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Find Insulation pros in Bethel Island

Avatar for Eagle Shield
Eagle Shield
4.3(
18
)

Serving Bethel Island, CA and surrounding areas

Approved

In business since 2003

Free estimates

Emergency services offered

"Very smoothly. On time. Was a good price and people were easy to deal with. They cleaned up after they were done. Would definitely hire them again. Good job all around."
Additional Photos
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Additional Photos

+9

Response time7 hrs
1 neighbors recently requested a quote
Recommended by84%of homeowners
Avatar for ThermaCore Insulation Inc.
ThermaCore Insulation Inc.
5.0(
15
)

Serving Bethel Island, CA and surrounding areas

Approved

In business since 2016

Free estimates

Warranties offered

"After getting quotes from a few companies, we chose ThermaCore Insulation for our attic insulation replacement and are very happy we did. The crew was hardworking, professional, and paid attention to the details. They removed the old insulation, cleaned everything up, and installed the new insulation efficiently. The house feels more comfortable, especially during the afternoon heat. The entire process was smooth and stress-free. Highly recommend ThermaCore Insulation to anyone looking to improve their home’s comfort and energy efficiency."
ThermaCore Insulation
applying 2-inches closed- cell spray foam
shipping container
project preparation
first code completion

+28

8 neighbors recently requested a quote
Avatar for Attic kings
Attic kings
5.0(
10
)

Serving Bethel Island, CA and surrounding areas

Approved

Free estimates

Warranties offered

Customers say: True professional

"Moshe and his team at Attic Kings are amazing! When I contacted them, they got back to me almost immediately with a date and time for an estimate to install insulation. Moshe was very communicative, texting and calling to let me know when he would arrive. On installation day, Moshe made sure to keep everything as clean as possible, and everything went incredibly well. They are all so kind--would definitely hire again!"
Additional Photos
Response time2 days
Response rate85%
3 neighbors recently requested a quote
Avatar for SDI Insulation, Inc.
SDI Insulation, Inc.
4.1(
55
)

Serving Bethel Island, CA and surrounding areas

Approved

In business since 1975

Free estimates

Warranties offered

"Very organized customer service communication with different contacts and relationship management from estimate to job installation. Also very competitive pricing!! They make suggestions on what areas need insulation and what type of insulation is needed."
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
Hawx Insulation-Sacramento
4.1(
361
)

Serving Bethel Island, CA and surrounding areas

Approved

In business since 2013

Free estimates

Credit card accepted

At Hawx Pest Control, our company is based on the belief that our customers' needs are of the utmost importance. Our team is committed to meeting those needs. Hawx Premium Pest Control will treat your pests, mosquitos, and more- then keep them away for good. If pests come back between treatments so will we, at no additional cost to you. We welcome the opportunity to earn your trust and deliver you the best service. No job is too big or too small for our experienced team. Call today for a quote. \n

Recommended by75%of homeowners
Avatar for American Attics
American Attics
5.0(
8
)

Serving Bethel Island, CA and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

"American Attic was everything they promised. Met with the owner , Sam, within a day to get a quote for removal of old insulation, rodent control and install of new insulation. He was professional and explained everything in detail of what was work was going to be done and how long it would take. We scheduled within a week at a reasonable price. His crew were neat, organized and finished on time! We were notified of some extra things that were found while they were on the job but were not pressured to have those things done. We recommend American Attic to friends or family and would definitely use them again."
Additional Photos
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Additional Photos

+52

Response time2 days
5 neighbors recently requested a quote
Recommended by37%of homeowners
Avatar for Insulation Alliance
Insulation Alliance
5.0(
2
)

Serving Bethel Island, CA and surrounding areas

Approved

In business since 2017

Free estimates

Warranties offered

"When Insulation Alliance came, they were very professional. They laid down plastic everywhere in the hallway and the bedroom. They cleaned out the whole attic. They took out the old insulation and put in the new Insulation which was R 44. They cleaned up everything and everything was clean when they left. They also sanitized the attic. You will not be disappointed that you hired."
Attic Cleaning
Attic, Crawl Space and Basement Decontamination
ATTIC, WALL, CRAWL SPACE INSULATION
THERMAL INSPECTION
REMOVING INSULATION

+86

10 neighbors recently requested a quote
Recommended by50%of homeowners
Avatar for AD Insulation
AD Insulation
5.0(
1
)

Serving Bethel Island, CA and surrounding areas

Approved

In business since 2024

Free estimates

Credit card accepted

We specialize in insulation services. We strive to exceed expectations by delivering exceptional service, great quality work, and professionalism on every job. Read more below on all the services we offer and contact us with any questions or to schedule a free estimate today!

12 neighbors recently requested a quote
Avatar for All Seasons Insulation
All Seasons Insulation
4.9(
46
)

Serving Bethel Island, CA and surrounding areas

In business since 1986

Free estimates

Credit card accepted

"They finished the job professionally and on time. Great job on the blown-in insulation, no mess and they answered our questions and concerns about the attic clean up. We would recommend them, no doubt, to anyone."
Attic before and after
Wall Being Drilled
Finished wall Insulation Injection
Wall insulation from Interior
Attic Insulation Upgrade

+6

Response time10 hrs
Response rate93%
Recommended by100%of homeowners
Avatar for JM Insulation, Inc.
JM Insulation, Inc.
4.7(
64
)

Serving Bethel Island, CA and surrounding areas

In business since 2007

Free estimates

Emergency services offered

"Javier was very helpful when providing the estimate for the job - answered all of my questions and explained the process from removal to replacement and measures they take to complete the job safely. I really appreciated Javier's patience with my questions. As far as the estimate it was extremely competitive and we ended up selecting JM Insulation. Once selected, they did an excellent job scheduling and communicating with. The job was performed on time and very professionally. I inspected the work each day and everything was tip top. It was a pleasure to work with Javier and the team!"
Removal
Removal
Removal
Air seal
Air seal

+38

Response time2 days
Response rate90%
Recommended by98%of homeowners
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FAQs for insulation service projects in Bethel Island, CA

Old insulation should be removed when it shows damage, contamination, or heavy deterioration. If you notice water stains, rodent droppings, mold, or large gaps, plan on taking it out to protect your home’s energy performance and indoor air quality. Removing compromised material eliminates health hazards, cuts energy loss, and sets the stage for a safer, more efficient attic—all while keeping utility bills in check.

R-value measures how well insulation resists heat flow—the higher the number, the better it slows heat transfer. The right R-value keeps your home warmer in winter and cooler in summer, saving energy year-round. Match the rating to your climate zone and have a pro verify performance over time, because moisture or settling can lower R-value and cut efficiency.

Attic insulation can stay in place for 80 to 100 years, but its performance often drops after the first 15. As dust, moisture, or mold build up, the material loses R-value and allows heat to escape. Schedule periodic inspections so a pro can tell you when replacement makes sense—helping you keep energy bills down and indoor comfort up.

You can over-insulate an attic. Beyond the recommended R-value, extra layers don’t add efficiency and can trap moisture, leading to mold or reduced performance. A local insulation pro can measure current levels, confirm the right target for your climate, and advise on any adjustments so you avoid future energy or maintenance headaches.

Insulation can be damaged by mold, pests, water leaks, or accidental electrical contact. When the material is compromised, it loses R-value and can introduce health hazards. Removing and replacing affected sections restores efficiency, while routine inspections from a qualified pro help you catch problems early and keep your attic safe and energy-smart.

The Bethel Island, CA homeowners’ guide to insulation services

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

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