Cell - Crete Corporation
Services
Services estimated based on license classification. Claimed businesses can customize their service list.
About the C-2 — Insulation & Acoustical License
The C-2 Insulation and Acoustical contractor license covers the installation of insulating and acoustical materials for thermal, sound, and fire protection purposes. This includes installing insulation in walls, attics, and crawl spaces, as well as acoustical ceiling tiles and soundproofing systems. With California's strict energy efficiency requirements (Title 24), C-2 contractors play a vital role in helping homes and businesses meet building codes and reduce energy costs. Proper insulation can significantly lower heating and cooling bills while improving indoor comfort. When hiring a C-2 contractor, ask about R-value recommendations for your climate zone, the types of insulation materials they use, and whether they perform energy audits. Quality insulation work is one of the best investments homeowners can make for long-term energy savings.
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 C15 — C15 License
A C15 (C15) licensed contractor in California is authorized to perform specialized work in their trade area. California's Contractors State License Board (CSLB) requires contractors in this classification to meet education, experience, and examination requirements before receiving their license. When hiring a C15 contractor, always verify their license is active and in CLEAR status, confirm they carry adequate insurance, and get a detailed written contract before work begins. Licensed contractors must maintain a $25,000 contractor bond and comply with all applicable building codes and regulations.
About the C35 — C35 License
A C35 (C35) licensed contractor in California is authorized to perform specialized work in their trade area. California's Contractors State License Board (CSLB) requires contractors in this classification to meet education, experience, and examination requirements before receiving their license. When hiring a C35 contractor, always verify their license is active and in CLEAR status, confirm they carry adequate insurance, and get a detailed written contract before work begins. Licensed contractors must maintain a $25,000 contractor bond and comply with all applicable building codes and regulations.
💡 Tips for Hiring a Insulation & Acoustical Contractor
- Ask about the recommended R-value for your area and climate zone
- Inquire about different insulation materials and their pros and cons
- Request an energy audit before starting insulation work
- Verify the contractor follows California Title 24 energy requirements
- Ask about rebates or incentives for energy efficiency upgrades
✅ Verify This License
Always verify contractor licensing directly with the Contractors State License Board (CSLB) before hiring. You can look up license #243404 to confirm it is active and check for any complaints or disciplinary actions.
Check on CSLB.ca.gov →🏢 Are you Cell - Crete Corporation?
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Claim This Page →Frequently Asked Questions
What does a C-2 Insulation & Acoustical license cover?
A C-2 license covers the installation of thermal insulation, acoustical materials, soundproofing, and fireproofing insulation in residential and commercial buildings. This includes blown-in, spray foam, batt, and rigid insulation.
How much can insulation save on energy bills?
Proper insulation can reduce heating and cooling costs by 20-40% depending on your current insulation levels, climate zone, and home construction. Many California utility companies offer rebates for insulation upgrades.
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.
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