Certified by Intermountain West Insulation • Apr 05, 2026
About
Certified by Intermountain West Insulation • Apr 05, 2026
Insulation ContractorGeneral ContractorWindow SupplierGarage Door Supplier
Intermountain West Insulation is Eastern Washington’s local insulation contractor. Since 1981, we have offered advanced insulation solutions based in building science for both new construction and existing retrofit projects. We have since expanded, with added locations offering garage door installation and painting services. We are licensed, bonded and insured to ensure that we maintain our good reputation and service for decades to come.
Location
Certified by Intermountain West Insulation • Apr 05, 2026
Certified by Intermountain West Insulation • Apr 05, 2026
Monday7:00 AM - 5:00 PM
Tuesday7:00 AM - 5:00 PM
Wednesday7:00 AM - 5:00 PM
Thursday7:00 AM - 5:00 PM
Friday7:00 AM - 5:00 PM
SaturdayClosed
SundayClosed
Reviews
4.2
14 reviews
5 stars
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1
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1 star
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AB
Angelina Boots
Apr 2, 2026
5.0
Intermountain West Insulation did an outstanding job from start to finish. The estimate process was smooth and straightforward, and the entire project was handled with professionalism. Their customer service was amazing—very responsive and easy to work with.
I would 100% recommend Intermountain West Insulation to anyone looking for quality work and great service! Thank you!
MK
Matte K
Oct 1, 2025
5.0
Had IWI help insulate a small work from home shed project. Ended up being cheaper than doing it myself and their crew, from estimate to installation, was friendly, efficient, and communicative. Would highly recommend.
DS
Donna Shepard
Jan 3, 2024
1.0
I would NOT recommend this company! They left all doors on our home (new construction) open and I do mean open not just unlocked. They knew to lock since there was a code to gain entrance. I called furious since this could have resulted in the already installed electrical and HVAC equipment being stolen. The manager pretty much treated my call as insignificant and tried to shine me on. Then told me it's ok becasue a different person would be installing the ceiling insulation. Are you fricken kidding me. I was told the installer was mad because the builder wouldn't cut a hole in the floor to make the install easier. That is hearsay since I didn't hear it myself, but I would not recommend anyone use a company that treats the customer and their property like this. We all know how much property crime happens on new construction. Just the electrical and HVAC cost was about $50k and the manager acted like it was nothing. Well that's a lot of money to me and if that's the kind of work and workers they have I stay stay away from this company. To make it even worse the lack of care the manager displayed took my anger to a higher level. My thought is let me come to your house and leave every door open (and I do mean every door - sliders, front door, garage door) and see how you react. This company has no regard for their customers property. DO NOT USE!!!
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