Keep in mind the putty is what will stop the leak the wrap will harden and hold the putty in place.
Cast iron drain pipe repair paste.
Pvc pipe vs cast iron s and pinholes on cast iron pipes simply connect your trap to drain pipe the problem with epoxy pipe lining ductile iron pipe and ings saint methods to repair cast iron sewer drains without digging throughhercules 16 oz pipe joint sealant 306142 thedisconnecting a lead oa seal on cast iron read more.
This is a great diy how to blend of two methods of patching cast iron drain line.
A do it yourselfer can repair small leaks in joints and small holes but a professional should handle large leaks.
I have a main sewer drain pipe going from upstairs to downstairs and just noticed a very slight amount of water beading up around the joint where the cast iron pipe joins a coupler.
Leak stopper product will help.
This material looks old and is starting to become brittle.
This is meant to be a permanent repair the wrap will harden like a cast.
Next we use a pipe video inspection camera to determine how long the break or crack in your cast iron pipe is.
Leaks are usually caused by corroding sections often around the leaded joints.
We then use a high pressure water jetted to clean the pipe.
Contrary to the comment below this is not a temporary repair.
Step 1 determine where damage is located determine where the pipe is still solid by running your hand along the bottom of the pipe since this is usually where the rust is located.
Cast iron pipes last for a long time but this does not mean they cannot become damaged and start to leak.
It looks as if there is a putty of some sort around the fitting sealing it.
Need to repair a leak in a drain pipe no pressure pipe.
Cast iron should be kept in dry conditions to avoid rust.
Then a long polyester felt tube is cut to the correct length and a special two part epoxy resin is mixed together that hats up to a 180 degrees fahrenheit in about 30 minutes.
Learn more about rubber flex.
Rubber flexx waterproof tape is great.
Amazon link to great products that every diyer and handyman should know abo.
After the pipe is clean we use the patented perma liner epoxy resin to create a new pipe.
Yes this will work on cast iron pipes.
We repair cast iron pipes using the trenchless repair method.
We use a picote drain cleaning machine to remove rust and loose debris.