The Melaphone Speech Unit is an ingenious product developed originally for British Rail Stations, where clear hearing of the voice was paramount. Today the same need is current in Cleanroom environments. To meet the strict demands for cleanrooms, we have obtained accreditation to ISO 14644-1 Level 5 and this unit is now also available in Stainless Steel Type 316, meeting the highest standards. Valuable features are that it is easy to fit, has no electrical parts and is completely safe, hygienic and is totally reliable. Our product is now being listened through in many new installations taking place around the world.
ILM Guide 2026/27
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