You are here : Home >
>
>
> For the leak-tightness testing of manholes in air OTR

Stopper » Specific » For the leak-tightness testing of manholes in air OTR

 Pour test à l’air des regards OTR
 Pour test à l’air des regards OTR Pour test à l’air des regards OTR Pour test à l’air des regards OTR Pour test à l’air des regards OTR

The OTR range of inflatable stoppers is designed for the testing of the leak-tightness of manholes in sanitation systems, for diameters ranging from ...Read more

Need more product information?Contact us

Customer service The customer service team of Pronal
will reply you at +33 (0) 3 20 99 75 00

Opening hours
Monday to Friday from 8:30 to 17:30

The OTR range of inflatable stoppers is designed for the testing of the leak-tightness of manholes in sanitation systems, for diameters ranging from 300 to 1000 mm.

These stoppers are manufactured from a reinforced elastomer material, finished by hot vulcanization in an autoclave. 200 mm in height, regardless of the diameter of the line concerned, stoppers are equipped with two through tubes, one for pressurization and the other for the control of the 100 mbar test pressure. The flexibility and lightness of this product are conducive to its insertion and deployment.

The OTR range of inflatable stoppers is designed for the testing of the leak-tightness of manholes in sanitation systems, for diameters ranging from 300 to 1000 mm.
« Back
+33 (0)3 20 99 75 00

Energy sector

Standard or customized range's design of seal, lifting bag, tank, stopper and compensator

Our products