Blanco Wall Refinsh
Services
Services estimated based on license classification. Claimed businesses can customize their service list.
About the C-8 — Concrete License
The C-8 Concrete license authorizes contractors to mix, pour, and finish concrete for a wide range of residential and commercial applications. This includes foundations, driveways, patios, sidewalks, retaining walls, and decorative concrete work like stamping and staining. Concrete is one of the most versatile and durable building materials, and proper installation requires significant skill and experience. Factors like mix design, reinforcement, curing conditions, and finishing techniques all affect the final product's strength and appearance. California's seismic requirements add another layer of complexity, particularly for foundation work. When hiring a C-8 contractor, ask about their experience with your specific project type, the concrete mix they recommend, and how they handle weather-related scheduling challenges.
About the C-9 — Drywall License
The C-9 Drywall license covers the installation, taping, texturing, and finishing of drywall (also known as sheetrock or gypsum board). Drywall is the standard interior wall and ceiling surface in modern construction, and the quality of its installation directly affects the appearance of a finished room. C-9 contractors handle everything from hanging sheets to applying final textures and finishes. Different projects require different finish levels, from basic garage walls (Level 1-2) to smooth, paint-ready surfaces (Level 4-5). Specialty applications include moisture-resistant board for bathrooms, fire-rated assemblies, and soundproof installations. When hiring a C-9 contractor, specify the finish level you expect, discuss texture options, and ask about their process for minimizing dust. Quality drywall work is essential for a professional-looking final result.
💡 Tips for Hiring a Concrete Contractor
- Ask about the concrete mix design and reinforcement planned for your project
- Discuss decorative options like stamping, staining, or exposed aggregate
- Inquire about curing time and when you can use the finished surface
- Get a plan for drainage and slope to prevent water pooling
- Ask how they handle weather delays, as concrete work is weather-sensitive
✅ Verify This License
Always verify contractor licensing directly with the Contractors State License Board (CSLB) before hiring. You can look up license #1139755 to confirm it is active and check for any complaints or disciplinary actions.
Check on CSLB.ca.gov →🏢 Are you Blanco Wall Refinsh?
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Claim This Page →Frequently Asked Questions
What does a C-8 Concrete license cover?
A C-8 license covers all concrete work including mixing, forming, pouring, and finishing. This includes foundations, slabs, driveways, patios, sidewalks, retaining walls, and decorative concrete like stamped and stained finishes.
How long does concrete take to cure?
Concrete reaches about 70% of its strength in 7 days and full strength in 28 days. However, you can typically walk on it after 24-48 hours and drive on a driveway after 7 days. Your C-8 contractor will advise on specific timing for your project.
What does a C-9 Drywall license cover?
A C-9 license covers the installation, finishing, and repair of drywall including hanging, taping, mudding, texturing, and achieving various finish levels. It also covers popcorn ceiling removal and specialty drywall applications.
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