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TRUSTED BY WALNUT CREEK, CA HOMEOWNERS

  • Average homeowner rating star icon4.5
    Average homeowner rating
  • Verified reviews icon153
    Verified insulation services reviews

Find Insulation pros in Walnut Creek

Bay Valley Insulation Inc
4.7(
46
)

Serving Walnut Creek, CA and surrounding areas

Approved

In business since 1988

Free estimates

Warranties offered

"

Insulating the exterior walls of our two story, 1700 sq ft house, involved drilling holes between each stud, blowing in insulating material, plugging the holes, spackling over the holes, priming and finally painting the holes.  Two man crew was very efficient in setting up scaffolding and then doing the work described.  We got a chance to see what the insulation looks like inside the wall when the force of the insulation popped out a built-in bookcase that was not secured.  Its a solid blanket of insulation, filling in the entire space.   Very impressive.  The results have been very noticeable.  The house feels more comfortable, and the heater turns on less frequently.  We should have done this years ago. 

Last part of the project was to blow additional insulation into the attic, which went very quickly.  Overall, the project took 2 very long afternoons/evenings to complete.  It makes a mess around the outside of the house, but they did a good job of cleaning up each day. 


"
Additional Photos
Recommended by93%of homeowners
Bay Valley Insulation, Inc.
4.6(
192
)

Serving Walnut Creek, CA and surrounding areas

Approved

In business since 1988

Free estimates

Warranties offered

"Had a great experience hiring Bay Valley Insulation. The quote arrived very efficiently and was the price I was looking for. The crew of Tony and Henry arrived inside the scheduled window and work was completed in a timely manner that day. The job looked great in the blown attic and final clean-up was great. Thank you."
Response time1 day
69 neighbors recently requested a quote
Recommended by99%of homeowners
Avatar for Eagle Shield
Eagle Shield
4.3(
18
)

Serving Walnut Creek, CA and surrounding areas

Approved

In business since 2003

Free estimates

Emergency services offered

"I love this company! Garrett came to my home and assessed how efficient our current insulation, etc was. He was very informative and friendly — explained what we needed and how they could help. At the time, I decided to hold off and he never pushed the sale. When I was ready, he was quick to accommodate my schedule. His team: Angel, Luis, Tommy and TJ were great! They arrived early, were professional, courteous, kind, very helpful with my questions and were above and beyond to help fix things that I wasn’t even aware of. They also were more than happy to help with small problems that I had no idea how to fix. They worked quickly and cleaned up afterwards. You could tell they cared about their work which makes me feel confident that the job was done right. They were also fun to have around — my Great Dane loved them too! Garrett and Dave checked in with me during and afterwards to make sure things were going well and if I had any questions. I highly recommend Eagle Shield."
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+9

Response time7 hrs
1 neighbors recently requested a quote
Recommended by84%of homeowners
Avatar for Attic Experts, Inc.
Attic Experts, Inc.
4.7(
45
)

Serving Walnut Creek, CA and surrounding areas

Approved

In business since 2012

Free estimates

Small jobs welcome

"They are very professional and did an excellent job. -- Removing the old insulation -- Cleaning and fixing the attic problems -- Putting new insulation"
 Droppings
 Droppings
 Droppings
 Old Insulation
Old Insulation

+13

Response time7 hrs
1 neighbors recently requested a quote
Recommended by97%of homeowners
Avatar for Attic Pros
Attic Pros
4.7(
101
)

Serving Walnut Creek, CA and surrounding areas

Approved

In business since 2009

Free estimates

Emergency services offered

"Getting my attic cleanup and insulation installed was expertly done by Attic Pros. Couldn't be happier with the result. They are definitely pros!"
Fortify your home’s attic with high-quality insulation and strategic rodent-proofing.
Lock in warmth and lock out pests with expert attic insulation and rodent-proofing.
Transform your attic into a pristine, energy-efficient area with our insulation and sanitation services.
Maximize your attic’s efficiency and hygiene with expert insulation installation and sanitation services.
Create a healthier living space with expert attic insulation installation and deep sanitation.

+3895

Response time9 hrs
Response rate97%
16 neighbors recently requested a quote
Avatar for Attic kings
Attic kings
5.0(
10
)

Serving Walnut Creek, CA and surrounding areas

Approved

Free estimates

Warranties offered

Customers say: True professional

"Attic Kings is a 5 star business. I had my insulation replaced and my home rodent proofed by them 3 years ago. They came out today just to check something for me at no charge.The customer service was and is outstanding. I highly recommend Attic Kings. They are very nice and kind as well."
Additional Photos
Response time2 days
Response rate85%
3 neighbors recently requested a quote
Avatar for Atticare Construction
Atticare Construction
4.5(
172
)

Serving Walnut Creek, CA and surrounding areas

Approved

In business since 2008

Free estimates

Warranties offered

"The crew arrived on time and installed plastic on the floor and walls for protection. They did a good job removing the old insulation and installing new insulation. The crew did a great job cleaning up. Nice professional job."
Before Atticare Services
After Properly Sealing the Access
After Insulation Installation
Clean and ready for Insulation Installation
After Insulation Installation

+26

Response time2 hrs
Response rate91%
4 neighbors recently requested a quote
Avatar for SDI Insulation, Inc.
SDI Insulation, Inc.
4.1(
55
)

Serving Walnut Creek, CA and surrounding areas

Approved

In business since 1975

Free estimates

Warranties offered

"Joe Stromberg, project manager, is an excellent asset of the company!!! I was also lucky to have two skillful workers who performed the project. I will definitely recommend SDI Insulation if asked to. Luba"
Spray Foam Insulation
Cooton Batts Insulation
Fireplace Sales and Install
Interior Insulation
Interior Insulation

+22

Response time2 days
30 neighbors recently requested a quote
Recommended by100%of homeowners
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Insulation questions, answered by experts

For a seamless insulation project in Walnut Creek, start with a home energy audit to identify specific problem areas. Confirm your plans align with California’s energy efficiency standards and obtain any required permits. Gather multiple quotes, verify contractor licenses, and ask about local rebate programs. Schedule work during mild weather, clear access to attics or crawl spaces, and coordinate with any other home improvements to minimize disruption.

Helpful?

In Walnut Creek, you can address small insulation issues by sealing minor gaps around windows and doors with weatherstripping or caulk, and by topping off attic insulation in easy-to-reach areas. Always wear gloves, a mask, and goggles, as older homes may have insulation containing asbestos. Avoid disturbing insulation near electrical wiring or in crawl spaces, as these areas often require professional assessment due to local building codes.

Helpful?

In Walnut Creek, insulation service should be prioritized if you notice drafty rooms, persistent moisture, or pest activity, as these can worsen quickly in the area’s variable climate. If you’re only looking to improve energy efficiency by increasing R-values or updating materials, these upgrades can typically wait until spring or fall, when weather conditions are ideal for installation and less disruptive to your home.

Helpful?

In Walnut Creek, keep a digital thermometer, moisture meter, and flashlight for routine insulation checks. Stock up on weatherstripping, caulk, and spray foam for sealing minor leaks, and have protective gear like gloves and masks ready for safe handling. Store extra insulation material and vapor barriers in a dry, elevated area to prevent moisture damage, and keep a simple log of your maintenance activities for future reference.

Helpful?

Walnut Creek homeowners can choose from several contractor types: full-service insulation contractors for comprehensive projects, energy efficiency specialists for whole-home assessments, HVAC professionals for duct insulation, general contractors for remodels that include insulation, and niche experts for spray foam or radiant barriers. Selecting the right contractor depends on your project’s scope, the insulation material needed, and your home’s unique climate challenges.

Helpful?

The Walnut Creek, CA homeowners’ guide to insulation services

From average costs to expert advice, get all the answers you need to get your job done.