How to run this cable?

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CAPP0

Original Poster:

19,676 posts

205 months

Saturday 4th February 2017
quotequote all
I want to put a pair of lights on the two pillars either side of my front door, as below:



Power will come from the garage on the right, so he rh lamp will be straightforward. But for the left, although the void above the porch is clear, there's no apparent way to get a cable from the void to the lamp (I guess about 5' off the ground). I've looked under the soffit and there's no access into the pillar. I guess it'll have to go straight through the pillar and then into some trunking and up into the void that way? But alternative suggestions welcome! Rear view of pillar



r1flyguy1

1,569 posts

178 months

Saturday 4th February 2017
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Whats above the opening? Does it go straight up to a second storey or pitched roof with a soffit?

Ahbefive

11,657 posts

174 months

Saturday 4th February 2017
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I'd be tempted to chase it into the mortar so its not seen.

dxg

8,339 posts

262 months

Saturday 4th February 2017
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You've got an RC lintel with a steel angle, so presumably a cavity wall above. Are they butting right up against each other? Might you be able to break into the cavity and push something down between then? What's the insulation situation and is there a cavity tray (if yes to latter than forget that idea, but I don't see any weeps).


r1flyguy1

1,569 posts

178 months

Saturday 4th February 2017
quotequote all
If its just a soffit above I would be inclined to run the cable through from the garage and drop the cable out above the location of the lamps. Depending on the type of lamp, they might hide the cable to a degree.

talkssense

1,375 posts

204 months

Saturday 4th February 2017
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A long drill bit at an angle straight up into the void above

CAPP0

Original Poster:

19,676 posts

205 months

Saturday 4th February 2017
quotequote all
talkssense said:
A long drill bit at an angle straight up into the void above
Hmm, that's a possibility, I do have a couple of very long masonary bits.

In answer to the point above about the lintels etc, they seem rather over-engineered to me! They "only" support the garage roof (see pic below) which is completely void and only constructed from fairly light timbers, although of course the tiles will be heavy. But there are no walls above (well, a couple of courses from the pillar to the house. But there's no apparent/obvious gap where I could get a cable through, and since I'll likely be pushing it upwards (downwards and through a small hole seems pretty j likely to succeed), there would need to be an appreciable gap for it to stand a chance of getting through.

I guess chase the mortar is another option if all else fails.



r1flyguy1

1,569 posts

178 months

Saturday 4th February 2017
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Is the roof space hollow easy to access? Is that an option?

Just come through from the back of the tile if its not brickwork to the eves, and drop down to your lamp locations use conduit which you can paint to somewhat near the brick colour.

I would not have thought the tiles are fixed solid and hope theres a bit of play in them to drop a cable behind.

I think chasing out the brickwork will look unsightly but if its your final option!!

Edited by r1flyguy1 on Saturday 4th February 16:46

JM

3,170 posts

208 months

Saturday 4th February 2017
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Fit a solar powered all-in-one light, no need for cables.




gtidriver

3,362 posts

189 months

Saturday 4th February 2017
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Position the light on the pillars, drill up at 45 degrees through the first course of brick, id then use a couple of Super rods and poke them up the hole, then go hunt the rods in the loft area. Should be quite easy.

Spare tyre

9,763 posts

132 months

Saturday 4th February 2017
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What about using a bit of wood with a cable channel routed out, fit it to the ceiling

Paint brown to disguise

finlo

3,798 posts

205 months

Saturday 4th February 2017
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Is the pillar not hollow? If not conduit down the back and drill through.

CAPP0

Original Poster:

19,676 posts

205 months

Saturday 4th February 2017
quotequote all
The ceilng (soffit) isn't the issue, that's clear, it's the drop to lamp height. The pillar may well be hollow (I'd be surprise if it's not) but the top of it has no obvious exit point.

I think I'll try the super rod suggestion and report back!

gtidriver

3,362 posts

189 months

Saturday 4th February 2017
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Do you have a set of rods???

CAPP0

Original Poster:

19,676 posts

205 months

Saturday 4th February 2017
quotequote all
gtidriver said:
Do you have a set of rods???
No. I've got a very old nylon draw line somewhere, but if I drill and think there's a good chance, I'll grab some rods from somewhere.

gtidriver

3,362 posts

189 months

Saturday 4th February 2017
quotequote all
Another way is to remove the no 6 and drill through the cement line wih a small drill bit, once into the cavity wiggle a piece of cable about and you should be able to push a load in, if it goes in then the cavity is empty. If its empty maybe shine a torch into the hole and have some one in the loft to look to see if the can see light, if you can't see light or there isnt a hollow in the pillar putting the no 6 back on will hide the hole.

gtidriver

3,362 posts

189 months

Saturday 4th February 2017
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Where abouts are you? ive got most of the Super Rod set.

CAPP0

Original Poster:

19,676 posts

205 months

Sunday 5th February 2017
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gtidriver said:
Where abouts are you? ive got most of the Super Rod set.
That's very good of you to offer, thanks. I live in Kent, near W Malling, and I work at Tower Bridge & Green Park. That any good?

gtidriver

3,362 posts

189 months

Sunday 5th February 2017
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I'm Ramsgate way but have family at kings hill so could visit them before or after seeing you..

megaphone

10,804 posts

253 months

Sunday 5th February 2017
quotequote all
JM said:
Fit a solar powered all-in-one light, no need for cables.

I have a couple of those, they work well, one has died in under two years. They're 'only' £15 so not too expensive to change.