Cabling Through Firewalls

Author: Brian Rhodes, Published on Oct 02, 2014

Installing cables through firewalls is a classic installation issue. While avoiding them is preferred, sometimes doing so is unavoidable. Understanding how to do it right can be the difference between spending significant money rerouting cables or creating a serious safety issue.

In this note we examine cable firestopping, getting approvals, understanding rating and contrasting methods including Caulk / Putty, Conduit / Cable Tray, Grommets.

********** ****** ******* ********* ** * ******* ************ *****. ***** avoiding **** ** *********, ********* ***** ** ** ***********. ************* *** to ** ** ***** *** ** *** ********** ******* ******** significant ***** ********* ****** ** ******** * ******* ****** *****.

** **** **** ** ******* *****************, ******* *********, ************* ****** *** *********** ******* ********* ***** / *****, ******* / ***** ****, ********.

[***************]

*******

********* *** ******** ********** ** ********** ** ******* *** ****** of **** ** * ********. **** *** ********** ****** ** physical ********** ******* ********* ***** ***********, **** *** **** ******** ********* ***** **** *******, ** fabrication **** ********, ** *** ********** **** ******** **********.

********* ********** *** ***** *********** **** '***********' ******** ********* **** CMUs (************), ******* *********, ** ******** '**** **' ******. **** are ********* ***** * '**** ******' **** **** *** ** directly ** ******* ** **** **** *** ***** ****** ***** compromised. ** ****** ************, *** *** ********* * ** * hour *******, ******** ** ****** ******* *** ***** ********** ** many *****. ***** ** ** ******* ** ***:

***** *** **** ****** ** ***** ** ********* ****, ******** holes *** ******* ****** ******* **** ** * ******* *****. Any ****, **** * ***** **** * *** ****** ** diameter, ***** ******** ** *** ****** ********, *****, ** **** **** ** ****** ** * ******** and *** ********* ***** ** ****.

*********** ********* **** *****, ********, ** ***** ******* ** *********, but ** **** **** **** *****, ****, *** ***** **** spreading. *** ************ **** **** ** ****** *** ****** ** the ****, *** '***** ** *****' ******** * *** ** selecting ** ******** ****** *** ********** ** *********.

Approval ******

**** * ******** ***** ** ** **********, *** ***** **** is ******* *** ******** ** *** ******** ******* ** ***** AHJ. **** ********** **** ******* '** ************ *** *** ******' policy **** **** ** *******, **** ** *********** *********** ********* exist.

*** ***** *********, ********* ********* ** **** *********** *** **** approved ***************************** **** **** ** ****, ** **** **** ** ********* by ******, ******* ***********. ** ***** ********* ************ *** ** place, ********** *** *********** ***** ** **** ********** ** ****, labor ***********, ** **********.

Overview *****

*** (************* **** *******) **** ***** ***** *** ********** ** ************************** ************. ** ******** ** *** ********* ******* *** *****, but ******** ** *:**, * **** **** ***** *** ****** of ********** **** *********.

**** ** '**** *****' ******** *** ****, **** *** *** perform ********* ** ********* ********** ** *** ** ****. 

System ********

************ ******** ***** ***** * '******' **** ******* ******* *** parts ** *** ***********.  ********** **** *** **** ** *** hole, ** *** ***** ** ********/********** ******* ** *****, ** how **** ***** ** ******* ** ****** ** *****. *** bottom ****, ********** ****** '*** & *****'*********, **** **** ***** materials, *** **** * ********* ********.

Common *******

***** **** ******** *** ******** ** '************', ********* ********* **** **** ***** ***** *****.  

  • ***** / ***** *******
  • ******* / ***** ****
  • ********

******* ******** ******** *** ** ******** ****** **** *** ** purchased *** *********, *** **** ******** *** ***** **** **** internet-based, ** **-**** ******** ********* *** ********* * ********* ******* leading ** ** ******.

***** / ***** *******: *** ******** ****** **************** **** *** **** ******** *********** ***** ** *******. *** process ******** ******** * ****, ******** ******* **** **********, *** *********** the **** ******************** ** ***** ** **** *****.  **** ******, *** ******* costs **** **** $*** *** ********* *** * ****** **** of **** **** *":

******* / ***** ****: *** **** ******** ********** ****************** ******** ***** * ***-********** ****** (*******) ** * ****** filled **** **** ** ************************. *** **** ** *** *********** ***** ******* *** **** cables **** *******, *** ********** ******* **** *********** ***** ***** are *********.

***** **** ********, ***** ********* *** ********* *** **** *********. They ********* ***** ** ***** ******* $*** *** ***** *******, up ** $**,***+ *** ***** **** *******.  ***** ********* *** the **** ******* ************ **** **** ***********, *** **** ******* ******* ******** *** certification **********

********: ***** ****** ****** *** ******, ** **** ***** *** <4" *****, ***-********** ******* ** ******* ******** *** *******.  ******** **** ** ******* ** ******** ******* ******* ******, ** ********** ******* ** ******* **** **** *******, and *** ******* ** *** *** **** *** ****. **** type ** ******** ** *** ***** *********, ******* ******* **** than $** ****, *** **** ******* *** ***** ****** ** cables.

Comparison *****

*** ********* ***** *** ********** ** **** *****:

*******

*** ******* ********* *** ******** ********** ** ******** ***** ** 'mandatory **********' *** ***************************:

***** *** ******** ********** ** ***** ************,********************* ***** **** **** **** **** *** ******* ******** ** these ********* ** ** ******** ** **** ** ***** ***********.

When ** **-*****

********* *** **** ****** ** ** ***** *********** *** ****, even ** ** **** ****** ** ***** ****. ** **** cases, *** **** ** ********* * ***********, ****** *** *** rated ********** ** *** ******, *** *** ***** ******** ** install ** *** *** **** *** *********. ** **** *****, buying * *** ***** **** ** ***** ** ************ ******* due ** *********** *** ******* ****** ** *** ****.

 

Comments (16)

***** *** *** **** *******, *****. * **** ***** **** the ******** ****** *** **** ********** ** ****** **** ** the **********.

* ****'* *** ** ******* *** * ***** ** ** worth ******** *** **** *** ******* *** ********** *** ********* Having ************. *** *** ***** ** *** ***** **** *********, state *********, ** **** ***** ********** ******** **** * ***** in ******** ****** ***********. *** *** ****** ****** ** *******, state, ******, *** ************. ****** *** *** ** *** ** not ********!

* **** **** **'** (*** ******** ********** ********* ** * whole) *** **** ******** **** *** ***.*** ********** ******* ********* (*****) *** *** ***** ********** (*****), not *** ******* *** ******** **** ********** *********** (****), ** conjunction **** *** *** ******** ******** **** (***) ******** **** protection ******** *** * ********* ** ****-**** ************- *** ***** of ***** ** ****-********.*'********** *** **** * ****** **** *********** ************- ****'** ****** **** * ******** ** ****.

****** *** *** ********.

**'** *** **** **** *** ******* ******** ********** ***** ***** this. ** ****** **** *** *** *** ****** ** **** a ******** **** ******* ****.

* ** ******* *********** * ***** ** ********* ** *** lack ** ********* ********* *** ****/***, ***/*** *** *********, ***, prevailing ****, *********, **********, *********/*******, ** *** ******* ************ *********. BICSI *** *** **** ** ** *** ***** ** **** security ***********. ***** *** ***** * *** ********* ********* **** this ******** **** *** ***** ******** ********, ******* **, ******** companies, ** ******* ************** ***** **** *********** ** **** *** in ***** *******.

* ********** **** ******* ******** **** ** ***** ***** ******* our ******** ** ****** ****** ***** *** ****** **** *** other ****** * **** ****. ** *** (** *** ***) help ***** ********* ***** ********* ***** *** ** *** *****.

** **** **** *** *** ******** ** *** ****. ***** we *****'* **** **** ****** ***, **********, ** **** **** were *** ******* ******. ** ******** *** **** *********** **** in *** ****** **** **** ******* ********* ** ********** ** order ** **** ***** **** ***** ******* ***** ******. *********, they ***'* **** **** ** ******* *** *** *** ** the ***** ** *** *********. * **** ** *** ********* complex ******* **** *** *** ****** **** ** *** ********* burn ** *** ****** *** ** ***** ******** ******** ** CATV *****. ** ** *********, * ***'* ***** *** **** company *** **** ********* *** ***** *******.

** ******** ** *** *** *** **** **** *** ***** in * ****** *******? ** *** ***** ***** ** ***** a ******* ***** ***** *** ******* * *******. ***** *** also *** ******** (*-*) ***** ****** *******, ** **** ** they **** ***** ****** ** *** *** *******? *** ************ for *** *** ******** ***'* **** ** ******* ****.

***, ** **** ** **** *** ** *** *******, *** can *** **** **** *** ***** *******. **** ******* ******** cables ** ******* *****.

**** *******! * ** **** *** ******** ** * ***** would ****** ***** *** ********** ************. ** **** * *** of **** ** ***** ******** **** *********** ******* ** *** primarily * ********** ************** ******* *******. *** ****** *** ********** of *****. ** ******* ***** *** **** **** **** ** and ***** **** ***** *** ** ****** ************ *** **** cert *****. *****://***.**.*****.***/******** *** *** **** *** **** ***** *** varying ***** **** ** *** ************. ***** ** *********** **** in ************, ***** **********, ****** ***** ******* *** **** ** properly ****** *** ****** ** ******** ******* **** ****** **** don't **** *****. ** *** **** ************ ** **** ** important **** **** *** *** ************ ******* *** *** *** bid ******* *** ** ******* ********* *** **'* *** ********* that *** *** ********* *** ****** **. **** ******** ****** don't ****, ** ***'* **** ** ****, *** ** *** hospitol *****, *** ********* ****** *** **** ***** *** **** inspect **** **** ***********, *** **** *** *** **. **** if **** *** ***** ******* * ****, **** ***'* **** any ******* *** ****** ** ** ******* *** **** ******. Which ***** ** ***'* *** ***** ********** ****** *** **** to *** ********** **** ****** *** ***** ***** *** **********. It's * ********** ******* ********** *** **.

***, ******.

** ****:

"** **** * *** ** **** ** ***** ******** **** integrators ******* ** *** ********* * ********** ************** ******* *******."

** **** ******* ******** **** *********** ** *** ********* ******* the **** *** ********************?

****, ************ ***** *** ** ******* ***** *** **** ***** they ** ****** ****** ****** **, ****** **'* ***** *******, your ******** ** ******* **** ***** ***** *** *** ****'* an ******* **** ***'* ****** **, ****** **** *** *** cable ******* ***** ** **** *** ** ***** **** ********* in *** ******** **** ** ** ******* ** ** & IP. ** *** ********* ************ ** *** **** *** ** an ******* ** **** ******* ***** *** *******, *** ***'* have ** *** *** ********* ****** ***** **** ***** *** STI ****, * ****** **** ** *********** **** ***** **** a **** *** **** * ***** ** ***** ******* *** bushings ******* * ****. ** *** ***** ******* ** **" pre *** ******** ******* *** *** *** ***** ***** **** in ***** ******, **'* *** **** ****** * ******** **** of **** **** **** ****** ** ** ***** ******. **** gets ********** **** **** ***** **** ** *******, *******, ***** sheets ******, ***. ** * ****** *** ***** ** **** prints *** *** ******** ***** *** ****** ** ******* *** firestop ** ***** ****** **, *** ******* *** *** *** rigid ******* ** ***** $*-* **** *** * ** ** tube ** **** ***** ** ****** $**-** **** *** *** be ****** ** *** **** *** *** **** **** ****. This ** *** ***** **** ****** *** *****'* ********* ***** for **** ******* ** ********** ***** **** *** ***** *** sti ** *** ***** ** ****** **** ** ****** **** dried. ** * ****** *********** *** ******** **** * *" sleeve ** ****** *** * **** ** ******** ** ** the ***** *** $** ** ** **** *** ****** ** both ***** ** *** ******. *** **** ** ***** ****, pre *** ** ****. *** ** **** ** *** ******* we **** ** *** ******** ******** **** ******* *** **** expensive **** ******* * ********* ** **** *** ** *** and **** * ******* ** ******* *** ***** **** ***** edges. ****** **. *** ****** ******* **** **** ** **** a ****** ***** ** *** **** ***** *** *** ****** opting *** ***** *********. *** ****** ** ******* ***** ***** don't **** *** ** ******* ** **** ***.

***** ***. ****** *** *** ********!

** **** ***** ** **********:

"******'* **** ** *** *** ********* ****** ***** ************ *** ****, * ****** **** ***************** ***** **** * **** *** **** * ***** ** rigid ******* *** ******** ******* * ****. "

* '********* ********' ** ***** *** ********** *********** *** ************. Making **** *** **** *** ***** ***** ******* **** ******** insulation *** *** ******** ******* **** ******* ** ********.

* ***** **** ** *******, *** ********* ******* ***** ******* are ************* *******, *****, ********** ******, *** ******** (***** *** not ****** *********). *******, **** *** '**********' ** **** ******** in * *** ******* * ****** ** ******* ****** ******* a **** ** ***.

** ** ********* ** ***** ******** ************ ** '****** *************' deserving **** ****** ******** *** ******* *******. *** **** *** just **** ** ********* ******* ***** *********** **** **** *** doing ** *** ********.

* ********* ***** **** **** **** ** ****, *******, **** are **** ***** *** ******* **********:

*****://***.**.*****.***/******/**********/*********/***/*************/*****************************.***

*** "******" **. *-*-****, ********* **-***.

*** *** ***** ***** ** **** ****.

*****://***.**.*****.***/******/**********/*********/***/*************/*****************************.***

***** ** ********* *** *** ******, *** ***** *** *** i'm **** ******** ****.

*** ***** *** ** ** **** ** *** ****** *** Hilti *** **** ***** **** * *** * ***, ** I ** ***-*****!

************** ***'** ****** * *********** ******. ** ***** ** ** in *** ******** *** ******* *** ***** **** ** **** name ***** ***** **********, * "********" ** *** * ******* barrier, **'* * ****** **** ** ********.

******, *****'* ** ****** *********** **** "********"?

** ******* ***** ***** *** *** ********* ******* *********** *******. Now ** * ***** **** *** ** ********** ********* ** notice *** **** **** ** *** *** **** ****** ***** they **** ** *******.

*** ***** *** **** ******** **** ****!!!! :)

**** ** ****** *** ** ** '*** *' ******** **** comments ****. :)

Login to read this IPVM report.
Why do I need to log in?
IPVM conducts unique testing and research funded by member's payments enabling us to offer the most independent, accurate and in-depth information.

Related Reports on Cabling

Safes And Vaults Alarm Sensors on Jul 07, 2017
Vaults and safes are designed to protect valuables by enclosing them in steel or concrete boxes with thick doors and strong locks. However, any...
Access Control Course Winter 2018 on Jun 11, 2017
The Winter 2018 IPVM Access Control Course is now open; save $50 on early registration. IPVM offers the most comprehensive access control course...
Access Control AHJ Nightmares on Jun 01, 2017
For access control jobs, a single person can be the difference between finishing a job, costing thousands in extra dollars, and being profitable...
Alarm Circuits Guide on May 09, 2017
Alarm circuits are a fundamental element of wired burglar systems. Designing the alarm circuit greatly affects its performance. In particular,...
Last Day - IP Networking Course May 2017 on Apr 26, 2017
Today is the last day to register for the May IP Networking Course. This is the only networking course designed specifically for video...
Wires for Burglar Alarms on Jan 26, 2017
Most commercial and many higher end residential alarm systems rely on wired sensors. These require installers to run wires between the sensor and a...
HD Analog Usage Rising But Barriers Growing on Jan 09, 2017
The good news for HD analog is that its usage is rising, fairly significantly since our 2015 HD analog usage statistics. The bad news for HD...
IP Networking 2017 Book Released on Jan 02, 2017
The new IP Networking Book 2017 is a 197 page in-depth guide that teaches you how IT and telecom technologies impact modern security systems. The...
Selecting Wood Drill Bits For Installers on Nov 29, 2016
Running cables through studs is common for roughing in residential and some older commercial installs. To do this, you will need to drill holes in...
Cut Install Time 50% Claims Magdaddy on Nov 21, 2016
Modern commercial buildings frequently use open web steel joists that makes running cabling very challenging. Cables need to be run near to but not...

Most Recent Industry Reports

Security Robots Are Just Entertainment on Jul 21, 2017
Great entertainment, no real security value.  That is the happy (or sad) state of security robots in 2017. Knightscope robot's drowning, the...
Wireless Burglar Alarm Sensors Guide on Jul 21, 2017
Wireless sensors for burglar alarm sensors are an increasingly common option for the historical labor intensive wired alarm systems. However,...
Competing Against ADT on Jul 20, 2017
ADT is one of the biggest players in the security industry, with ~$4 billion revenue. In 2017, they were acquired / merged with Protection...
Hikvision Launching Deep Learning Recorders on Jul 20, 2017
Hikvision has become a common choice for super low cost NVRs. Now, Hikvision is aiming to move up market, with deep learning NVRs that claim far...
PR Campaign Exploiting Manufacturer Cybersecurity on Jul 20, 2017
Manufacturers increasingly have a bulls-eye on their back. As cyber security solutions providers grow, they realize a great way to get publicity...
Axis Door Station Tested (A8105-E) on Jul 19, 2017
Axis continues their push into niche markets, especially audio, with network speakers, an IP horn, and video door stations. We bought and tested...
Manufacturer Favorability Guide on Jul 19, 2017
This 120 page PDF guide may be downloaded inside by all IPVM members. It includes our 20 manufacturer favorability rankings and 20 manufacturer...
$8 Billion Utility Georgia Power Enters Surveillance Business Offering Avigilon And Genetec on Jul 19, 2017
Utilities are typically considered major customers of surveillance integrators but one utility, Georgia Power, with $8+ billion in annual revenue...
Knightscope Laughs off Robot Drowning on Jul 18, 2017
A day after a Knightscope robot drowned, Knightscope has issued an 'official statement' making fun of the issue: The implied message is that...
Microsoft Video AI Cloud Services Examined on Jul 18, 2017
Microsoft has released one of the most amazing video analytics marketing videos ever. In it, they detect oil spills, track individual people giving...

The world's leading video surveillance information source, IPVM provides the best reporting, testing and training for 10,000+ members globally. Dedicated to independent and objective information, we uniquely refuse any and all advertisements, sponsorship and consulting from manufacturers.

About | FAQ | Contact