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Division 08

Division 08

Division 08: Openings

This division covers doors, frames, hardware, windows, louvers, and glazing systems. Understand the importance of coordination between openings and finishes, security, and egress requirements.

🎥 Study Video

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📄 Cheat Sheet

Download our Division 08 quick-reference PDF with hardware schedules, glazing types, and door specifications.

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💡 Instructor Insights

  • Check door and frame types, fire ratings, and finish schedules — they vary floor to floor.
  • Always cross-check the hardware schedule with Division 28 for access control or security references.
  • Glazing types (tempered, laminated, low-E) affect both code compliance and cost.
  • Coordination between storefront systems and weather barriers is essential — look for flashing details.
  • Don’t forget to verify swing direction and clear width for egress requirements.

📥 Quiz & Resources

Test your understanding of Division 08 – Openings. Review the answers to ensure you’re catching every door, frame, and glazing detail.

  1. Why do door and frame specs vary by floor?
    Answer: Different areas require different materials, fire ratings, and finishes based on use and code.
  2. What Division should be checked for access control coordination?
    Answer: Division 28 — for electrified hardware, security systems, and sensors.
  3. What types of glazing might be listed in specs?
    Answer: Tempered, laminated, low-E, and fire-rated — each affects cost and code compliance.
  4. Why is flashing coordination important in storefront systems?
    Answer: Poor waterproofing or sealant integration can cause major moisture issues and failures.
  5. What must be verified for code-compliant egress?
    Answer: Swing direction, clear opening width, panic hardware, and ADA accessibility.
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Division 08: Openings

🔹 Key Teaching Points

1️⃣ Check Door & Frame Details

  • Door and frame types can vary floor to floor — check every line of the schedule.
  • Fire ratings, material types, and finishes are often different per area.

2️⃣ Coordinate with Division 28

  • Access control systems, card readers, and electric strikes may be listed in Division 28.
  • Always cross-reference with the hardware schedule for accuracy.

3️⃣ Glazing Impacts Code & Cost

  • Tempered, laminated, or low-E glass may be required based on safety, energy, or location.
  • Fire-rated glazing is costly — don’t miss it in your estimate.

4️⃣ Weather Barrier Coordination is Key

  • Storefront and curtainwall systems must be integrated with Division 07 waterproofing.
  • Flashing, sealants, and drainage paths are often detailed in multiple locations.

5️⃣ Egress Compliance

  • Always verify swing direction, clear width, and hardware for egress compliance.
  • ADA and fire egress routes must be double-checked for each opening.

✅ Wrap-Up Summary

  • Division 08 includes all doors, frames, windows, glazing, and hardware.
  • Coordination is key — between schedules, plans, specs, and security systems.
  • One missed door detail can cause big delays or inspection issues.