How to Rewire a House With Plaster Walls?

If your home has plaster walls, you’ll need to use a different process to rewire them than you would with drywall. First, determine where you want to run your new wiring. Then, use a drill to make holes in the plaster at intervals along your chosen route.

Next, insert plastic anchors into the holes and screw them in place. Now you can thread your wiring through the anchors and secure it with wire staples. Finally, patch up the holes with joint compound and repaint as desired.

  • If you are planning to rewire a house with plaster walls, there are a few things to keep in mind
  • First, you will need to remove the old wiring
  • This can be done by carefully chiseling away the plaster around the wires
  • Once the old wiring is removed, you can then start running new wires through the walls
  • Be sure to use wire that is rated for use in plaster walls
  • Also, be sure to attach the new wires securely to avoid any electrical problems down the road

Fishing plaster walls- knob and tube rewire

Replacing Knob And Tube Wiring in Plaster Walls

If your home was built before the 1950s, there’s a good chance it has knob and tube wiring. While this type of electrical system is not necessarily dangerous, it is outdated and not up to code. That means if you want to sell your home, you’ll need to replace the knob and tube wiring.

And if you’re planning any major renovations, you may want to do the same. The first step is to have an electrician come out and assess your current electrical system. They will be able to tell you if your knob and tube wiring needs to be replaced and give you an estimate for the work.

Once you have that information, you can start making plans.

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If you decide to replace the knob and tube wiring yourself, be aware that it’s a big job. You’ll need to remove all the plaster from your walls in order to access the wires.

That means patching and painting once the job is done. If you hire a professional, they will take care of all that for you. The most important thing is to make sure the job is done right.

Knob and tube wiring may be old-fashioned, but it’s still electricity we’re talking about! So whether you do it yourself or hire someone, just make sure everything is up to code before turning on those new lights.

How to Rewire a House With Plaster Walls?


How Much Does It Cost to Rewire a House With Plaster?

The average cost to rewire a house with plaster walls is $2,500. This includes the cost of materials and labor. The cost will vary depending on the size of the house and the number of rooms that need to be wired.

Can You Rewire a House Without Removing Walls?

If you’re planning on rewiring your home, you might be wondering if you can do so without removing any walls. The answer is generally yes, but there are a few things to keep in mind. First, it’s important to understand that most homes have two types of wiring: knob-and-tube and Romex.

Knob-and-tube wiring is the older of the two and consists of two insulated wires (one hot, one neutral) running through ceramic tubes or knobs. This type of wiring is often found in homes built before 1950. Romex wiring, on the other hand, is newer and consists of several insulated wires (hot, neutral, and ground) running through plastic conduits.

It’s this type of wiring that’s most commonly found in homes today. That said, it is possible to rewire a home without removing any walls by working around the existing wiring. However, this can be a tricky and time-consuming process, so it’s important to hire an experienced electrician if you’re planning on taking this approach.

Additionally, because existing wiring will need to be moved or removed in order for new wiring to be installed, there’s always the potential for damage to your home’s structure. For these reasons, it’s usually best to bite the bullet and remove at least some walls when rewiring a home – especially if you’re dealing with knob-and-tube wiring, which can pose serious fire hazards if not properly maintained.

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How Do You Run Wire Through Plaster Walls?

If you’re running wire through plaster walls, you’ll want to start by drilling a hole in the wall. Then, thread the wire through the hole and use a screwdriver to attach it to the electrical box. Next, use pliers to twist the wires together and secure them with tape.

Finally, reattach the plasterboard and finish up by taping over the hole.

How Much Does It Cost to Rewire a House Without Removing Drywall?

The cost of rewiring a house without removing drywall will vary depending on the size and layout of the home, as well as the number of outlets and switches that need to be replaced. However, on average, the cost to rewire a house without removing drywall is between $1,500 and $3,000.


If you’re looking to rewire a house with plaster walls, there are a few things you need to keep in mind. First, you’ll need to remove the old wiring. Next, you’ll need to install new electrical boxes and run new wires through the walls.

Finally, you’ll need to patch up the walls and paint them to match the rest of the house. With a little bit of work, you can have your house rewired and looking great in no time!