
Attic insulation that works in Cupertino
We remove tired, compressed insulation and install new insulation sized for your Cupertino home, so it holds a steady temperature all year.
- Old and contaminated insulation removed
- Knauf EcoBatt® and blown-in insulation
- Lower heating and cooling bills
Get your free insulation inspection
Tell us about comfort, old insulation or energy bills and we'll recommend the right fix.
Insulation that suits Cupertino
Set against the foothills, Cupertino gets warmer summer afternoons than towns on the Bay shore, so an under-insulated attic shows up in the upstairs rooms. Most of the heat a home gains in summer and loses in winter passes through the attic, so that's where insulation pays off first.
We install Knauf EcoBatt® and blown-in insulation in homes all over Cupertino, including Rancho Rinconada, Monta Vista, Garden Gate and Seven Springs, after removing what's there and sealing the air leaks around lights, pipes and the attic hatch.

What we see in Cupertino homes
- The houses
Cupertino's housing is mostly from the 1950s to the 1970s, ranch homes in Rancho Rinconada and Garden Gate and bigger homes toward the foothills in Monta Vista, with many older houses since expanded or rebuilt.
- The wildlife
Foothill open space, Stevens Creek and old orchard trees bring rats and mice down into Cupertino neighborhoods.
- Under the floor
Older Cupertino homes on raised foundations often have crawl spaces with torn vapor barriers and insulation that has fallen from the floor above.

More attic insulation projects
Tap a project to step through it, from first look to finished job.
4 photos
4 photosSome images show actual Attic Crew jobs; others are representative, with details changed for customer privacy.
What our customers say
Rated 4.9 on Google, with 5-star reviews on Yelp, so you can breathe easy knowing you're in good hands.
“We went 5+ years without dealing with the insulation in our attic which was basically non-existent and years of old rat feces prior to us moving in. From the start Ron gave us a very competitive estimate. Joy and Sean arrived promptly, went through the job requirements and then through the house recognizing all the vents/ducts that they were going to clean. At the end of the job, they made sure we were completely…”
“This company has done a unrivaled job. They stand behind their reputation and are true to their word. They did insulation clean up, installing new insulation, sanitized and rodent proof. It's only been a few days but you can already tell the different in the temperature of our house!”
“Joey and his crew arrived on time. They were very professional and considerate to our needs. We needed our old insulation swapped out and have our attic and crawl space rodent proofed. They did an amazing job at doing so. He was considerate enough to take pictures of all work completed and presented me everything.”
Cupertino is served from our Mid Peninsula office
2225 East Bayshore Road, Suite 295, Palo Alto, CA 94303 · Directions
We work in every part of Cupertino, including Rancho Rinconada, Monta Vista, Garden Gate, Seven Springs, Inspiration Heights, Oak Valley.
Attic insulation in Cupertino: questions
Which parts of Cupertino do you cover?
All of it, and the rest of Santa Clara County: Rancho Rinconada, Monta Vista, Garden Gate, Seven Springs, Inspiration Heights and Oak Valley and everywhere in between. Cupertino is served from our Palo Alto office.
How much insulation does my attic need?
It depends on the house and what's there now. We measure the existing depth and condition during the free inspection and recommend the right R-value and material for your home.
Is the inspection really free?
Yes. We inspect, photograph what we find and give you a firm written quote, with no obligation. Call 800-558-5857 or use the form to book.
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Free attic insulation inspection in Cupertino
Firm, written quotes, so there are no surprises.
