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Suspended Ceilings


Driller

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fast fix circular box.

job done!

not sure that complies mate (not that we haven't done it) as the circular box isn't fire resisting? in reality, some ceiling you can't use a galv box so it will be plastic.

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not sure that complies mate (not that we haven't done it) as the circular box isn't fire resisting? in reality, some ceiling you can't use a galv box so it will be plastic.

Yep you can and im talking 5839. We use porcelein conectors IF we have to make a Joint BUT not when the joint is behind a detector. How is the fire integrity diminished when the appeture is protected and sealed by a Smoke detector. False ceilings are only half hour and one hour IF clipped down to the grid. Appetures have to be sealed and the detector does the job.

Customers!

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We have used loads of these on plaster ceilings

Agreed but definately 20mm B/E U box on false ceilings. You guys wasting your dosh on galv pehh!

Another note: i never conect the earth to the detector base. i use a yellow crimp and earth the U box with a single M4 (2x 1.5 in single crimp).

Customers!

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