Crawl Space Insulation

Why insulate your crawl space?

Out of mind, out of sight. In their own houses, crawl areas are avoided by many people. Nonetheless, it is a crucial component in creating a cozy, efficient, and healthy house. Crawl spaces are musty, wet, and dark. Crawl spaces, being underground, provide an ideal habitat for moisture, dust, filth, rodents, and insects. You probably don't understand how much damage faulty air sealing and insulation of a crawl space may do to you. However, hope still exists! Get in touch with an MTZ Insulation LLC specialist right now if you need crawlspace insulation in Denver, Aurora, Boulder, Fort Collins or any of the surrounding areas.

estimated_quoteArtboard 3

Request a Free Estimate

Contact Us

Cons of Blown-In

For one straightforward reason—that is, it loses a lot of heat, which costs you a lot of money—you should insulate your Denver basement. Insulating your basement has two benefits: it keeps the space cool and dry in the summer and warm in the winter. Keep in mind that summertime heat and humidity may lead to a significant build-up of moisture. Insulation for basements, such spray foam insulation, will regulate the quantity of moisture that builds up.

Book a service →

Call Today

Free Home Energy Audit

Energy Savings

MTZ Insulation LLC is dedicated to helping our clients reduce their monthly power costs and improve their energy efficiency. No matter where in your house they occur, air leaks will force your HVAC system to work harder to replace the lost air, so if you want to improve your home's ability to retain heat, you should consider insulating your crawl area. Reducing the amount of work your HVAC system needs to perform can prolong its life in addition to decreasing your heating and cooling expenses. You may avoid costly future repairs by keeping your pipes from freezing by properly insulating your crawl space. Additionally, properly insulating your crawl area lessens the chance that tiny animals and insects may take up residence in your house.

Frequently Asked Questions


  • Why is crawl space insulation important for homes in Denver, CO?

    Crawl space insulation helps regulate indoor temperatures by preventing cold air from entering your home through the floor, which is especially beneficial in Denver’s cold winter months. Proper insulation also reduces drafts, improves air quality, and can lower your energy bills by reducing heating and cooling demands.

  • What types of insulation does MTZ Insulation LLC recommend for crawl spaces in Denver?

    We often recommend closed-cell spray foam or rigid foam board insulation for crawl spaces because they provide excellent moisture resistance and a strong barrier against air leaks. Closed-cell spray foam is particularly effective in Denver’s climate, as it also prevents mold and mildew growth by blocking moisture.

  • How does crawl space insulation help with moisture control and prevent mold?

    Insulating your crawl space helps prevent moisture buildup, which can lead to mold and mildew issues. Closed-cell spray foam, in particular, acts as a moisture barrier, protecting your home from water intrusion and keeping the crawl space dry. This is important in Denver, where varying humidity and temperature changes can contribute to moisture problems

  • Can crawl space insulation improve indoor air quality in my home?

    Yes, crawl space insulation can improve indoor air quality by preventing drafts and blocking out contaminants, allergens, and pollutants that may enter through unsealed crawl spaces. This is particularly beneficial for homeowners in Denver who want a cleaner, healthier indoor environment.

  • Does MTZ Insulation LLC offer free assessments for crawl space insulation in Denver?

    Absolutely! MTZ Insulation LLC provides free crawl space assessments for Denver homeowners. Our team will evaluate your crawl space, identify any insulation or moisture issues, and recommend the best solutions to improve your home’s energy efficiency and comfort.

Service Area

We Provide Insulation Services to all of Denver Metro and More

ALITTLETON, DENVER, CASTLE ROCK, BOULDER, LAKEWOOD, AURORA, COLORADO SPRINGS, FORT COLLINS, EVERGREEN, BROOMFIELD, CENTENNIAL, PARKER, ELIZABETH, FRANKTOWN, LARKSPUR, LOUVIERS, MONUMENT, PALMER LAKE, SEDALIA, USAF ACADEMY, WOODLAND PARK, COLORADO SPRINGS, LONE TREE, ENGLEWOOD, PARKER


Counties Served

DENVER, JEFFERSON, DOUGLAS, ELBERT, EL PASO, TELLER, ARAPAHOE



Zip Code

80123, 80128, 80226, 80227, 80232, 80235, 80236, 80104, 80107, 80108, 80109, 80116, 80118, 80125, 80131, 80132, 80133, 80135, 80840, 80863, 80921, 80120, 80121, 80122, 80124, 80126, 80129, 80130, 80110, 80113, 80208, 80209, 80210, 80219, 80223, 80111, 80112, 80134, 80138, 80237


Share by: