The GFD-30 is a flush-mounted glass break audio discriminator, sensitive to noises above a cutoff frequency of approximately 5kHz. The unit is designed to fit inside any standard, single-gang, electrical switch box. They can also be installed directly into aprepared space in the wall, without a box enclosure.
See the "Info" section for details about shipping and delivery.
RAPID ALARM AND SECURITY CORPORATION
39 Manly Place
New Hyde Park, NY 11040
1516.488.7044
email us at: Info@rapidalarm.com
Copyright 1998 - 2006 Rapid Alarm and Security Corporation ~ Logos, trademarks and copyrighted materials remain the property of the original owner ~ used by permission.
