Quiet Door Hardware Examined

Author: Brian Rhodes, Published on May 06, 2012

The incessant buzzing of electrified door hardware can drive people crazy. Is noisy door hardware the norm? In this note, we examine the causes of 'noisy' door hardware, examine the business case for buying 'quiet' hardware, and compare the cost of 'quiet' technologies to common alternatives.

Overview

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Why ***** ******

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The ******** ** *****

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Where ***** ******

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**********

*** ** ********** ****, ******** ****** ******** *** ** ******** to ******* *******. ** ****** *****, ******* ***** '***** ********** voltage' *** **** ******* **** ****** ** ** ** *****. As * ******, *** '*****' ** ******** ** ********* ********** in ***** ****** ******. ******** * ** ***** ****** ** operate ***** ******* ********* *****.

** *** **** ********* **** *****, ********* ***** **** ********* 'ultra *****'*** ***** ****** ********* *** ~$***. *******, **** ****** ** ~$*** **** than'***********' ******************.

*************, ******* ******* ***** ********* ******* ****-**** ***, ******* *** the *****-**** ** ****** ** *** *** *********, *** ** are ****** ** ******* ** ** **** ******. **** ******* hits *** ******, ** **** ****** **** **** ***********.

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