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We replay a practical guide to firestop selection and explain why the right choice starts with the barrier, the penetration, and the tested UL system. We break down mechanical and non-mechanical firestop systems so you can seal penetrations correctly, support future cable adds, and avoid costly code violations.
• four selection factors: assembly type, barrier construction, penetrants, sealing method to restore rating
• mechanical firestop systems for vibration and shock tolerance
• cable transit systems and how inserts compress around cables
• fire-rated pathways for easy moves adds and changes
• factory fabricated sleeves, bushings, mineral wool, and AHJ approval
• non-mechanical options: putty, firestop caulk, cementitious materials, pillows, bricks, blankets
• firestop properties: intumescent expansion, endothermic heat absorption, ablative char formation
• why grout and plaster crack and fail as firestopping
• membrane penetrations versus through penetrations with real examples
• annular space limits and why too much or too little material fails
• seven jobsite tips: follow UL drawings, never mix materials, label and document, watch curing hazards and fumes
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Knowledge is power! Make sure to stop by the webpage to buy me a cup of coffee or support the show at https://linktr.ee/letstalkcabling . Also if you would like to be a guest on the show or have a topic for discussion send me an email at chuck@letstalkcabling.com

Chuck Bowser RCDD TECH
#CBRCDD #RCDD

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We record from BICSI CALA, Costa Rica to clear up a stubborn myth about the National Electrical Code and explain how it becomes enforceable outside the United States. Fernando Escelente frm the NFPA clears up some confusion. We also dig into how NFPA supports adoption across Latin America through translation, access, training, and certification as new technology and new NEC editions arrive.

• NEC as a reference code vs a legally adopted code
• How Latin American countries adopt different NEC editions
• Why outdated NEC versions create safety gaps
• The challenge of translating legal technical language into Spanish
• Using AI translation with subject matter expert review
• NFPA resources for access including NFPA Link
• Training and certification as the difference between rules and real compliance
• Local amendments and how jurisdictions tailor enforcement
• Timeline expectations for NEC 2026 translation and adoption
• Committee participation and why balanced panels protect safety
• Why adoption must be paired with training and inspection

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Knowledge is power! Make sure to stop by the webpage to buy me a cup of coffee or support the show at https://linktr.ee/letstalkcabling . Also if you would like to be a guest on the show or have a topic for discussion send me an email at chuck@letstalkcabling.com

Chuck Bowser RCDD TECH
#CBRCDD #RCDD

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We sit down with the Goldilock team to challenge the default “add more software” mindset and focus on a blunt truth: if a network is not connected, it cannot be hacked from the outside. We dig into how Layer 1 physical disconnection works with existing security tools, what it means for installers and PMs, and why protecting backups and controlling third-party access can change your blast radius overnight.
• Physical network disconnection as Layer 1 defense
• Why software-only security becomes an arms race
• Picking disconnect points based on a risk register
• Bulkhead and light switch analogies for technicians
• Using APIs to trigger disconnects from existing security tools
• Timeouts, default states, and safe reconnection practices
• Ransomware reality and why attackers go after backups first
• Retrofit and rack installation considerations for a 1U device
• Manual firmware updates, maintenance windows, and validation audits
• Third-party access windows with auditing and certainty
• Coordinating installers, PMs, IT, and OT through labs and simulations
• Future direction as AI speeds up attacks
If you're watching this show on YouTube, would you mind hitting the subscribe button and the bell button to be notified when new content is being produced? If you're listening to us on one of the audio podcast platforms, would you mind leaving us a five-star rating?

Support the show

Knowledge is power! Make sure to stop by the webpage to buy me a cup of coffee or support the show at https://linktr.ee/letstalkcabling . Also if you would like to be a guest on the show or have a topic for discussion send me an email at chuck@letstalkcabling.com

Chuck Bowser RCDD TECH
#CBRCDD #RCDD

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We explore how women build careers across ICT—from field installation and union apprenticeship to BIM-driven design and executive leadership—and why mentorship and culture make or break growth. The conversation closes with practical steps for newcomers and companies to open doors.

• why Women in Construction Week matters to ICT
• three career paths across field, design, and leadership
• first-day lessons and confidence under pressure
• BIM and Revit as force multipliers for delivery
• breaking stereotypes with results and skill
• how leadership sets culture and retention
• building intentional mentorship and clear ladders
• data center demand and the talent shortfall
• actionable advice for 19-year-old newcomers

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Wednesday night, 6 p.m. Eastern Standard Time, you know I do a live stream on TikTok, Instagram, YouTube, LinkedIn, anywhere I can figure out how to send that live stream to, where you can ask your favorite RCDD
Would you mind clicking on the cable code right there? You can schedule 15-minute one-on-one call with me after hours, of course. You can even buy Let's Talk Cabling merchandise

Support the show

Knowledge is power! Make sure to stop by the webpage to buy me a cup of coffee or support the show at https://linktr.ee/letstalkcabling . Also if you would like to be a guest on the show or have a topic for discussion send me an email at chuck@letstalkcabling.com

Chuck Bowser RCDD TECH
#CBRCDD #RCDD

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We dig into the cable combing debate with Henry Frank, separating myth from practice and explaining how modern Cat 6A design and standards testing changed the rules. Along the way, we talk PoE heating, short channels, culture clashes, and why neat work still wins trust.

• what cable combing actually is and why it matters
• where old randomization advice came from
• alien crosstalk explained clearly for installers
• manufacturer six-around-one worst-case testing
• PoE heat, LP ratings, and real-world bundle risk
• short channels and four-connector topologies
• when to comb for serviceability and pride
• why joining standards groups grows your career

If you're watching this show on YouTube, would you mind hitting the bell button and the subscribe button to be notified when new content is being produced
If you're listening to us on one of the audio podcast platforms, would you mind leaving us a five-star rating
Would you mind clicking on that QR code right there? You can buy me a cup of coffee
You can even schedule a 15-minute one-on-one call with me, after hours, of course

Support the show

Knowledge is power! Make sure to stop by the webpage to buy me a cup of coffee or support the show at https://linktr.ee/letstalkcabling . Also if you would like to be a guest on the show or have a topic for discussion send me an email at chuck@letstalkcabling.com

Chuck Bowser RCDD TECH
#CBRCDD #RCDD

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We break down why acronyms help experts move fast and why they lock out newcomers. We map old and new ICT terms, show how meanings shift across trades, and share a free handbook and simple rules to write clear, usable documents.

• barriers created by acronym-heavy talk
• MDF and IDF history and current TR and ER terms
• bonding and grounding updates including TMGB to PBB and TBB IBC to BBC
• multiple-meaning acronyms like AP, CO, DAS, RFI, FTP
• documentation best practice: write full term, add acronym, then use
• efficiency vs inclusion when speaking to mixed audiences
• regional and cross-discipline differences and how to navigate them
• free resource: ICT Terminology Handbook and why to share it
• encouraging questions and private, kind corrections

Go to Google, type in ICT Terminology Handbook. Download it and send that web link to a peer, an installer, or an apprentice so they can learn it.

Support the show

Knowledge is power! Make sure to stop by the webpage to buy me a cup of coffee or support the show at https://linktr.ee/letstalkcabling . Also if you would like to be a guest on the show or have a topic for discussion send me an email at chuck@letstalkcabling.com

Chuck Bowser RCDD TECH
#CBRCDD #RCDD

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We sit down with outgoing TR-42 chair Henry Frank to unpack how standards are made, why contracts turn “voluntary” rules into must-do requirements, and what’s changing in cabling for extended reach, fiber polarity, and the 568 family. Clear takeaways for installers, designers, and owners on navigating codes, specs, and practical testing.

• codes vs standards vs specifications and how contracts make standards enforceable
• keeping references current and using “most current including addenda”
• what TR-42 covers across media, methods, and use cases
• consensus process, ballots, and public review
• consolidation of 568.0, 568.1, and 862 into one reference
• fiber polarity challenges for AI and high-density links
• extended reach over copper and the focus on field validation
• myths and marketing terms like Cat 6e and “industrial” categories
• why TIA does not use Cat 7 or 7A and how Cat 6A was right-sized
• design tradeoffs: room placement, channel limits, and real estate impact
• how to participate in TIA, ISO, and BICSI standards work

If you're watching this on YouTube, would you mind hitting the subscribe button and the bell button to be notified when new content is being produced
If you're listening to us on the one of the audio podcast platforms, would you mind leaving us a five-star rating
Would you click on that QR code right there You can buy me a cup of coffee You can even schedule a 15-minute one-on-one call with me after hours, of course And you can even buy Let's Talk Cabling Merchandise
Wednesday nights, 6 p.m. Eastern Standard Time, what are you doing You know I do a live stream on TikTok, Instagram, YouTube, LinkedIn, Facebook, and anywhere else I can figure out to send the live stream to where you get to ask your favorite RCDD

Support the show

Knowledge is power! Make sure to stop by the webpage to buy me a cup of coffee or support the show at https://linktr.ee/letstalkcabling . Also if you would like to be a guest on the show or have a topic for discussion send me an email at chuck@letstalkcabling.com

Chuck Bowser RCDD TECH
#CBRCDD #RCDD

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We pull back the curtain on consulting engineering in ICT, from how designs are born to how they survive construction. Paul shares career paths, tools like Revit, and why proactive thinking beats fire drills every time.

• defining consulting engineering deliverables and value
• mapping information flow between owner, architect, and engineer
• career paths from field tech or college into design
• proactive planning for phasing, pathways, and capacity
• using brand standards and open specs to guide choices
• debunking non-standard cable marketing like cat 6e
• future proofing with spare capacity and pathway design
• leveraging Revit and BIM for clash detection
• balancing detailed notes with field readability
• construction phase duties: RFIs, submittals, site visits
• measuring success by RFIs, repeat work, and user reviews
• advice for curious techs aiming at consulting roles

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If the show is not a five-star rated show, reach out to me, tell me what I need to do to improve to make this a five-star rated show.
You can buy me a cup of coffee. You can even schedule a 15-minute one-on-one call with me.

Support the show

Knowledge is power! Make sure to stop by the webpage to buy me a cup of coffee or support the show at https://linktr.ee/letstalkcabling . Also if you would like to be a guest on the show or have a topic for discussion send me an email at chuck@letstalkcabling.com

Chuck Bowser RCDD TECH
#CBRCDD #RCDD