Top-rated insulation pros.

Get matched with top insulation pros in South Hill, WA

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Find Insulation pros in South Hill

Avatar for Insulation Northwest
Insulation Northwest
4.8(
107
)
Insulation - Install or Upgrade

Serving South Hill, WA and surrounding areas

Approved

Super Service Award Winner

In business since 2006

Free estimates

Warranties offered

"Zero complaints. I have worked with Insulation Northwest twice now and have been very satisfied both times. The sales agent worked with me to find the best and most cost-effective solution, the customer service team is responsive, and the installers were professional, curtious, and pleasant. I recommend Insulation Northwest for all your insulation needs!"
Additional Photos
Additional Photos
Additional Photos
18 neighbors recently requested a quote
Recommended by74%of homeowners
Avatar for PNW Insulation, LLC
PNW Insulation, LLC
4.7(
254
)

Serving South Hill, WA and surrounding areas

Approved

In business since 2015

Free estimates

Warranties offered

"PNW Insulation did a great job. Sprayed insulation in our walls and rolled insulation in the attic space. They were fast and professional, skilled and easy to communicate with. Would recommend them 100%"
Before
All insulated
Final with Wmp
Getting ready to start
Inside office

+22

Response time1 day
Response rate93%
40 neighbors recently requested a quote
Avatar for Lake Atitlan Insulation, LLC
Lake Atitlan Insulation, LLC
5.0(
20
)

Serving South Hill, WA and surrounding areas

Approved

In business since 2021

Free estimates

Credit card accepted

"We had Lake Atitlan Insulation remove our old insulation and replace it with R-38. I enjoyed working with Nanni from the initial meeting to the final step of installing the insulation. Very knowledgeable lady and truly exceptional customer service. A highly recommended insulation contractor."
7 neighbors recently requested a quote
Recommended by5%of homeowners
Avatar for Insulation Pro Inc.
Insulation Pro Inc.
5.0(
19
)

Serving South Hill, WA and surrounding areas

Approved

Super Service Award Winner

In business since 2025

Free estimates

Warranties offered

"I hired insulation pro inc to replace my old insulation in crawl space Eric came and give me a reasonable price And they over delivered. Highly recommend them"
Attic project
During job progress
During process
Crawl space full service
Before project crawl space

+59

Response time5 hrs
Response rate95%
7 neighbors recently requested a quote
Avatar for Turner Home Insulation LLP
Turner Home Insulation LLP
4.8(
11
)

Serving South Hill, WA and surrounding areas

Approved

In business since 2022

Free estimates

Credit card accepted

"I asked for help with no notice and they responded with the repair the very next day because I was only in town for 2 days to fix the insulation problem for my home sale inspection. Thanks very much for your help today! I would happily recommend them anytime!"
Our LOGO
Response time1 day
8 neighbors recently requested a quote
Recommended by72%of homeowners
Avatar for Madrona Insulation
Madrona Insulation
4.9(
68
)
Insulation - Install or Upgrade

Serving South Hill, WA and surrounding areas

Approved

In business since 2009

Free estimates

Warranties offered

"It went very well from the estimate process. Rory took the time to explain the process. As I had questions, he took the time to talk to me and explain in detail. Deb coordinated the scheduling extremely well. Among the estimates I got they were the most reasonably priced. I started out only doing the attic. They did such a good job, I decided to go ahead and have the crawlspace insulated as well by Madrona Insulation. BTW, shout out to a terrific installation crew!"
.
.
5 neighbors recently requested a quote
Recommended by96%of homeowners
Madrona Home Services, LLC
4.7(
74
)

Serving South Hill, WA and surrounding areas

Approved

In business since 2010

Free estimates

Customers say: Quick response

"We had a wonderful attic insulation experience with Madrona Home Services! They had the best pricing, including the Puget Sound Energy discount and they managed all the paperwork. We were able to schedule two weeks after the quote, and their team worked fast and efficiently on installation day. They removed old saw dust insulation and laid down batting, as well as going above and beyond by creating an 8x8 storage platform. Our house feels noticably cozier with consistent temperatures. 10/10"
Response time1 day
5 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for AT Foam
AT Foam
5.0(
6
)

Serving South Hill, WA and surrounding areas

Approved

In business since 2003

Free estimates

Warranties offered

"Unbelievable company such great work. John is one of the best business man I have ever dealt with he deserves 20 stars. And his crew does to if you ever need insulation go here. No place else. Best in the state 👍👍👍👍👍"
Roof deck closed cell spray foam
SPF roof deck
SPF ceiling and gable end wall
Flat ceiling 2lb closed cell
Flat ceiling roof deck

+21

Response time10 hrs
Response rate98%
1 neighbors recently requested a quote
Avatar for Pride Insulation
Pride Insulation
5.0(
4
)

Serving South Hill, WA and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

"Sprayed insulation on roof and installed fiberglass insulation + rockwool in walls, and sealed penetrations. Very clean install and left the site tidy, and reasonable pricing. Would easily recommend."
10 neighbors recently requested a quote
...
Showing 1-10 of 133

FAQs for insulation service projects in South Hill, WA

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 South Hill, WA homeowners’ guide to insulation services

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

  • carpenter repairing the roof of a house

    Use this guide to budget for roof repair costs based on factors such as roof condition, materials, size, repair type and severity, and more.

  • fascia and soffits being replaced on roof of house

    Need fascia and soffit repairs? Hiring a pro ensures proper installation, protects against pests, and prevents structural damage. Learn about common warning signs, material options, and how fascia and soffits safeguard your home from moisture.

  • new roof installed on house

    Our comprehensive cost guide will help you explore the costs associated with roof replacement, including roof pitch, shape, design, square footage, and more.

  • Two hvac systems

    Learn who to call for HVAC inspection. Discover which pro to hire, what to expect from an HVAC inspection, and average costs for your home.