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Find Insulation pros in Oceanside

Avatar for Insulation Commandos of Temecula Valley and North San Diego
Insulation Commandos of Temecula Valley and North San Diego
5.0(
14
)

Serving Oceanside, CA and surrounding areas

Approved

In business since 2024

Free estimates

Emergency services offered

"The owner of the company Jason Taylor spent time in my attic before we contracted with them so he could give me good and correct information. He also participated in the work of shooting in the insulation. He was very hands-on. Donâ t usually expect this attention from the owner/boss Was very pleased."
Blow In Fiberglass
Attic Cleaning
Before
Insulation Commandos
On Jobsite

+3

Response time11 hrs
Response rate100%
35 neighbors recently requested a quote
Avatar for ACH Insulation
ACH Insulation
4.6(
47
)

Serving Oceanside, CA and surrounding areas

Approved

In business since 1991

Free estimates

Warranties offered

"This company installed two whirlybird wind turbine on the roof. During the installation, one roof rafter was cut halfway with a saw blade. I thought the insulation process itself is excellent and am very happy with the result."
Stage 1
Stage 2
Stage 3
Stage 4
Stage 5

+15

Response time11 hrs
8 neighbors recently requested a quote
Recommended by97%of homeowners
Avatar for Ecotech Pro Inc
Ecotech Pro Inc
5.0(
17
)
Insulation - Install or Upgrade

Serving Oceanside, CA and surrounding areas

Approved

In business since 2011

Free estimates

Emergency services offered

"On initial inspection, they discovered that our old heat registers were the kind with asbestos (house built in the 60's), so they had to sub out the abatement part of the job. Once abatement was complete, the workers showed up each day at the time they said they would arrive. They were all friendly and professional. They kept everything clean. The took pictures in the attic to show me before, during, and after the work. They explained what they were doing and showed me the new ducting they were installing (quiet ducts) and explained the more "up-to-date" way of putting in the duct work than what we had. After the work was complete, we noted that the furnace ran much quieter (due to new ducting), and it ran WAY less often. The house stayed much warmer while running the furnace much less often. Best of all, our gas bill dropped! Now that we're moving into summer, the house seems to be staying cooler on these warm days. We don't have A/C so we're hoping the new insulation will keep the house cooler as the days continue to warm up. Very happy with the company and all the work they did. I would recommend them!"
Heating & A/C Project
Heating & A/C Project
Heating & A/C Project
New Attic blow-in insulation.
Heating and Air Conditioning Project

+55

Response time1 day
Response rate100%
39 neighbors recently requested a quote
Avatar for Attic Shield
Attic Shield
4.9(
19
)

Serving Oceanside, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2025

Free estimates

Small jobs welcome

"Explained what was needed to be done. Arrived on time. Fast and efficient. removed all old insulation in attic-, sanitized and installed new insulation."
Batts Insulation
Final Install
Final Installation
Air Sealing
Cleaning

+17

Response time8 hrs
Response rate93%
10 neighbors recently requested a quote
Attic Advisor
4.9(
14
)

Serving Oceanside, CA and surrounding areas

Approved

In business since 2020

Free estimates

Credit card accepted

"Rafael and the Attic Advisor team were great! Rafael came out to do the free inspection and give us a quote. He was on time, friendly and very knowledgeable about the issues in our attic and what could be done to resolve them. The assessment and estimate were very in-depth, and the price was very reasonable and fair (compared to quotes I got from other companies for the same work). Even before committing to the project, Rafael was very responsive and would take time answer any question I had about the project. The project in my attic called for removing the old insulation, sanitizing, sealing to keep critters and rodents out, replacing old air ducts and installing new insulation. On the day of the project, the Attic Advisor crew was on time, hard working and extremely professional. They were very efficient and thorough, with even the smallest parts of the job, and if I had any questions during the process, they were very polite and happy to answer. I appreciated Attic Advisor’s thorough and complete work. I would highly recommend."
Insulation clean up
Insulation clean up
Response time1 day
Response rate88%
26 neighbors recently requested a quote
Avatar for California Attic & Build Corp.
California Attic & Build Corp.
4.7(
14
)

Serving Oceanside, CA and surrounding areas

Approved

In business since 2021

Free estimates

Warranties offered

"California Attic & Build was fantastic! The team was professional on time and left everything spotless. They explained the process clearly and showed before and after photos. My home already feels more comfortable. Highly recommended for insulation, cleanup, and rodent proofing!"
My jobs
My jobs
My jobs
My jobs
Response time1 day
Response rate96%
123 neighbors recently requested a quote
Avatar for Pro Service Insulation, Inc.
Pro Service Insulation, Inc.
4.9(
44
)

Serving Oceanside, CA and surrounding areas

In business since 2017

Free estimates

Warranties offered

"Rob was amazing! I wanted to get my attic insulated, my house was built in the sixties and had never been updated to current standards. Was able to get an estimate within 2 days and when he came he inspected throughout to see if there were other problems which he found from when we replaced out AC ducts. Estimate was extremely reasonable and was able to get a insulation date the following week. Luckily we were able to get this done before the heat waves started and I already have noticed the improvement on retaining ideal temperature and my AC runs much more efficiently and has to run for less time. Cant recommend this company enough!"
Blown Fiberglass
Blown Fiberglass
Blown Fiberglass
Blown Fiberglass
Blown Fiberglass

+40

Response time12 hrs
Recommended by100%of homeowners
Avatar for Innovative Insulation Services
Innovative Insulation Services
4.7(
15
)
Insulation - Install or Upgrade

Serving Oceanside, CA and surrounding areas

Free estimates

Credit card accepted

"IIS is an excellent company to complete your attic project. Alex initially gave me a free inspection and good estimate then made sure all my questions were answered throughout the whole project. All the work was done within a day and it was great pricing for the work performed, beats most competitors."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+27

Recommended by92%of homeowners
Avatar for Guardian Insulation, Inc.
Guardian Insulation, Inc.
4.7(
63
)

Serving Oceanside, CA and surrounding areas

In business since 2003

Free estimates

Credit card accepted

"Love this company! Only good things to say. Price was very competitive or better. Showed up on time. Took care of attic insulation and wall insulation. I am going to hire them again and happy to recommend to anyone."
Blown Cellulose
Installing Cellulsoe Insulation
Air Sealing Attic Penetrations
Exterior Wall Insulation
Exterior Wall Insulation Patching

+1

Response time1 day
Response rate93%
Recommended by96%of homeowners
Showing 1-10 of 49

FAQs for insulation service projects in Oceanside, 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 Oceanside, 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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