This Sponge Cleaning Ball is a vital tool for maintaining clean and clog-free concrete pump pipes. Made from durable, high-density foam, the ball expands to fit snugly inside the pipe, pushing out any leftover concrete or buildup when flushed with water or air.

✔️ Soft, medium, and hard density options
✔️ Reusable and easy to clean
✔️ Prevents concrete hardening inside pipes
✔️ Suitable for the daily maintenance of all pump types