brightspark
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is anyone using stud finders to find joists on ceilings .how good and what make and price tnx
need to find roof joists in ceiling without much damage to install 8 recessed lights in a new house it has cross brace noggins in as well that have to be missedI usually find if you make a cut out to fit a dry lining box you'll find a stud straight away!
sometimes it can take up a couple of hours poking with a thin screwdriver to miss pipes and joists before you can get them all lined upNot a job I like to do! Took me most of a day to get the positions and spacing correct in my last House's kitchen.
Spacing should be 400mm on the joists but the noggins could be anywhere.
I have used a few cheapish stud finders with mixed results, my go to now is same as MetalMonkey, neodymium magnets for locating nails & screws.is anyone using stud finders to find joists on ceilings .how good and what make and price tnx
But copper is not magnetic. So unless it's a metal stud wall you'll not find much.High power neodymium magnet, like a button one or an old hard drive magnet, wrapped in some masking tape. Surprisingly effective!
If you have money to burn the "stud buddy" is effectively the same thing.
Never had much luck with the electronic ones.
I've tried loads ... only 1 I found reliable was the Bosch "radar" items, at the time they were £600 a pop but accurately found everything ... I was on the bverge do buying one when I changed jobs
2 jobs would pay for it I think
I tend to go for the magnets for finding joists n things, I have a stack of 20 that come in really handy but I have a Bosch that as above is good but sometimes gives a false positive (better that than the other way) it's this one.
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Bosch Multi detector
This cordless professional multi detector is specially designed for detection of metal, steel frames and electrical wires.www.diy.com
I think it is, saw it on YouTube, think it was on a Nick Bundy vid.
I never totally trust it which in a way is a good thing as I've hit my fair share of water pipes in the past fitting downlights!
If in doubt I will shove an old sharpened screwdriver through then slip a bit of bent wire the size of the light through the hole and rotate it 180deg this usually pinpoints any obstructions and can easily be filled if there is!
Sy