Pneumatic conduit plugs
To protect against accidental pollution by sealing ducts
Plug is hold in place by an armature & inflates in case of emergency to plug...
Maintenance of purification networks for wastewater treatment plants or...
3DPLUG has a large inflation range, with only 3 stoppers
they cover all...
Stoppers for leak-tightness on onshore & offshore conduits.
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