How To Install Pipe Through Concrete Wall
Cut a hole with some wiggle room for the new pipe.
How to install pipe through concrete wall. A true concrete hammer drill like a bosch sds type will drill through it like swiss cheese. Drilling the actual hole is the easy part. I would say drilling through the foundation is a lot less inherently bad than going through the wall. A small perforation of the foundation is not going to weaken it in any way.
Use the hole saw to cut a 4 1 8 inch circular hole in the concrete block wall. Cut away a 10 inch by 2 foot section of flooring. The mason parged some mortar around the inside and outside didn t pack it tight and that mortar has worked free creating a major gap and leak for my client. Many times shifting soil or a house settling can create a gap around the pipe and an escape route for water before it reaches the foundation drain pipe.
Most core drills are heavy cumbersome tools to work with so this is the time to recruit a. Seal off the drain hole in the wall with poured cement and caulking. Step 5 finish filling the trench. If you went through the wall you d want special framing and finish trim not just a pipe sticking through cedar shakes.
Feed the pipe through the hole and run it all the way around the foundation. Local code or your insurance may have an opinion but if it doesn t have any combustible material in the wall it should be doable for less than 450 to get through the wall. Seal up around the pipe at both ends with a concrete sealing caulk. When pipes pass through basement walls underground ground water can leak in around the pipes and through the concrete.
Getting the core drill set up is the hard part.