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Fullyear > PRONAL > Stoppers

Inflatable stopper

PRONAL inflatable stoppers are used:
- to test pipes for leaks under pressure 
- to isolate pipes during maintenance operations
- to make temporary seals to avoid run off of toxic products.
Thanks to the materials employed and the suitability of their design, PRONAL inflatable 

stoppers are ideal for all types of pipes.

Advantages : 
- simplicity and speed of installation,
- completely leakproof,
- safe to use,

- suitable for a wide variety of pipes : concrete, castiron, 

steel, stainless steel, PVC,

- sturdy and long service life.

A highly diversified range of products :
- one of the widest range of products on the market,
- from standard to made-to-measure : models for low pressure and high pressure environments

 (over 100 bar depending on requirements)
- a choice of shapes : cylindrical, ovoid, square ...
- no size limits : up to 3,000 mm in diameter,
- specific models which comply with particular specifications.


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