Can you replace a section of cast iron pipe?

The “Spot Repair” Cast Iron Repair The “Spot repair” is defined as replacing a small section of cast iron pipe inside crawl space or slab with PVC pipe. Most of the time these repairs involve breaking a small section of flooring and replacing the worst sections of cast iron with PVC pipe.

What is the best tool to cut cast iron?

But when cutting through solid cast iron, a saw or cutting tool with a diamond saw blade is the best choice to make a cut in a straight line.

Can you replace cast iron with PVC?

Since cast iron is no longer used for residential sewer systems, you need a way to connect new PVC pipe to your old cast iron system. Or you’re thinking about repairing leaks in an older home’s system to prolong the inevitable — replacing the entire system (which, btw, is our recommendation).

Will JB Weld work on cast iron?

Use of Epoxy Putty to Repair Cracked Cast Iron First, buy epoxy putties such as Quick Steel or JB Weld at your local hardware store. These two types of epoxies will serve as glue and will adhere to cast iron and fill the crack with a safe seal.

What can I use to replace cast iron pipe?

One solution to this is to replace your old cast iron pipe with a section of PVC pipe. Most people do not feel confident enough to do this procedure for themselves, and choose to call in a plumber. However, if you have some basic home improvement skills, you should be able to replace the cast iron pipe with a PVC pipe on your own.

Can a cast iron drain line be replaced?

Lanny, who lives in Campbellsville, KY, asked me a great question about old cast iron drain pipe. “I’m going to renovate my bathroom and my main drain line for the water and sewer is the old black cast iron pipe. Is it against the code to keep the cast iron pipe or do I have to replace it with the PVC pipe?”

What happens to cast iron when it is repaired?

The cast iron on each side of the repair will go bad e.g. crumble, crack, break, leak, etc. That’s just the nature of the material. As the metal repeatedly comes into contact with the wastewater that runs through it, it deteriorates.

What’s the difference between cast iron and cast iron pipe?

What’s more, modern cast iron pipe is made differently than the old cast pipe. A hundred years ago they actually had molds they poured the molten iron into to make the pipe. These molds could have places where the side walls of the pipe were thinner than other spots. These thin sections could rust away.

What can be used to cut solid cast iron?

Continue until the cut is made completely along the marked line. Handheld rotary tools with diamond cutting wheels and tungsten carbide cutting bits can cut through smaller pieces of cast iron. These cutting accesories are available in a wide range of sizes for making precise cuts where a reciprocating saw might remove too much material.

What kind of blade do you use to cut cast iron pipe?

Use a carbide blade designed for metal, and plan to go through more than one blade. The main reason to cut out a section of cast iron and splice in a plastic pipe is to replace a section of rusted pipe or to tap into an old drain pipe with a new connection.

Can a cast iron drain be replaced with plastic?

Today, cast iron is pretty much a dinosaur (at least in residential construction) that gets replaced with plastic whenever it fails or needs work. Cast-iron pipe is extremely heavy, and it’s prone to rusting through (after all, it’s just iron), especially on horizontal drains that may hold standing water.