Insulation contractor in Umatilla, OR - warmer floors and sealed attics
Reliable Kennewick Insulation Services insulates attics, crawl spaces and walls for homes and businesses in Umatilla, Oregon. We seal the gaps first, then add insulation, so cold rooms and climbing power bills get a real fix.

- Fully licensed and insured.
- Free on-site estimates.
- Expect a reply within 1 business day.
Insulation work in Umatilla, Oregon
Umatilla sits on the Oregon side of the state line, and it's one of the cities we work in from our base in Kennewick, along with neighboring Hermiston and Prosser on the Washington side. The calls here sound like the ones we get at home: a bedroom that won't warm up, a hot room over the garage, a power bill that keeps climbing, and now and then a landlord with a rental between tenants.
Houses here run from older homes, many sitting over a crawl space, to newer builds, and the age of the house tells me a lot before I open the attic hatch. What moves your price is how much insulation is already up there, whether old material has to come out, and how easy the attic or crawl space is to get into. The schedule mostly turns on that same cleanup and on anything the house needs fixed before we can start, and you'll get your own figure once I've been up there and seen it.
Insulation services we offer in Umatilla
Spray foam insulation
For a room over the garage that's hot in summer and cold in winter, spray foam fills odd framing and seals as it goes.
Explore Spray foam insulationAttic insulation
Upstairs rooms that run hot usually point to a thin attic, so we measure what's up there, seal the gaps and top it up.
Explore Attic insulationBlown-in insulation
Blown-in insulation goes in as loose fill through a hose, so it reaches the far corners and tight spots where batts leave gaps.
Explore Blown-in insulationHome insulation
When the whole house feels drafty, we look at the attic, walls and crawl space together so one fix doesn't move the cold around.
Explore Home insulationInsulation removal
When old insulation has to come out, we bag it and vacuum the attic or crawl space clean, so the new layer starts fresh.
Explore Insulation removalCrawl space insulation
Cold floors in Umatilla homes usually trace back to the crawl space. We insulate under the floor and seal the openings down there.
Explore Crawl space insulationWall insulation
Older houses with empty or slumped wall cavities can usually be filled through small holes instead of opening up the whole wall.
Explore Wall insulationAir sealing services
Drafty rooms usually leak at outlets, plumbing holes and the wall shared with the garage, so we find and close those gaps around the house.
Explore Air sealing servicesBasement insulation
Where a Umatilla home has a basement, we insulate its walls and the framing edge above them so the space below stops running cold.
Explore Basement insulationClosed-cell foam insulation
Closed-cell foam is dense enough to block moisture, so it suits a damp crawl space wall or a spot where batts keep getting wet.
Explore Closed-cell foam insulationOpen-cell foam insulation
Open-cell foam is softer and lighter. It seals and quiets noise in walls and rooflines that stay dry, at a lower cost than closed-cell.
Explore Open-cell foam insulationCommercial insulation
For shops, offices and small commercial buildings in Umatilla, we plan the work around your open hours so customers aren't stepping over hoses.
Explore Commercial insulationCrawl space vapor barrier
Torn or missing ground cover lets soil moisture into the crawl space. We lay new sheeting right to the back walls.
Explore Crawl space vapor barrierVapor barrier installation
When a remodel opens walls, we set the vapor barrier on the correct side of the insulation so moisture doesn't collect in the framing.
Explore Vapor barrier installationAttic air sealing
Warm air slips into the attic around can lights, the hatch and wall tops, so we seal those spots before adding insulation.
Explore Attic air sealingRetrofit insulation
For older Umatilla houses you're living in, retrofit work adds insulation through the attic, crawl space and small wall openings, no remodel needed.
Explore Retrofit insulation
What Umatilla houses need from insulation
I come out to each job myself, and our installers don't finish until I've checked the work, including the far corners of the attic and the back wall of the crawl space. If something needs fixing before we start, I'll tell you plainly.
Bad old insulation comes out first
If the old insulation is wet or full of droppings, we pull it instead of blowing new material over it, so you aren't paying to bury the problem.
Full depth out to the eaves
We bring coverage out to the edges, where attics usually run thin, and keep the eave vents open so the attic can still breathe and the framing stays dry.
A written plan before you agree
You get a written plan of what we'll do and why, so you understand what you're paying for and can weigh it before you agree to anything.

Get a free on-site insulation estimate in Umatilla
Tell us which rooms run cold or hot and roughly how old the house is. We reply within one business day, and I come out for a free on-site estimate with no pressure to book.
Umatilla insulation questions
How do I find out if my insulation job in Umatilla, OR needs a permit?
Ask the City of Umatilla Building Department, which issues permits in the city. Its posted applications cover residential building, residential mechanical and plumbing work, and since rules differ from one city to the next, we check with the department before we start and take care of the permit with them when one is needed. Permits run through Oregon ePermitting, the state's online system, and inspections can be booked there or by calling the city at 541-922-3226, ext. 114, at least 24 hours ahead.
Does an insulation contractor need a Umatilla city business license?
Yes, the city requires a business license for every business operating inside city limits, including ones based elsewhere that regularly work there. The fee is $40, paid once the license is approved, and operating without one is a civil violation that can bring a penalty of up to $250 a day.
Do I need a licensed contractor for insulation work in Umatilla, Oregon?
In most cases, yes. The Oregon Construction Contractors Board says state law generally requires anyone paid to work on improvements to real property to be licensed with the board, and its examples include most construction and repair services. An older board guide adds that contractors working on homes built before 1978 also need a special lead license, so tell us the age of your house when you call.
Which building code applies to an insulation project in Umatilla right now?
Homes here are built and remodeled under the Oregon Residential Specialty Code, and the 2026 edition, based on the 2024 International Residential Code with Oregon changes, is now in effect. The code in effect when the permit application or plan review is filed controls the work, unless the applicant agrees to later changes. Until April 1, 2027, the new construction rules are being phased in, so either the 2023 or the 2026 edition can be used for them.
How much does it cost to insulate a house in Umatilla, OR?
Your price comes from how much area we're covering, how many inches are already up there, and whether old material has to come out first, and you get your own figure from the estimate along with a written plan. Wet or droppings-filled insulation, a tight crawl space and a lot of gaps to seal all add to it. Spray foam costs more than loose fill but seals air while it insulates, and in most attics sealing the gaps and topping up loose fill is the better buy, unless your ductwork runs up there.
What is the best way to deal with wet insulation in a Umatilla crawl space?
Pull it out and stop the water before anything new goes in, because fresh insulation laid over soaked material keeps the problem in place. Oregon's flood season generally runs October through March, and no part of the state is free of flood risk, so a crawl space that took water over the winter deserves a look. Once it's dry, we lay new ground cover and insulate again.
Working somewhere else nearby? Call us
Your city may have its own page here. If it doesn't, call (509) 396-5461, because we work in cities on both sides of the state line beyond the ones listed.




