How To Clean Old Cast Iron Drain Pipes
So with drain pipes those variables are unavoidable without proper maintenance.
How to clean old cast iron drain pipes. Making New Drain Connections to Old Cast Iron Drain Piping. Put a gallon of water on the stove to boil. Use a Natural Cleaner.
Be careful when unscrewing galvanized piping because the old threaded joints tend to rust through and can break. Spray the seam between the plug and the inside of the cast iron pipe. Pick a water softener to remove iron particles through an iron exchange system.
Structural pipe lining also known as cured-in-place-pipe lining CIPP rehabilitates a damaged cast iron drain pipe by using a felt liner and a special epoxy to create a pipe-within-a-pipe. This is a tool used by even some professionals to clean a cast-iron drain pipe and it isnt expensive. I have been using a sawzall and a grinder to gut through the old cast iron pipes.
Clean buildup from galvanized water pipes with water softeners but remember water softeners contain salt which corrodes galvanized piping. Wait ten to fifteen minutes for the baking soda and vinegar to foam and begin acting on the slime. This method is great when you have a clog but were talking about descaling the inner walls of the old cast iron pipes to.
Why Do Cast Iron Drain Pipes Fail. Our photograph of cast iron drain piping below left demonstrates two methods by which connections have been made to newer copper drain lines. The rust buildup is approximately 125 feet from a cleanout located in the 2 line at the point it connects to lead pipes.
Then topped off with molten lead to seal the joint and. Pipe Descaling is the most effective and safest method to clean out aging cast iron pipe. If the pipe were structurally sound these devices could easily solve the cleaning issue but we often see old cast iron pipe in a less than pristine condition.