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