Single-Size Test-Ball Plugs
Features:
- Made of natural rubber for excellent expansion and memory.
- Seals both round and out-of-round pipe.
- Zinc-plated steel chain and ring handle acts as an anchor to prevent plug from sliding down a line.
- Fits easily through test tees, sanitary tees, floor drains, and other tight situations.
- Broader expansion range than mechanical plugs.
