance numbers!

You’re likely to get less frictional head/flow loss out of smoothPVC 90 elbows! — 45 elbows are a great option too! (And you can always just go up in size with PVC to mitigate frictional loss almost completely!)
Correct - Loc-Line other modular hoses can take as much as 1 to 1.5% of your throughput for each segment.

in most cases this negligible, but really starts to add up quick when you use too much of it.

With that said, for a closed loops and return lines on larger tanks, using two 45deg street fitting is actually a great choice that won't suffer rob you of throughput AND give you just as mush articulation ins about the same space.

something like this:
1756838309890.png

https://www.supplyhouse.com/Spears-427-012-1-1-4-PVC-Sch-40-45-Street-Elbow
You use two of them, and then you can rotate each one independent for a full range of adjustability

then you can use the included Multidapter fitting that will for right the pipe socket

1756838438321.png

https://vividcreativeaquatics.com/shop/1-25in-random-flow-generator-rfgs125/
 
Ah! Loc-line actually has pretty awful frictional flow loss characteristics, primarily due to the irregular ID of the line! — Antonio, over at @Vivid Creative Aquatics actually tipped me off to this when we were going through RFG performance numbers!

You’re likely to get less frictional head/flow loss out of smoothPVC 90 elbows! — 45 elbows are a great option too! (And you can always just go up in size with PVC to mitigate frictional loss almost completely!)
Interest hard piping it is then lol
 

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