(760) 713-8598
R&S Hesperia Insulation CompanyR&S Hesperia Insulation Company

Open-cell foam insulation in Hesperia CA - quieter rooms and fewer drafts

Hot rooms upstairs, a loud street or a high power bill? We spray open-cell foam that quiets the house and closes the gaps.

Foam insulation covers the roof and rafters of an attic with a central HVAC unit and silver ducts.
  • Licensed and fully insured.
  • Free quotes on site.
  • Expect a reply within 1 business day.

What open-cell foam does for your house

Open-cell foam insulation in Hesperia is a soft spray foam our crew applies to roof decks, walls and open framing, where it expands to fill the space, seals air leaks and helps rooms stay quieter and hold their temperature.

Most calls start with a hot room upstairs, a drafty floor or a power bill that won't come down. The price mostly moves with how many square feet we're covering, how deep the foam goes and how much old material or repair work has to come first.

The schedule turns on that prep, on whether the job needs a permit, and on when your household can be away from the house. I come out, look at the space myself and put your own figure on paper. We're based in Hesperia and work in Victorville, Apple Valley, Phelan and the other cities around it.

  • I look at the job myself

    I'm the one who comes out, looks at your attic or walls and writes the estimate, so your price comes from someone who has actually seen the space.

  • Learned on my dad's jobs

    I learned this trade working my dad's jobs as a kid and started this business in 2013, so the way we do things comes from a lot of hours spent in attics.

  • Our own crew, my final check

    Our own crew does the install, and I check the work myself before we leave, so thin spots get caught while we're still there. Every job is satisfaction guaranteed.

How we plan and spray an open-cell job

Open-cell foam is a good pick when quiet rooms matter and the budget is tighter, but it won't hold back moisture on its own, so we plan for that before we spray. Under a floor that often means a crawl space vapor barrier on the ground, and in an attic I look at the vents and the roof deck first.

We fix what's wrong before any foam goes on, because insulation over a leak, a bad wire or old batts full of droppings just hides the problem. Our crew sprays the edges as full as the middle, since a thin band along the eaves is where heat and drafts get back in.

Foam isn't always the answer. It costs more than sealing the gaps and topping up blown-in insulation, which is loose fill blown through a hose, and unless your ductwork runs through the attic, that cheaper route usually wins and I'll tell you so. If foam is right, I go over how long you'll need to be out of the house before we book, and the same planning carries over to shops and offices on our commercial insulation jobs.

Where open-cell foam makes the most sense

Bedrooms that pick up street noise

When traffic or the neighbor's dog keeps someone up, foam in the walls and ceiling fills every bay and gap, so less sound carries through and the room gets quieter.

The hot room over the garage

Rooms over a garage take heat from below and from the roof, so filling those walls and ceilings with foam stops the drafts that keep them hotter than the rest of the house.

Shops that need to hold temperature

Shop and building owners call us when a space won't hold its temperature or work noise carries, and open-cell foam handles both when the budget is tighter.

Walls opened up for a remodel

When walls or ceilings are open down to the framing, foam can fill every bay and seal around pipes and wires in one pass, before the drywall goes back up.

Get an open-cell foam estimate for your house

Send the form and we'll reply within one business day to set a time. I'll come out, look at the space myself and give you a free estimate on site, with no obligation to book.

  • The area you want done

    Tell us which part of the house or shop you want insulated and roughly how big it is, so I come out ready to look at the right spots and measure.

  • Whether your attic has vents

    Look for vents along the eaves or up on the roof. It changes how we'd handle air and moisture up there, so it's worth knowing before I climb the ladder.

  • Any health concerns at home

    If anyone in the house has asthma, allergies or skin trouble, say so up front, because it can change whether foam is the right choice for your house at all.

(760) 713-8598

Common questions about open-cell foam in Hesperia

Straight answers on what open-cell foam costs, how it compares with closed-cell, and what the permit and move-out side of the job looks like.

How much does open-cell spray foam insulation cost near Hesperia, CA?

In the San Bernardino area, open-cell spray foam usually costs about $1,800 to $2,700 per job for 1,000 square feet sprayed 3 inches thick. Your number moves with the square footage, how deep the foam goes and how much old material or repair work comes first. I'll give you your own figure after I've looked at the space.

Is open-cell or closed-cell spray foam better for a house in Hesperia?

Choose open-cell if quieter rooms and a lower price matter most, and closed-cell if you need the most heat control from a thin space. Closed-cell has about twice the R-value, the measure of how well insulation slows heat, per inch, but it costs more, while open-cell is a much better sound barrier. I'll tell you which one your house actually needs.

How long do we have to be out of the house for spray foam insulation?

Plan to stay somewhere else for at least 24 hours, because federal consumer safety guidance tells residents to leave for at least that long, and line that up when you book. Anyone with asthma, respiratory allergies, a skin condition or an earlier reaction to isocyanates, a chemical used in the foam, should read the product information closely and may want a different insulation.

Who can get a building permit for a spray foam job in Hesperia?

The City of Hesperia issues building permits only to the property owner or the owner's licensed contractor or authorized agent, and a permit has to be issued before construction or remodeling starts. When a job calls for one, we handle the paperwork and set up the inspections. State efficiency rules for a home's outer shell depend on its climate zone, so they follow your address.

What license should a spray foam installer have in California?

Ask for a California insulation contractor's license, because the Contractors State License Board licenses the contractors who install insulation for temperature and sound. The state lets unlicensed people do minor work up to $1,000, but only when the work needs no permit and nobody else is working for them on it. We're licensed and fully insured.

Does a sealed spray foam attic help keep out wildfire embers?

National building guidance says sealed, unvented attics are significantly more fire safe in wildfire areas, because ash and embers get into vented attics through the vents. A sealed attic still needs a way to get rid of moisture, so ask any installer how theirs will do it. I'll show you our plan before we spray.

Related work that often goes with foam

Call or send the form for your estimate

Our phone hours run seven days a week, 7 AM to 11 PM, so call (760) 713-8598 or send the form when it suits you.

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