
Serving Larkspur, CO and surrounding areas
Approved
In business since 1993
Free estimates
Credit card accepted
"Minimal clean up do after the job was done. Denver Insulation is using the very top grade foam glass insulation to perform the work"





+10


Serving Larkspur, CO and surrounding areas
Approved
In business since 1993
Free estimates
Credit card accepted
"Minimal clean up do after the job was done. Denver Insulation is using the very top grade foam glass insulation to perform the work"





+10

Serving Larkspur, CO and surrounding areas
Approved
Super Service Award Winner
In business since 2024
Free estimates
Small jobs welcome
"I had an excellent experience with Empower Insulation from start to finish. They took the time to explain all of my options, answered every question I had, and helped me choose the best insulation solution for my home. I highly recommend Empower Insulation to anyone looking for top-notch insulation services. Great company, great service, and even better results!"





+11

Serving Larkspur, CO and surrounding areas
Approved
Super Service Award Winner
In business since 2014
Free estimates
Emergency services offered
"Insulation station did a tremendous job putting insulation in my attic it has made a tremendous improvement in keeping my home warm money well spent"





+20

Serving Larkspur, CO and surrounding areas
Approved
In business since 2022
Free estimates
Warranties offered
"Very professional. On time and called ahead and they were very knowledgeable. Uriel Domingues did the work and was very respectful. I recommend Koala and Uriel anytime. I had them remove my insulation from my attic and now Iâ ll definitely have them install the new insulation when Iâ m done with my kitchen remodel."





+3

Serving Larkspur, 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."





+4

Serving Larkspur, CO and surrounding areas
Approved
In business since 1989
Free estimates
Emergency services offered
"They did a great job and were on time."

Serving Larkspur, CO and surrounding areas
Approved
In business since 2019
Free estimates
Emergency services offered
We at AtticWise, take pride in our reliability, integrity and the quality of our work. We specialize in comprehensive home insulation needs offering the products and services of AtticShield? - an industry leader in reflective insulation - and Johns Manville? - provider of the utmost quality blown-in insulation. We make it a point to provide the highest level of customer service with both residential and commercial clients and apply the same attention to detail regardless of project size or complexity. We look forward to earning your business!





+3

Serving Larkspur, CO and surrounding areas
Approved
In business since 2010
Free estimates
Emergency services offered
We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!





+2

Serving Larkspur, CO and surrounding areas
Approved
Super Service Award Winner
In business since 2025
Free estimates
Warranties offered
"We can not say enough about this Company. Professional, informative, on time, courteous and friendly! Fantastic work done on our crawl space! We’d highly recommend Powerhouse for crawl space and Radon needs! We’d hire them again in a heartbeat !!!!💗"





+1

Serving Larkspur, CO and surrounding areas
Approved
In business since 2025
Free estimates
Warranties offered
At PowerHouse Home Performance, our mission is simple:\nto help Colorado & Wyoming families live in homes that are safe, comfortable, and efficient — without compromise.\n\nWe combine science-backed testing, expert craftsmanship, and honest communication to deliver solutions that last.\n\nWhether you need to lower your energy bills, address radon, fix uneven temperatures for that cold room above the garage, or improve indoor air quality, our team brings the same commitment to integrity, precision, and care.\n\nWhen you choose PowerHouse, you’re choosing a partner who looks at the whole picture — not just one piece of it.





+4
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.
From average costs to expert advice, get all the answers you need to get your job done.

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