AEC-AI AEC-AI





Does your building need the visible signal devices?

SNQuestionYES or NO
Q1 Are buildings or portions thereof intended for use primarily by persons who are deaf or hard of hearing? Yes No
Q2 Could music and other sounds associated with performances exceed 100 dBA? Yes No
Q3 Is the ambient noise level more than 87 dBA in any floor area? Yes No
Q4 Do the occupants use ear protection devices? Yes No
Q5 Are the occupants located in an audiometric booth? Yes No
Q6 Are the occupants located in sound-insulating enclosures? Yes No



Developed by
Ziyutec Inc.
Tel: +1 604 370 3361
Unit 100, 10551 Shellbridge Way, Richmond, BC V6X 2W8
info@ziyutec.com
www.ziyutec.com