Division 09: Finishes
Explore specifications related to gypsum board, plaster, tile, ceilings, flooring, and painting. This division outlines how the interior of your project comes together visually and functionally.
🎥 Study Video
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📄 Cheat Sheet
Download our Division 09 cheat sheet with finish schedules, gypsum board types, and paint systems.
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💡 Instructor Insights
- Drywall specs (09 29 00) typically outline thickness, taping, and fire ratings.
- Acoustical ceilings and tile floors often cross-reference finish and mechanical sections — check closely.
- Paint systems include primer, base coat, and finish — confirm sheen and VOC compliance.
- Floor finishes may list adhesives and moisture barrier requirements — don't skip!
- Look for transition strip details between different flooring types.
📥 Quiz & Resources
Test your understanding of Division 09 – Finishes. Review the answers to make sure you're ready to estimate with accuracy.
- What section typically covers drywall specifications?
Answer: Section 09 29 00 — includes thickness, finish level, and fire ratings. - Why do ceiling and tile specs require coordination with MEP trades?
Answer: Layout, clearance, and penetrations often affect HVAC, lighting, and plumbing. - What should you look for in paint specifications?
Answer: Primer type, number of coats, sheen, and VOC compliance. - What hidden elements affect flooring installation?
Answer: Adhesive type, underlayment, moisture barriers, and crack suppression systems. - Why are transition strips critical?
Answer: They prevent tripping hazards and are often required between different floor finishes.
Division 09: Finishes
🔹 Key Teaching Points
1️⃣ Drywall Specs Define Performance
- Spec section 09 29 00 includes gypsum board types, thickness, and taping requirements.
- Check for fire-rated assemblies and Level 4 or 5 finish requirements.
2️⃣ Coordination is Key for Ceilings & Tile
- Acoustical ceilings and tile flooring specs often reference Division 23 (HVAC) and Division 26 (Electrical).
- Look for MEP clearance and layout coordination in ceiling plans.
3️⃣ Paint Specs Include More Than Just Color
- Check primer, number of coats, base finish, and sheen (flat, eggshell, semi-gloss).
- VOC limits are often required for LEED or health compliance.
4️⃣ Floor Finishes Come with Layers
- Specs may call out adhesives, crack isolation, and moisture barriers below the surface.
- Read carefully for required underlayment or substrate prep.
5️⃣ Transitions Matter
- Between carpet and tile? Vinyl and concrete? Transition strip details are typically buried in finish notes.
- Improper transitions lead to tripping hazards or failed inspections.
✅ Wrap-Up Summary
- Division 09 covers all interior visual and functional finishes — from drywall to flooring.
- Specs define material layers, performance, and even sheen levels.
- Missing finish info can cost you rework, lost time, or code violations.