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Attic insulation replacement in Southern California

Attic insulation contractors

Attic insulation replacement in Southern California

We remove failed insulation, install a consistent blown-in layer, and clean and seal the attic so the material you paid for actually performs.

Residential and small commercial

Insulation replacement, new construction, and attic preparation

Southern California sun is hard on a thin attic. When insulation is compressed, missing in patches, or sitting above an unsealed ceiling, you feel it in the upstairs temperature and in the utility bill. We inspect the attic first, then recommend only what the space needs.

Insulation work pairs naturally with roofing, so if the roof and the attic are both part of the problem, one licensed company can address them together instead of two contractors pointing at each other.

  • Blown-in and batt attic insulation replacement
  • Insulation for new construction and additions
  • Attic cleanout, debris removal, and air sealing
  • Insulation removal after rodent or water damage
Attic being filled with blown-in insulation in a Southern California home

Restore a full, even layer

Compressed or patchy insulation stops resisting heat long before it looks worn out. We remove what has failed and install a consistent blown-in layer at the depth the space calls for, so both summer cooling and winter heating get easier on the system.

Clean out, seal, and prepare

Debris, open penetrations, and contamination work against new insulation. Cleaning the attic and sealing the obvious air paths first is what allows the material you paid for to deliver the performance it is rated for.

Service area

Roofing and insulation in Los Angeles, Orange, and Riverside counties

Start with a county or a featured city, or see the full list. If your city is not listed, call 866-643-1950 and we will say whether we can schedule the job.

All service areas

Insulation FAQ

What homeowners ask about attic insulation

Do you remove the old insulation before installing new material?

When the existing insulation is compressed, water-damaged, or contaminated, yes — it comes out first, along with any debris in the attic. If the existing layer is clean and simply too thin, topping it up is often the more sensible option, and we will tell you which situation you are in.

How do I know if my attic insulation needs to be replaced?

The usual signs are a second floor that never cools down, uneven temperatures between rooms, climbing utility bills, and insulation that is visibly compressed, patchy, water-stained, or contaminated. We inspect the attic and report what we find before recommending anything.

Are you licensed and insured?

Yes. Tekton Roofing & Insulation operates as Tekton Builders & Design under CSLB License #1113385 and carries insurance for the roofing and insulation work we perform. You can verify the license directly with the California Contractors State License Board. Call 866-643-1950 or 866-643-1950.

Which areas of Southern California do you serve?

We serve Los Angeles County, Orange County, and Riverside County, including the Westside, San Gabriel Valley, Antelope Valley, Orange County cities, and the Inland Empire. Start at the service areas page or call 866-643-1950 with your city and we will confirm scheduling.

Free estimates · Licensed & insured

Ready for a price on your roof or attic?

866-643-1950 · 866-643-1950

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