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TRUSTED BY FORT COLLINS, CO HOMEOWNERS

  • Average homeowner rating star icon4.5
    Average homeowner rating
  • Verified reviews icon147
    Verified insulation services reviews

Verified Reviews for Insulation Service pros in Fort Collins, CO

*The Angi rating for Insulation Service companies in Fort Collins, CO is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Insulation Service needs.

*The HomeAdvisor rating for Insulation Service companies in Fort Collins, CO is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Insulation Service needs.

Last update on July 23, 2026

Find Insulation pros in Fort Collins

Avatar for Advanced Insulation Solutions
Advanced Insulation Solutions
4.9(
122
)
Blown-In Insulation - Install or UpgradeBatt, Rolled or Reflective Insulation - Install or Upgrade

Serving Fort Collins, CO and surrounding areas

Approved

Super Service Award Winner

In business since 2015

Free estimates

Small jobs welcome

"Received quote quickly! Very, very competitive and work scheduled quickly. Insulation work was efficient and customer oriented. Insulation workers were great. Regrettably the subcontracted drywall work was sloppy and needed to be redone."
R13 batt install on the perimeter
Double Garage and Attic
Basement repair
Basement
Closed Cell Foam Roof Decking

+44

Response time1 day
21 neighbors recently requested a quote
Recommended by95%of homeowners
Request Quote
Avatar for Denver Insulation, LLC
Denver Insulation, LLC
4.5(
98
)
Blown-In Insulation - Install or UpgradeBatt, Rolled or Reflective Insulation - Install or UpgradeSpray Foam Insulation - Install

Serving Fort Collins, CO and surrounding areas

Approved

In business since 1993

Free estimates

Credit card accepted

"I only needed part of my attic insulated and brought up to code. I had others try to sell me lots of services I didnâ t need, nor ask for. Denver Insulation came out, measured the area, and gave me a straight forward quote. Work was very fast and professional."
Untitled Gallery 1
Poly
Home
Untitled Gallery 1
Ceiling

+10

Response time2 days
7 neighbors recently requested a quote
Recommended by97%of homeowners
Request Quote
Avatar for Rivera's Insulation
Rivera's Insulation
4.9(
16
)
Batt, Rolled or Reflective Insulation - Install or UpgradeBlown-In Insulation - Install or UpgradeInjection Insulation - Install+1 more

Serving Fort Collins, CO and surrounding areas

Approved

In business since 2020

Free estimates

Warranties offered

"They came and worked to get my attic insulation in before a cold storm came in."
batts
b&b
blow & batts
blow & batts
blow

+25

Response time7 hrs
Response rate88%
Recommended by100%of homeowners
Request Quote
Avatar for RL Insulation
RL Insulation
5.0(
9
)
Blown-In Insulation - Install or UpgradeSpray Foam Insulation - InstallInjection Insulation - Install+1 more

Serving Fort Collins, CO and surrounding areas

Approved

Super Service Award Winner

In business since 2021

Free estimates

Offers commercial services

"RL Insulation LLC has been an incredible partner on several commercial projects for my company. Their team is reliable, efficient, and consistently delivers high-quality work. They complete projects quickly without sacrificing attention to detail, and their professionalism makes them a pleasure to work with. If you're looking for an insulation company that gets the job done right the first time, I highly recommend RL Insulation LLC!"
Recent Projects
Recent Projects
Recent Projects
Recent Projects
Recent Projects

+2

Response time1 day
26 neighbors recently requested a quote
Recommended by88%of homeowners
Request Quote
Rocky Mountain Insulators
4.9(
17
)
Injection Insulation - InstallBatt, Rolled or Reflective Insulation - Install or UpgradeSpray Foam Insulation - Install+1 more

Serving Fort Collins, CO and surrounding areas

Approved

In business since 2019

Free estimates

Credit card accepted

"A couple of brothers who expect the home owner to be perfectly satisfied with their work and customer service. I would highly recommend RM Insulators for your insulation needs."
Response time1 day
4 neighbors recently requested a quote
Recommended by94%of homeowners
Request Quote
Avatar for DINO Insulation, LLC.
DINO Insulation, LLC.
5.0(
15
)
Blown-In Insulation - Install or UpgradeBatt, Rolled or Reflective Insulation - Install or UpgradeInjection Insulation - Install+1 more

Serving Fort Collins, CO and surrounding areas

Approved

In business since 2021

Free estimates

Offers commercial services

"Alvin is a very good worker and takes pride in his work. The spray foam work is amazing and I definitely recommend it. I had insulation done as well and had no complaints. Everything from business to work is great with DINO insulation."
Attic
Attic
attic
Spray foam
Spray foam

+15

Response time1 day
7 neighbors recently requested a quote
Recommended by85%of homeowners
Request Quote
Avatar for Insulation Station Limited
Insulation Station Limited
4.9(
28
)
Blown-In Insulation - Install or UpgradeBatt, Rolled or Reflective Insulation - Install or Upgrade

Serving Fort Collins, CO and surrounding areas

Approved

Super Service Award Winner

In business since 2014

Free estimates

Emergency services offered

"Insulation Station did an excellent job removing and installing new cellulose insulation."
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~
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~
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+20

Response time1 day
Response rate98%
98 neighbors recently requested a quote
Request Quote
Avatar for J & D Insulation, LLC
J & D Insulation, LLC
4.6(
10
)
Blown-In Insulation - Install or UpgradeInjection Insulation - InstallSpray Foam Insulation - Install+1 more

Serving Fort Collins, CO and surrounding areas

Approved

In business since 2020

Free estimates

Small jobs welcome

"we are waiting for a piece of insulation that they did not have at the time of installment, so if we ever do receive it, we would up the customer service rating"
Response time11 hrs
3 neighbors recently requested a quote
Recommended by77%of homeowners
Request Quote
Avatar for Precision Spray Foam
Precision Spray Foam
4.5(
28
)
Spray Foam Insulation - Install

Serving Fort Collins, CO and surrounding areas

Approved

In business since 2017

Free estimates

Customers say: Terrific value

"I would recommend Precision Spray Foam to any homeowner considering a spray foam insulation system. They understood our needs and followed through on their commitments. Insulation install was completed in one day. They were professional and courteous throughout the process."
New insulated vaulted ceilings
Closed cell foam
Downtown Remodel
Downtown Remodel
5 inches of closed cell foam on the ceiling

+4

Response time2 days
34 neighbors recently requested a quote
Recommended by95%of homeowners
Request Quote
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Showing 1-10 of 79
Insulation questions, answered by experts

Upgrading insulation in Fort Collins helps maintain consistent indoor temperatures, reduces drafts, and improves humidity control—especially important with the city’s variable climate. Enhanced attic insulation can make your home quieter and more energy efficient, while also supporting better indoor air quality. These improvements not only boost comfort but can also increase your property’s value and reduce environmental impact year-round.

Helpful?

In Fort Collins, if you notice cold spots in certain rooms, persistent ice dams on your roof after snow, or rising utility bills despite regular use, your insulation may be underperforming. Homes built before the 1980s in this area often have outdated attic insulation or insufficient wall coverage. Moisture buildup, visible attic frost, or increased pest activity are also strong indicators it’s time to reassess your insulation.

Helpful?

Homes in Fort Collins with drafty hallways, older crawl spaces, or unfinished basements often benefit from new insulation. If your house was built before 1978 or has a split-level or ranch design, it may lack modern energy efficiency standards. Noticeable temperature swings between floors or eligibility for local energy efficiency rebates are also signs your home could gain from upgraded insulation.

Helpful?

Before starting insulation work in Fort Collins, arrange a home energy assessment and check for signs of moisture or pest issues in attics and crawl spaces. If your neighborhood has a homeowners’ association, confirm any necessary approvals. Clear pathways to work areas and consider scheduling insulation upgrades during spring or early fall to avoid peak demand. Testing for asbestos in homes built before 1980 is also recommended.

Helpful?

During insulation projects in Fort Collins, homeowners may encounter extra expenses for air sealing, upgrading attic ventilation, or installing vapor barriers in crawl spaces. Older properties sometimes require electrical or ductwork adjustments, and asbestos or mold remediation can arise unexpectedly. Seasonal weather changes may reveal roof leaks or structural issues, which can increase the scope of work and extend project timelines.

Helpful?

The Fort Collins, CO homeowners’ guide to insulation services

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

See all articles