I noticed my home is much quieter now. Less street noise, fewer outdoor sounds, and no more whistling drafts.

My HVAC system runs half as often now, which will save me thousands over time.

Extremely professional team. They were thorough and didn't leave a speck of dust behind.

I noticed a difference immediately. Our bedroom is actually the same temperature as the rest of the house now.

You can tell they take pride in their work. A reliable and trustworthy company.

I don't usually write reviews this detailed but Air Tight Insulation of Anaheim genuinely exceeded my expectations. From the easy online booking to the clear estimate, punctual arrival, methodical air sealing workmanship, immaculate cleanup, and follow-up call—every step was professional. Our home has never been more comfortable and our energy bills are already trending downward. This is exactly the kind of reliable, detail-oriented local business I want to support and recommend to friends and f

I called Air Tight Insulation for a second opinion after another company quoted me an outrageous price for spray foam. Their estimator was refreshingly honest and explained that for our specific home and Anaheim's climate, a combination of air sealing and high-density cellulose would achieve excellent results at a fraction of the cost. He showed me the R-value comparisons and let me decide without pressure. The installation was flawless, the crew cleaned up meticulously, and I saved over fifteen

We purchased an older home in Anaheim and the attic insulation was original, compressed, and completely inadequate. Air Tight Insulation removed all the old contaminated material, air-sealed every penetration around recessed lights and plumbing stacks, and installed new blown-in cellulose to the proper R-value. The estimator was patient and walked us through every option without pressure. The crew was respectful, wore booties, and even helped move a few storage boxes. Our heating bill dropped no