Questions tagged [cast-iron]
56 questions
18
votes
3 answers
How do I replace this cast iron toilet flange?
I have a big old gawd awful cast iron (at least I think it's cast iron, the house was built in 1940) toilet flange that is in sorry shape.
See?
There will never be a better time to replace it - as we have the floor above and ceiling below it open,…
The Evil Greebo
- 25,781
- 16
- 88
- 124
11
votes
2 answers
Why is it so difficult to cut through cast iron?
Recently, I was observing someone cut through a cast iron pipe and a cast iron radiator and even using a very powerful reciprocating saw, the cut was very slow. I have also previously had discussions with contractors who have also said that cutting…
Ian Turner
- 1,052
- 2
- 10
- 16
6
votes
4 answers
How to connect pvc to cast iron pipe that broke off right beneath concrete slab?
I was planning on adding a donut to the cast iron hub, but when I was removing the lead seal, the hub broke off entirely. Now I have a broken off 2 inch cast iron pipe right beneath the slab. How do I go about connecting the pvc to this? I was…
Max holloway
- 61
- 2
6
votes
3 answers
How do you replace a section of cast iron drain pipe?
circa 1929, Boston
The kitchen sink connects to cast iron inside the wall. Just below the connection the section of vertical cast iron pipe is rotten and leaking. A couple of feet above it ties into the vent and right below it connects into a hub,…
mcktimo
- 368
- 1
- 2
- 7
4
votes
4 answers
How can I safely cut this pipe with an angle grinder?
I have a two inch cast iron pipe w/cup coming up from a concrete floor. There used to be a connection at the cup for a sink drain. That piece was broken by my handy man and subsequently removed by me. Now I need to cut off the cup to facilitate…
holodigi
- 41
- 1
- 1
- 2
4
votes
1 answer
What is the composition of this 1940s era main drain line?
I have a main drain line running from my 1940s era single family residence in Las Vegas, NV to the city sewer. Given the time period I had assumed it would be cast iron, but when I dug down to it, it didn't quite look like cast iron I'd seen before.…
JG307
- 41
- 1
3
votes
2 answers
How should a section of cast iron piping be replaced?
I just discovered a leaking section of cast iron pipe in my basement. There is moisture around the joints, but I guess there could be pinhole-sized spots or a crack on the bit I can't easily see. I'm not sure how long it's been like this but I want…
Brian Lyttle
- 187
- 2
- 12
3
votes
3 answers
How to connect 4” PVC to broken sewer line?
I have a piece of broken cast iron pipe with almost no overhang. Wondering what are my options here?
Andrew
- 257
- 3
- 7
- 13
3
votes
3 answers
Is there a high temperature glue that I can use on a cook top?
We have a 1 year old Frigidaire gas range (This model or a near sibling, purchased from Lowes). The burner grates appear to be painted cast-iron, while the surface below them is a polished and painted metal of some sort. To protect the lower…
Scivitri
- 2,098
- 10
- 25
- 28
2
votes
1 answer
how to patch minor leaks at cast iron sewer pipe's joint
please see attached image, I am not sure whether it's a leak where the metal is split, or whether its corrosion where the liquid seeps through the metal. I am looking to patch this, somehow, can someone suggest how I should go about doing that? I…
Johnny
- 33
- 1
- 1
- 3
2
votes
1 answer
How can I repair a cinder block wall around a sewer line?
After having replaced ~30' of 4" cast iron w PVC, I'm left with two holes in the cinderblock foundation. The holes are the height of 1 block and about 1/2 the width of a block. These leaves a pretty significant hole around the pipe.
I'm inclined to…
dwcouch
- 33
- 1
- 5
2
votes
1 answer
Cast iron sewer pipe replacement
My sewer line runs through our basement wall to the septic tank. Due to shifting over the years the pipe has broken at the outside of the house. How do you go about removing the cast iron pipe out of the basement wall to replace with PVC?
Kristina Rainbolt
- 21
- 1
2
votes
4 answers
Can I Run Electrical Wire through sewage pipe/ vent
I'm trying to run new electrical wire from the basement to my 3rd floor apartment. There’s a cast iron vertical sewage pipe that goes in the exact route I’d like the wire to go. But there would be overlap with the first-floor toilet output.…
Stykes
- 125
- 6
2
votes
1 answer
How can I convert this cast-iron cleanout to a proper air-gapped drain?
My house's water softener and salt tank overflow currently drain through what appears to be a drilled-out cast iron cleanout cap in the basement, close to where the sewer line exits the house. This causes problems such as sewage smells and is not…
kg333
- 353
- 1
- 9
2
votes
1 answer
What material is my waste stack made of, and what can I do with it?
A number of years ago I had a plumber out who told me what type of waste stack this is, but I've since forgotten, and cannot find info online. He indicated that it should be replaced eventually (of course, that is any pipe, but you know what I…
Scheer
- 33
- 5