Crawlspace Spray Foam
for a Warmer, More Comfortable Home
Tired of freezing floors?
Why Insulate Your Crawlspace?
A poorly insulated crawlspace pulls warmth from your floors, lets moisture creep in, and makes your HVAC work overtime. Spray foam seals off the problem—permanently.
We fix this in two ways:
-
Conditioned Crawlspace (preferred): We insulate and seal the crawlspace walls and floor liner, transforming it into a clean, temperature-controlled space.
-
Underfloor Spray Foam: When wall access isn’t an option, we insulate directly under the house.
Either way, your floors stay warm, your home stays dry, and your utility bills go down.
Not just another contractor
Why Choose AirSeal?
We’re not just another insulation company. We’re your neighbors, and we’ve been doing this for over 23 years across North Idaho.
And here’s our promise:
✅ You don’t pay until you’re satisfied
✅ We fix our mistakes — always
✅ Flexible scheduling, real communication
✅ Clean job sites, careful crews
✅ We only do spray foam — and we do it right
Most insulation contractors cut corners. We built our reputation on never doing that — and fixing it when others do.
Customer Feedback
Real Results You Can Feel
I wasn’t sure how to go about insulating my 40 year old uninsulated crawlspace without wrecking plumbing and electrical. They suggested insulating the walls only and not the floor (my original plan), which actually helped so much more than I expected and now keeps our pipes from freezing this winter in addition to keeping our toes and home warmer.
Emily L.
Sandpoint
Feel the difference
Get Started Today
✅ Warmer floors
✅ Healthier air
✅ Lower bills
✅ Lifetime results
Call now and schedule your free estimate with North Idaho’s spray foam specialists.
No hard sell. No pressure.
Just honest advice and quality work.
See Us in Action
Crawlspace Installation
The AirSeal Family of Happy Customers
Testimonials
Let's Start a Project
In most cases, we can get you an estimate over the phone or by email. We may ask you to email us plans and/or photos.