Drain — How To Unblock A Sewer

: Multiple fixtures are backing up simultaneously, or water is overflowing from the outdoor gully or clean-out pipe . DIY Unblocking Methods

Once your drain is clear, keep it that way: how to unblock a sewer drain

: Use a large bellows-style plunger to create pressure and dislodge soft clogs. Clearing a Main Sewer Line : Multiple fixtures are backing up simultaneously, or