Spray foam insulation in Petaluma CA - fewer drafts and rooms that stay comfortable
Drafty rooms, a hot upstairs or cold floors over the crawl space? We match the foam to each space so the house holds its heat.
Start planning your spray foam job
Call (707) 238-6044 or use the form, and have ready the spaces you want insulated and the dates your household could be away.
Is spray foam the right fix for your Petaluma house?
Spray foam insulation is foam our crew sprays into attics, crawl spaces and walls in Petaluma, CA, and it does two jobs at once, insulating the house and blocking the air leaks that make it drafty.
Most of my calls are about older houses that are drafty in winter, hot upstairs in summer and hard on the power bill, and spray foam is one good answer to that, though not the only one. The price turns mostly on which spaces you want foamed and which foam goes where, and the schedule turns on when your household can be away from home while the foam goes in and cures. I'll give you your own figure after I've been up in the attic or down in the crawl space and seen what's really there, because houses love to keep a surprise or two.
Why Petaluma homeowners call us for spray foam
The owner writes every estimate
I come out myself, climb into the spaces you want foamed and write the estimate. If your house doesn't need foam yet, I'll tell you so and point you to what it does need.
Petaluma attics, family trade since 2017
I learned this trade handing my dad tools in Petaluma attics and crawl spaces, then started this business in 2017. He taught me to do every step in order, and we still do.
Licensed, insured, one steady crew
We're licensed and fully insured, and our crew lead runs the installers on every job. You get one crew that knows the order of the work, from clearing out to cleanup.
On a foam job, the right foam in each spot and a solid plan for your time away matter most, so get in touch and we'll start on both.
How we handle spray foam insulation
I start by looking at each space with you and talking through open-cell and closed-cell, so you pick the foam that suits that spot instead of one foam for the whole house. Before anything goes on the calendar, we plan the time your household will spend away, so nobody's scrambling for a place to stay the night before. On the day, our crew pulls out old insulation that's soaked or full of droppings, because foam sprayed over a mess just seals the mess in. Then they do the air sealing, closing the gaps around can lights, pipes and the attic hatch, spray even coverage right out to the edges where houses usually come up short, keep vents clear wherever a space is meant to breathe, and clean up before I come back to check it.
Foam at the attic roofline
Spraying the underside of the roof brings the attic inside the house's shell, which is the case where foam earns its cost. It suits houses whose heating and cooling ducts run through the attic, because those ducts stop working in a hot attic.
Crawl spaces and the room over the garage
Cold floors and a chilly room over the garage usually come from an open underside full of gaps around pipes and framing. Foam fills those odd shapes and seals them in one pass, so the floor stops pulling in cold air.
How can you tell your house could use spray foam?
Hot upstairs all summer
The bedrooms upstairs bake like a pizza oven while downstairs is fine. Heat is usually pouring through a thin or leaky attic, and every summer you wait, the AC runs longer.
Cold floors in winter
Floors over the crawl space feel like ice by December. That usually means cold air sits right under the house, and it keeps pulling heat out of every room above it.
Drafts around lights and outlets
You feel air moving near can lights, outlets or the attic hatch. Those gaps leak heat no matter how much insulation sits on top, so the power bill keeps creeping up.
Old insulation flattened or dirty
A peek in the attic shows insulation packed flat, stained or full of droppings. It isn't doing much anymore, and covering it without clearing it out just keeps the problem.
What happens after you call us about spray foam?
I come out and look
Call or send the form, and we'll set a time for me to climb into your attic or crawl space. I talk through what I see and leave you an estimate.
Our crew sprays the foam
We settle the date with you early, since weather can affect the install, and your household stays away until the foam cures and the house is aired out.
We walk the job together
Once the crew finishes and the house is aired out and clean, I check the work with you, so you see what went where before we call it done.
Spray foam questions from Petaluma homeowners
These are the questions I hear most about spray foam around Petaluma. If your house has a quirk that isn't covered here, call and ask, and you'll get a straight answer.
How much does spray foam insulation cost in Petaluma?
There's no set price, because each job is figured from how much area you want foamed, which foam goes in each space and how thick it goes on. Closed-cell is denser and usually costs more than open-cell, and tight crawl spaces or old insulation that has to come out first add to it. I'll give you your number once I've looked at your house.
What is the best way to choose between open-cell and closed-cell spray foam?
Choose by how each space needs to dry, because the two foams handle moisture differently. Open-cell blocks air but lets moisture pass through, while closed-cell, the dense kind, slows moisture at typical thicknesses, so a wood-framed wall filled with it can't dry well to the outside. That's why one house can end up with one foam in the attic and the other somewhere else.
How long do we have to stay out of the house after spray foam insulation?
EPA guidance says everyone in the household, and any other trades working there, should be out while the foam goes in and stay out until it has cured and the house has been aired out and thoroughly cleaned. Some foam makers recommend 24 hours before you come back after a professional high-pressure system, but it varies by product. We get the time for the exact foam we're using before you book a place to stay, kids and pets included.
Do I need a permit for spray foam insulation in Petaluma?
You might, because the city's Building Division says its permit list is only partial and work that isn't on it may still need one. We find out what the city wants for your job and handle the permit when one's needed, and if we're not sure, we ask the Building Division first, the same office you can reach with questions at building@cityofpetaluma.org. Permit or not, all work in Petaluma has to meet California's building standards code and the city's ordinances.
Who can install spray foam insulation in California?
California's state licensing board counts installing any insulating material for temperature or sound control as insulation contracting, and spray foam fits that description. So whoever sprays foam in your attic is doing work the board has its own license category for, and it's fair to ask how a contractor is licensed before they start.
Is spray foam insulation safe for my family?
Spray foam needs careful handling, because EPA says its chemicals, isocyanates chief among them, can cause asthma, lung damage and skin and eye irritation through vapors, aerosols and dust given off during and after installation. That's why the time away matters. EPA also says plumbers, electricians and other workers shouldn't heat or grind the foam later, since that can release toxic emissions, so tell anyone who works near it down the road.
Get a spray foam estimate at your house
Tell us which spaces you want insulated and the dates your household could be away, and we'll reply within one business day to set up my visit. The estimate is free, done on site, with no obligation.
Spray foam work up close
Other ways to fix a drafty house
Attic insulation
If your attic just has thin or flattened insulation and no ducts up there, a regular attic job is often a better spend than foam.
Learn moreBlown-in insulation
Loose fill blown across the attic floor tops up what you already have and settles around joists and wiring, a good fit once the air leaks are sealed.
Learn more