Orange County Attic & Crawl Space Contractor
Your Local Experts in Attic Insulation, Rodent Proofing, and Crawl Space Services
As part of the Attic Projects family, our Orange County office provides attic and crawl space services to homeowners and commercial properties.

Helping Homeowners in Orange County Since 2016
Attic Projects is Orange County’s top-rated attic and crawl space contractor, serving homeowners from Anaheim to San Clemente since 2016. Our licensed and insured team handles attic cleaning, insulation installation and removal, crawl space cleanup, mold remediation, rodent proofing, and solar ventilation for residential properties throughout Orange County. With 15,000+ satisfied customers, 500+ five-star Google reviews, and a 10-year warranty on every project, Attic Projects delivers professional results backed by real accountability.
Our Orange County Attic & Crawl Space Services
Attic Projects provides a full range of attic and crawl space services across Orange County. Whether you need attic cleaning, insulation installation, or old insulation removal, our team handles every step of the process.
We also specialize in rodent proofing and attic sanitation to protect your home from contamination and future infestations. For structural needs, we offer attic remodeling and storage as well as attic stairs and doors installation.
Our crawl space team covers crawl space cleanup and crawl space insulation, along with mold remediation for homes dealing with moisture damage. We also install solar roof fans to improve attic ventilation and reduce heat buildup year-round.
Crawl space services we offer
- Crawl Space Cleanup
- Crawl Space Insulation
- Crawl Space Encapsulation
- Crawl Space Cleanup
- Crawl Space Vapor Barrier Installation
- Moisture Control & Drainage
ORANGE COUNTY, CA
(714) 769-0228
office@atticprojects-oc.com
1607 W Orange Grove Avenue Suite A, Orange, CA 92868
Sun-Mon: 7am-6pm,
Sat: 8am-6pm
Frequently Asked Questions about Attic & Crawl Space Services in Orange County
What Time Of Savings Can I Expect After Updating My Attic In Orange County?
Proper attic insulation is a cost-effective home upgrade. Homeowners in Orange County can save between 15% and 30% on heating and cooling costs. With Southern California’s rising electricity rates in 2026, many homeowners see a full return on investment through energy savings in as little as 3 to 5 years.
What are the new 2026 Title 24 requirements for attic insulation?
As of January 1, 2026, California’s Building Energy Efficiency Standards (Title 24) have become stricter to support state decarbonization goals. For Climate Zone 3 (Orange County), the code now emphasizes “High-Performance Attics.” If you are doing a renovation or addition, you may be required to meet higher R-values (typically R-30 to R-49 depending on your roof type) and ensure Quality Insulation Installation (QII), which requires a third-party HERS rater to verify there are no gaps or compressions in your insulation.
Do I Need A Radiant Barrier In My Orange County Home?
It’s not a requirement, but something to consider. The way it works is that traditional insulation stops heat from crawling through your ceiling (conduction), a radiant barrier reflects the sun’s heat away from your home (radiation). In our sunny “3B” climate, a radiant barrier can lower attic temperatures by 20°F to 30°F during a summer heatwave, significantly reducing the load on your AC and extending the life of your HVAC system.
Are There Any Tax Credits Or Rebates Available In 2026?
Yes. Under the federal Energy Efficient Home Improvement Credit (25C), homeowners can claim a tax credit of 30% of the material costs, up to $1,200 per year. Additionally, local utilities like Southern California Edison (SCE) or SoCalGas occasionally offer rebates for “weatherization” which includes attic sealing and insulation.
How Does Orange County's Coastal Climate Affect My Attic And Crawl Space?
Even though we are in a “dry” zone, the coastal marine layer can bring humidity inland every night. Without proper ventilation and a moisture barrier in your crawl space, this humidity can lead to “hidden” mold growth and wood rot. We recommend a balanced ventilation system (soffit and ridge vents) to ensure the 2026 air-sealing standards don’t accidentally trap moisture inside your home.
What R-Value Insulation Do I Need For My Orange County Home?
While the mandatory minimums have increased, the Department of Energy and Title 24 “Prescriptive Path” recommends R-38 to R-60 for home comfort in Orange County. If your current insulation is level with or below your floor joists, you likely have R-19 or less and are losing money on energy bills every month.
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WORDS FROM OUR FANS
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10 YEAR WARRANTY!
*Insulation materials qualify for our 20 Year Warranty
We doubt that you’ll need us again, but if you do — we got you covered.
- 100% Satisfaction Guaranteed
- 10 Year Rodent Protection Warranty
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- 15 Year Workmanship Warranty
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