MEZ-BALLOON, are high quality duct plugs for a temporary closing of circular ducts during leakage test, duct sealing or duct cleaning. Our duct plugs can be reused at least 10 to 20 times and can be pumped up with a conventional ball pump or compressed air. A clip to close and lock the plugs is also included. MEZ-BALLOON are mainly for circular duct but can be used for smaller rectangular ducts as well if the proportion of the dimensions are more or less equal.

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