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Takes dumbing down the industry to a new level, i cant see the benefits if im honest. I would rather fit plastic conduit with pipe cement than that kiss me arse product.
It looks quick though....saves all that threading.
 
I have seen it but never used it I don't see a problem with it. Some may argue the skill has been taken away but what skill, threading a piece of tube? You would still need to form it if necessary and that is the skill.
 
Seen it a couple of times but never used it, and never will....but if it serves a purpose for you, why not.
I wouldn't fancy it without earth conductor.
 
The Electric Centre had it in their catalogue for a while but soon took it out.
 
Looks to be quicker, but how good is the grub screw in securing the tube to the fittings. Might be okay fixed up on a wall, not so sure in the other ways I've seen conduit used.
 
I must admit to having reservations about using the conlock system.
However after working with both on a site earlier this year, I can say that the conlock system is much easier and quicker to install.
Good points are that there is no off square threads, no need for cutting grease and no blunt thread dies.
Drawbacks are that it needs some mastic or sealant when used outdoors, you need couplers and adapters (same as with plastic) and people are always losing the Allen keys that come in every box of boxes.
The lengths of conduit we were using were threaded.
 
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Not sure it is for external use as I see no type of sealer on their website.
 
So do you just use standard conduit but use the Conlock fittings?
 
So do you just use standard conduit but use the Conlock fittings?
That’s what they were doing at THFC.
Not sure if the cut off the threaded ends or just pushed them into the fittings?
The thickness of the walls of conlock couplers and adapters is about the same as that of the boxes. Quite chunky compared to threaded couplers.
 
That’s what they were doing at THFC.
Not sure if the cut off the threaded ends or just pushed them into the fittings?
The thickness of the walls of conlock couplers and adapters is about the same as that of the boxes. Quite chunky compared to threaded couplers.

I bet that was never in the specification. Probably brought in as a labour saving excercise half-way throw due to the over run.

That and can then get a load of monkeys in with allen keys to wack conduit up.

Liberty.
 
I started there on the second of January this year.
They were using then and had been using it the year before.
From what I could tell, Imtech had been using it from the start.
 
I can understand the attraction of the speed and ease of installation, and having built many structures with Kee Klamp tube I can believe that Conlock will do the job up to a point. But no matter how well it does or doesn't work, it feels like a bodge because for nearly a century, pin-grip, lug-grip and other types of slip conduit fittings were considered unreliable for maintaining continuity and could not be used as a CPC. For cheap slip jobs there was also 'close joint' tube, i.e. unwelded, that obviously couldn't be threaded and didn't exclude moisture and air from the cables. Only domestic and budget commercial work ever specced slip conduit and many contracts specifically prohibited it, so any pin grip system would definitely seem like a corner-cutting exercise.
 
Seem like you could only use it for exposed installations then, surely all of the screw joints would have to be readily accessible to ensure earth continuity.
The company are advertising that it’s been used on some fairly major sites.
I doubt that periodic checking of the tightness of the grub screws has been factored in to any costings.
I also know that on one site, that many of the grub screws are or will be inaccessible.
 
The company are advertising that it’s been used on some fairly major sites.
I doubt that periodic checking of the tightness of the grub screws has been factored in to any costings.
I also know that on one site, that many of the grub screws are or will be inaccessible.

I would imagine there are a lot lying on the floor too
 
Out of interest what size are the screws that hold this lot together ? Are they pointed ends ? Are they treated with threadloc or similar ?
 
Out of interest what size are the screws that hold this lot together ? Are they pointed ends ? Are they treated with threadloc or similar ?
Memory’s not great, seem to recall a 2.5mm Allen key fits.
Not sure about pointed or not?
 
It was used in a new build entertainment venue locally a few years ago.
Working on a few shows there I’ve seen a number of conduit joints which have fallen apart leaving the singles inside as the only thing holding up some parts of the conduit. They’ve probably been knocked a few times in the normal use of the installation, but they certainly didn’t stand up to it!

I can see it being ok for installations where the conduit is more decorative than functional, but not where actual mechanical strength is required
 
I'm curious why anyone would even use this. It's obviously not explosion proof or raintight, what purpose is rigid piping if not for those 2 purposes??
 
I'm curious why anyone would even use this. It's obviously not explosion proof or raintight, what purpose is rigid piping if not for those 2 purposes??

Mechanical strength.
 
I'm curious why anyone would even use this. It's obviously not explosion proof or raintight, what purpose is rigid piping if not for those 2 purposes??
Some customers only want the decorative effect of galvanised conduit in their oak barn garages etc , so the mechanical strength is not an issue as everything is fixed rigidly
 
I've mainly used conlock working down in Ireland. It is much much faster and easier to work with than normal conduit.

Makes fitting so much simpler. Doesn't matter if your cuts ends aren't perfectly square or if you're slightly off with your measurements as you have a couple mm inside your coupler / box.

No threading required just a small set/grub screw that needs to be tightened. As long as you make sure they are done up nice and tight it's very unlikely that the conduit will come apart.
 
The only experience I've had of it was in Dublin. It really takes the skill out of the job, but then most of the people i was working with barely had the ability to work out what cables were required for the circuit never mind putting up a simple piece of conduit. Don't think I'd ever use it myself, grub screw wouldn't be up to anywhere near as much abuse as a threaded joint.
 
The only experience I've had of it was in Dublin. It really takes the skill out of the job, but then most of the people i was working with barely had the ability to work out what cables were required for the circuit never mind putting up a simple piece of conduit. Don't think I'd ever use it myself, grub screw wouldn't be up to anywhere near as much abuse as a threaded joint.
What skill is there is cutting and threading pipe though?
 

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Any conlock converts on here?
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Leesparkykent,
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