Top-rated spray foam insulation pros.

Get matched with top spray foam insulation pros in Sioux Falls, SD

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 Spray foam insulation pros in Sioux Falls

Avatar for Koala Insulation of Sioux Falls
Koala Insulation of Sioux Falls
4.9(
23
)

Serving Sioux Falls, SD and surrounding areas

Approved

In business since 2022

Free estimates

Credit card accepted

"They were able to work with our unique situation and got our attic insulated very quickly. They were super easy to work with!"
Insulation Projects
Spray Foam Insulation
Blown-In Insulation
Blown in fiberglass
Batt & Poly

+3

Response time1 day
Response rate91%
13 neighbors recently requested a quote
Request Quote
Avatar for High Caliber Insulation
High Caliber Insulation
New to Angi

Serving Sioux Falls, SD and surrounding areas

Approved

In business since 2005

Free estimates

Offers commercial services

We specialize in insulation installation and upgrades as well as roofing repair. Each of our employees boasts over 20 years of industry experience! We take pride in commitment to the quality of work we produce, and the long-term relationships we build with our clients. \nWe guarantee quality and complete satisfaction, featuring a 10 year warranty at no additional cost on all of our services. We set ourselves apart from our competitors by offering the highest quality of work combined with experience, guaranteed. Find another company with a lower price and we will beat the competitor’s price by 10%. Call today for a free estimate! \n

Synder
Synder
Synder
Synder
Synder

+1

5 neighbors recently requested a quote
Request Quote
Avatar for Knight Insulation
Knight Insulation
4.8(
25
)

Serving Sioux Falls, SD and surrounding areas

In business since 2006

Free estimates

Small jobs welcome

"Added attic insulation. Explained what needed to be done. Showed up on schedule for the estimate and for the installation. Price was fair and they swept out the garage before they left."
OUR WORK
OUR WORK
OUR WORK
OUR WORK
OUR WORK

+7

Response time2 days
Recommended by100%of homeowners
Request Quote
Avatar for K&J Insulation
K&J Insulation
4.9(
20
)

Serving Sioux Falls, SD and surrounding areas

In business since 2022

Free estimates

Emergency services offered

"They went above and beyond to make sure my house was well insulated. A very knowledgeable and professional staff!"
Response time1 day
3 neighbors recently requested a quote
Recommended by100%of homeowners
Request Quote
Avatar for Halde Insulation and Siding, Inc.
Halde Insulation and Siding, Inc.
4.1(
16
)

Serving Sioux Falls, SD and surrounding areas

In business since 1913

Free estimates

"The 3 gentlemen that did the work were very considerate and answered all my questions. Kept me updated on how things were going as work progressed."
Response time2 days
2 neighbors recently requested a quote
Recommended by100%of homeowners
Request Quote
Showing 1-10 of 24
FAQs for spray foam insulation projects in Sioux Falls, SD

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.