Proven Insulation Contractor in Hemet CA - Comfortable Rooms in Summer and Winter
Signature Hemet Spray Foam Insulation handles attic insulation, spray foam and air sealing for homes in Hemet, San Jacinto and the cities around them. We also pull out old, dirty insulation and insulate the hot room over the garage.

- Licensed and insured.
- Free estimates at your property.
- Expect a reply within 1 business day.
Why Hemet homeowners call us
See what's in your attic first
I take photos in your attic or crawl space and walk you through them in plain words, so you understand your own house before you spend money on it.
Repairs and sealing come first
We plan every job in order, so leaks, gaps and safety checks get handled before new insulation goes in, because insulation laid over a problem just hides it.
A tidy house when we leave
Our crew covers floors and walkways and cleans as we go, a habit I carried over from years in busy restaurant kitchens.
Curious what's really up there? Tell us about your hot room or high power bill, and I'll come take a look.
Insulating homes in Hemet
Hemet is a city in southern California with its own parks, like Gibbel, Weston and Simpson, plus the Hemet Museum in the historic Santa Fe depot and the Western Science Center, home of the Pacific Mastodon. We're based here, and most of the calls we get around town are the ones you'd expect, a hot room upstairs, cold floors over a crawl space or a power bill that keeps creeping up.
If you live inside the city limits, building questions start with the City of Hemet's Building & Safety Division, since it issues permits, reviews plans and makes field inspections. Beginning August 11, new permit applications go through the city's new online portal and paper plans are no longer accepted, so plans go in as digital files. When one of our jobs calls for a permit, we take care of it with the right city or county office before the work starts and plan around the inspection.

Tell us what's going on in your attic or crawl space
We reply within one business day, and the estimate is free with no obligation. Once you send this, we'll set a time for me to come out, look at the space and take photos so I can walk you through what I found.
About Signature Hemet Spray Foam Insulation
Signature Hemet Spray Foam Insulation is an insulation contractor based in Hemet, CA, and we've been in business since 2013. We're licensed and insured, with 16 insulation services for homes and businesses and 12 cities on this site, plus more around them. I came to this trade after years in restaurant kitchens, where I learned to respect heat, airflow and doing things in the right order. You can read more about our story and how we work.
Insulation contractor services in Hemet, CA
Signature Hemet Spray Foam Insulation is an insulation contractor in Hemet, CA, with 16 services for hot rooms, drafts and high power bills. Price and schedule mostly depend on how much old insulation comes out, how much sealing comes first and whether foam or loose fill suits your house, and your written estimate spells that out.

Spray foam insulation
We spray foam that expands into gaps and hardens, so it insulates and seals air in one pass, a good fit when ductwork runs through the attic.

Attic insulation
Hot upstairs or a power bill that climbs every summer? We check what's already in the attic, seal the gaps and add insulation to the right depth.

Blown-in insulation
Blown-in insulation is loose fill we blow through a hose across the attic floor, a simple way to top up thin coverage, edges included.

Home insulation
For homeowners who want the whole house looked at, we check the attic, walls and crawl space together and fix them in the order that makes sense.

Insulation removal
When old insulation is soaked, matted or full of droppings, we vacuum it out and clean up so new material doesn't sit on top of the problem.

Crawl space insulation
Cold floors over a crawl space usually mean the floor above is bare or the old insulation has sagged loose, so we put it back right.

Wall insulation
We insulate open walls during a remodel or addition, and existing walls when a room stays drafty no matter what the thermostat says.

Air sealing services
Air sealing closes the gaps around windows, doors, outlets, pipes and ducts throughout the house, for homeowners who feel drafts no matter how much insulation is up there.

Basement insulation
We insulate basement walls and the band of framing that sits on the foundation, for homeowners finishing a basement or warming a cold room downstairs.

Closed-cell foam insulation
Closed-cell foam is a dense foam that blocks moisture as well as heat, so we use it where dampness is a worry, such as crawl spaces and basements.

Open-cell foam insulation
Open-cell foam is a softer, lighter foam that fills odd-shaped spaces and quiets noise, a fit for rooflines and interior walls where moisture isn't the issue.

Commercial insulation
Property managers and business owners call us for offices, shops and rental units, and we plan the work around your tenants, customers and business hours.

Crawl space vapor barrier
A musty smell or damp soil under the house usually means moisture is rising, so we cover the ground with a heavy plastic sheet.

Vapor barrier installation
We install vapor barriers, sheets that slow moisture moving through walls, ceilings and floors, in new construction, remodels and anywhere damp air could reach your insulation.

Attic air sealing
If the house is drafty or dusty upstairs, we seal the gaps in the attic floor first, because insulation laid over open holes ends up fighting a draft.

Retrofit insulation
Retrofit insulation adds insulation to a house that's already built, usually an older home, by blowing it into the walls through small holes we patch afterward.
Insulation work, start to finish
Use the arrows to see every photograph.
How a job with us goes
Call or send the form
Call (951) 484-2035 or use the contact form and tell us what you're noticing, whether it's a hot room, cold floors or a power bill that keeps going up. We reply within one business day and set a time for me to come out. The estimate is free, with no obligation.
I look and explain
I come out myself and look at the attic, crawl space or walls, taking photos so I can walk you through what I found. You then get a written estimate that lists the steps in order, anything that needs fixing first, and your choices in plain words, so you can decide on your own time.
Our crew does the work
On work day our lead installer and crew prep the house, then do the job the way the estimate laid it out. Repairs and sealing come before the insulation, because insulation laid over open gaps or a wet spot doesn't do its job, no matter how much of it goes in.
Cleanup and walkthrough
Our crew cleans up before leaving, and then I go over the finished work with you. You'll know what was done and where, and if anything doesn't make sense, that's the time to ask me while I'm standing right there with you.
Your insulation questions answered
How much does insulation cost in Hemet?
The price depends mostly on the size of the space, how much old insulation has to come out, how many gaps need sealing first and which material fits your house. Access matters too, since a tight attic or a low crawl space takes longer to work in. I'll give you your own number in a free written estimate after I've seen the space.
Is spray foam worth the extra cost compared to blown-in insulation?
Usually not for a typical attic floor, where sealing the gaps and topping up with blown-in insulation gets you most of the benefit for less. Foam costs more but seals air while it insulates, so it earns its price when your ductwork runs through the attic.
How long will the crew be in my attic, and do we have to leave the house?
It depends on the size of the attic and how much prep comes first, and I'll tell you what to expect when I write your estimate. Most blown-in and air sealing jobs don't ask you to leave. Spray foam is different because it has a re-entry time, how long people and pets stay out while it cures, and we plan the day around it.
Are you a licensed and insured insulation contractor in Hemet?
Yes, Signature Hemet Spray Foam Insulation is licensed and insured. I'm the one who writes your estimate, so you can ask me about any of it face to face.
What should I do to get my house ready for insulation work?
Clear a path to the attic hatch or crawl space opening and move anything stored right under or around it. Beyond that, the prep inside the house is ours to do, so there's no need to empty rooms or pack anything up.
Do you guarantee your insulation work?
Yes, satisfaction guaranteed on every job. Because you've seen photos of what was there before and you walk through the finished job with me, you know what you paid for.
Should old attic insulation be removed before adding new insulation?
Only if it's soaked, matted or full of droppings, because new material laid over a problem keeps the problem. If the old insulation is dry and clean, we usually leave it, seal the gaps around lights, pipes and the hatch, keep the vents at the eaves clear so the attic can breathe, and top it up evenly out to the edges.
Do I need a permit to insulate my house in Hemet?
The city's building division decides that, so the place to check is its "Do I Need a Permit" handout on the city's forms and handouts page. I'll go over it with you at the estimate, and if your job needs one, that's on us, not you.
Cities we serve around Hemet
Signature Hemet Spray Foam Insulation is based in Hemet, CA, and our 12 city pages include San Jacinto and Menifee. We work in other nearby cities too, so if yours isn't on the list, give us a call.
