20, 60, 90 min and 3-hr Fire 3 PSI Blast STC 43 to 64 and NIC 70 assembly.
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Since 1949 IAC Acoustics has installed more than 100,000 sound control doors in a wide variety of applications with STC (Sound Transmission Class) ratings from STC 43 to STC 64 and NIC 70 assembly. All IAC sound-rated door designs are tested in a NVLAP accredited Aero-Acoustic Laboratory. Of greater importance is consistently high in-field noise reduction attained under actual job conditions. IAC delivers a fully factory assembled door unit including leaf, time saving split frame, seals, latching hardware and glazing. IAC Noise-Lock® custom doors are designed to meet your specific functional and dimensional access requirements.