Successful acoustic tests: cell door with handcuffs hatch
“The art of success consists in knowing how to surround yourself with the best” [John F. Kennedy] ? We have just passed our acoustic tests (att. 41 dB) carried out…
The Air Water Wind performance groups the specific characteristics of the tightness levels according to standards EN 1027 and EN 12208 for watertightness, EN 1026 and EN 12207 for airtightness and wind resistance.
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