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crawl space insulation services

Crawl space insulation is often overlooked. When it comes to crawl space insulation, it is important because it will help maintain a comfortable and energy-efficient home.  Your crawl space serves several purposes, including providing access to utilities such as plumbing and electrical. Crawl Spaces are also very important because they allow for proper ventilation in your home, preventing moisture buildup and encouraging air circulation. 

benefits of crawl space insulation

save on heating and cooling costs

Insulating your crawl space can make a big difference in energy savings, making it more comfortable and cost-effective. Properly insulated crawl spaces can help reduce your heating and cooling costs throughout the year. Insulated crawl spaces prevent heat loss by creating a barrier between the cold ground and the living space in the winter months. In the summer, insulation will help prevent heat gain, keeping your home cooler and reducing the amount of work on your air conditioning system.

moisture control and mold prevention

Your crawl space is particularly prone to moisture infiltration, which can lead to mold growth and compromise your indoor air quality. Insulating the crawl space can help prevent moisture and prevent mold formation. By controlling moisture, homeowners can protect their homes from any damage and improve the overall health and well-being of their occupants. 

increased hvac system efficiency

When your crawl space is insulated, it will put a strain on the HVAC system greatly reduced. This happens by preventing temperature fluctuations and minimizing air leakage, so the heating and cooling equipment can operate more efficiently and effectively. The increased efficiency not only saves energy but also will lead to longer lifespan for your HVAC system, reducing the maintenance and replacement costs in the long run. 

pest deterrence and structural integrity

Insulation does not just protect against energy waste and moisture, but it can also help preserve the structural integrity of your home. Well insulated crawl space can act as a deterrent for pests and rodents providing an added layer of protection for your home.

enhanced indoor air quality

Properly insulated crawl spaces can play a significant role in improving indoor air quality. This happens by reducing drafts, air leaks, and moisture ingress, insulation helps minimize the entry of pollutants, allergens, and contaminants into your living space. This will in turn lead to cleaner and healthier air for the inhabitants. 

potential energy rebates and tax credit savings

Investing in upgraded crawl space insulation may also make homeowners eligible for local energy rebates and tax credits. By taking advantage of these incentives, homeowners can reduce the upfront cost of insulation and enjoy the long-term savings on energy bills. 

Create a healthier and energy-efficient home with crawl space insulation

Insulation serves as a crucial component in augmenting your home’s energy efficiency, particularly in the crawl space. The crawl space insulation provides an effective barrier that prevents the loss of warm and cool air through your flooring, thereby insulating the living space above the crawl space. This helps maintain the indoor temperature and creates a comfortable living environment inside your home. The insulation traps pockets of air to inhibit the movement of heat going in and out of your home, eventually leading to a significant reduction in your energy bills. With adequate crawl space insulation, you can enjoy a more energy-efficient home that is not only cost-effective but also more eco-friendly. The role of insulation in your crawl space is to improve your home’s overall energy efficiency. Adequate insulation in your crawl space will offer lower energy bills and a more comfortable home. Crawl space insulation will prevent the loss of warm and cool air through your flooring, helping maintain your home’s energy efficiency. Insulation will trap pockets of air to slow the movement of heat going in and out of your home.

Does your home insulation need to be replaced?

Insulation that is hanging or damp is a good sign that your crawl space needs to be cleaned and the insulation needs to be replaced. If you live in an older home, it is likely not up to energy-conserving building codes. You may have inadequate insulation or no insulation remaining, and insulation replacement is recommended. Aging insulation and inferior insulation materials will eventually need to be replaced. Replacing your crawl space insulation is also a key component in keeping pests and mold away. Insulation can perform admirably for 15-30 years, depending on the material, the conditions, and the location of your home. 

Frequently Asked Questions

The most common crawl space insulation includes batt insulation. This can include:

  • Fiberglass batt insulation
  • Rock wool batt insulation
  • Fiberglass sub-floor insulation


Some contractors may recommend installing spray foam insulation, but this is NOT recommended in the crawl space. It is almost impossible to remove, and it can also trap moisture and mold. Some contractors will also install spray foam insulation to cover wet moldy wood, and this can cause serious problems in the future!

Signs that you need to replace your insulation include:

  • Increased energy bills
  • Cold floors
  • Your home energy temperature fluctuates continuously
  • Your house feels drafty
  • Certain rooms in your house have a draft
  • Moist or wet insulation
  • Indoor condensation
  • Pests or rodents
  • Someone in your home is suffering from frequent allergies 

It depends on the complexity of the project. It is not recommended to DIY the removal of your insulation in your crawl space, there may be hazardous materials that need to be removed with caution. Crawl space insulation replacement requires extensive work, and it is best to consult with an Insulation Co. professional for assistance. 

There are local building codes and regulations that are required. It is important to ensure compliance with any relevant codes and regulations. Each crawl space is different and may require more or less, so it is best to speak with our Insulation Co. building professionals to get more information!

why work with us?

over 25 years experience

Serving Seattle for 25+ years with expertise and professionalism. Our experienced team, led by founder Jo, has been dedicated to delivering quality craftsmanship and friendly customer service to all his customers for almost two decades.

10-year warranty on insulation workmanship

All of our work is backed by a 10-year transferable warranty on insulation workmanship and a 2-year transferable warranty on mold remediation, sump pump, and French drain install workmanship (if applicable to the bid scope of work). Included in our warranty is one free complimentary courtesy check.

insured, bonded, and licensed

Providing licensed, bonded, and insured services for your insulation needs. Trust our expertise and commitment to quality work. It is important to choose a contractor who is licensed, bonded, and insured because this ensures we know how to do our job properly and can protect ourselves against any potential mistakes.

owner run company

Owning a business can be tough, but also incredibly rewarding. Experience the advantage of talking directly to the owner of our business, Jo, who started installing insulation at the young age of 10. Jo, the founder of the company, has firsthand experience in the insulation industry since childhood.

5 star customer reviews

Experience a customer-focused company that prioritizes your wants and needs. Customer interactions are our primary means of creating true customer relationships and building our brand.

free same-day estimates

Providing customers with fast, free, virtual, and same-day quotes will give you a starting point for your home improvement project.

insulation co. service areas

  • Seattle
  • Bellevue
  • Kirkland
  • Renton
  • Everett
  • Federal Way
  • Auburn
  • Kent
  • Mercer Island
  • Bainbridge
  • Redmond
  • Bothell
  • Newcastle
  • Shoreline
  • Lake Forest Park
  • Tukwila
  • Des Moines
  • Issaquah
  • White Center
  • Kenmore
  • Edmonds
  • Mountlake Terrace
  • Lynnwood
  • Sammamish
  • Snoqualmie
  • North Bend
  • Lake Stevens
  • Woodinville
  • Mukilteo
  • Bellingham
  • Mount Vernon
  • Burlington
  • Lynden
  • Blaine
  • Birch Bay
  • Custer
  • Ferndale
  • Chuckanut
  • Lummi Island
  • Orcas Island
  • Oak Harbor
  • Everson
  • Alger
  • Nooksack
  • Marietta
  • Sedro Wolley
  • Anacortes
  • La Conner
  • Stanwood
  • Arlington

Crawl Space Insulation Removal AND Installation

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