See how to install the SDC's Quiet Duo™ LR100DMK Kit into a Dor-O-Matic Exit Device for electrification.
More product information: https://sdcsecurity.com/LR100-QUIET-DUO-ELR-Kit.htm
Quiet Duo™ LR100DMK Dor-O-Matic Kit Installation
Posted on 05/17/2016
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