Pipe Relining a 4"x2" downpipe through the slab back to 90mm underneath with a few bends and out to the pit.
Okay so we're now camering from the downpipe.
As you can see, we've relined through the 4"x2" downpipe adaptor at ground level, through the 90mm 90 and finished at the overflow pit.
Click here for more information: revolutionpipe...