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Pneumatic Tube Articles about "Fire Collar"

Pneumatic Tube Fire collar The tubes of a pneumatic tube system run by different areas of a building. In the basement, the crawl space, in shafts, in the walls and above ceilings. In order to come from one area to another, there must be a big hole in the wall or floor.In connection to sound and heat insulation it is recommended that the open space around the tube is filled with insulation. 27-07-2018   27-07-2018
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