Plaster walls was done two ways lath and plaster or plaster over plaster board which is basically drywall.
How to run recessed lighting wiring plaster walls.
Make the wire connections inside a new metal junction box.
Insert screws through the holes in the top flange and screw them into the surface of the plaster and lath wall with an electric screwdriver.
Spend the money on electrical as its best not to mix copper and aluminum wiring.
Light manufacturers usually have guides that can help in placement.
Bring old light fixtures wired with knob and tube wiring up to code by installing an electrical box in the plaster wall.
Repairing plaster is easy and cheap.
What you describe sounds like rocklath plaster.
Repeat to connect and install the remaining recessed light housings.
And it can look neater than you might think since you can paint the parts to match the walls.
Watch the entire process step by step.
Do not tighten too firmly or you will puncture the.
You can repair like drywall for the most part.
As suggested a hand saw will cut it just fine but a hole saw in a drill will cut the right size for recessed light cans if you have the correct.
Begin by wiring the black wires on the recessed light to the black wire on the romex electrical wire.
Here s how to do it without breaking the plaster and lath.
I m thinking that is a waste of resources and a big mess if i am not moving walls or anything like that.
Attach the connections with wire caps and run the pieces of wire between each recessed light.
That price didn t sound bad.
The actual install of recessed lights here https youtu be 5yc8aqnvqqg the long bit is actually used.
Pick up parts and apply for a permit.
One electrician i spoke to says the best thing to do is to just gut all the walls and run new wires.
Drywall mud will become your best friend.
3 8 something sililar to drywall plaster in 1 2 coats usually about 3 4 thick.
I need to replace nob and tube wiring with new standard wiring in a 70 year old house that has plaster walls.
Fix old house wiring problems.