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Spray Foam Insulation in Clemmons, NC (27012) · Local Professionals

Winston-Salem Spray Foam Insulation · Fast response in Clemmons and the Winston-Salem area · Free estimate 24h

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Clemmons' 1980s and 1990s two-story homes were built with vaulted ceilings, finished rooms over garages, and attics that sit in the brutal heat of a North Carolina summer, pushing 130 to 150 degrees while your air handler struggles below. Spray foam insulation and air sealing stops that heat before it enters, and it seals the rim joists and band joists that sit on the brick piers holding your home above the red clay.

Winston-Salem Spray Foam Insulation has been serving Clemmons (27012) and the surrounding Winston-Salem area since 2012. We know the two-story Clemmons floor plan, the vented attics that bake through humid summers, and the crawl spaces that sweat through the season. When a FROG room never cools, or your cooling bill has climbed out of reach, we show up with a free on-site estimate, tell you what will actually work, and spray it right.

Spray Foam Insulation in Clemmons (27012)

Clemmons homes sit on raised brick piers over vented crawl spaces, and most have attics with ductwork running through them. Your air handler pushes conditioned air through that attic in summer, losing efficiency to the heat, and in winter the temperature swings and humidity can leave insulation damp or condensation visible on rim joists and band joists. The finished room over your garage or at the far end of a duct run often runs five to ten degrees warmer in summer because it sits directly under an uninsulated roof deck.

Closed-cell spray foam seals the rim joists, the band joists, and the attic air leaks that open-cell foam or blown-in insulation cannot reach. Open-cell foam is less expensive and works well in sealed attics where moisture is controlled. Wall cavities in newer Clemmons construction are often hollow, and injection foam fills them without opening the wall. We remove old, damp or contaminated insulation first, let the wood dry, and then spray. Our team is fully insured, and we've been doing this work in Clemmons and Winston-Salem since 2012.

Our services in Clemmons

How a Job Works in Clemmons

You call us at (336) 608-5235 or request an estimate online. We schedule a free on-site visit to your Clemmons home, measure the attic, crawl space or walls, and talk through what you're seeing: a room that won't cool, a high bill, condensation, or insulation that has to come out. We walk the space with you, explain what will fix it, and give you a written estimate with R-value and thickness specs so you know exactly what you're paying for.

On the day of the work, our crew arrives with the spray rig and sets up mechanical ventilation. If old insulation has to come out first, we remove it and haul it away. We spray the foam in controlled passes, holding the manufacturer ratio and drum temperature, and keep the space ventilated while it cures. Attic work usually takes a day. We then clean up, pack out our materials, and walk through the space with you.

The foam cures in twenty-four to forty-eight hours. We ask you to stay out of the attic or sealed space during that window. After cure, the space is ready to use and the smell is gone. You'll feel the difference in your cooling and heating from the first month.

Attic spray foam in Clemmons typically runs from $1.50 per square foot for open-cell to $1.20 per board foot for closed-cell, depending on the R-value you need and the thickness we have to spray. A 1,500-square-foot attic with open-cell foam to R-38 usually costs between $2,250 and $3,000. Crawl space sealing starts around $2,500. Wall injection foam runs from $2 per square foot. Rim joist and band joist sealing starts at $650. If old insulation has to come out first, add $950 to $1,200 depending on the volume. The biggest variables are how much area we're covering, whether anything has to be removed, and whether you choose open-cell or closed-cell foam. We give you a free estimate at (336) 608-5235, measure on site, and quote you a firm price before we start.

✅ Written Estimates with R-Value & Thickness Specs, fully insured for work in Clemmons and nearby areas.

My FROG room never cools down, even when the AC is running hard. What will spray foam do?
A finished room over the garage sits directly under an uninsulated roof deck. Summer heat radiates through the sheathing and into the room, and the HVAC ductwork that feeds it often runs through an unconditioned attic, losing cool air before it reaches the room. Spray foam on the roof deck (or on the attic floor if the room is vaulted) stops the heat at the source. We seal the rim joists where the room meets the garage, and we air-seal the ductwork in the attic. That room will cool down to within a few degrees of the rest of your home. Call us at (336) 608-5235 for a free estimate.
I see moisture or condensation in my attic in summer, and the insulation looks damp. What do I do?
Damp insulation loses R-value and can lead to wood rot in the attic framing. Before we spray any foam, we have to know where that moisture is coming from. If your attic is vented and the insulation is damp from humid air, we may recommend a dehumidifier or improved ventilation before foam. If the moisture is from a roof leak or from humid air trapped in a sealed attic, we fix the moisture first or we walk away. We do not spray over wet substrate. Call (336) 608-5235 and describe what you're seeing. We'll tell you what has to happen first.
How much does it cost to spray foam an attic in Clemmons?
Open-cell foam starts at $0.55 per board foot, or roughly $1.50 per square foot for a typical attic. Closed-cell foam is denser and costs more, starting at $1.20 per board foot. A 1,500-square-foot attic to R-38 with open-cell usually costs $2,250 to $3,000. If you have old insulation that has to come out first, add $950 to $1,200. The exact price depends on the area, the R-value you need, and whether anything has to be removed. We measure on site and give you a written estimate with thickness and R-value specs. Call (336) 608-5235 for a free estimate.
What do the energy code and building code in Clemmons say about spray foam insulation?
North Carolina's energy and building code sets the R-value your attic needs (usually R-38 to R-49 depending on the year your home was built) and requires an ignition barrier and a thermal barrier on the foam. The thermal barrier is the detail most contractors get wrong: it's a one-inch air gap or a code-listed material that slows the spread of flame for fifteen minutes. Permits and code inspection vary by city, so always check with the City of Clemmons or your local building department to confirm what applies at your address. We help you navigate what the code requires and we build it in from the start.
Can we live in the house while you're spraying foam?
Yes, but with limits. We set up mechanical ventilation in the attic or crawl space during the spray and cure. The smell is strong while we're spraying and while the foam cures (twenty-four to forty-eight hours). We ask you to stay out of the attic or sealed space during that window. Other parts of your home can be occupied normally. If you have young children, elderly residents or pets sensitive to fumes, tell us when you call. We'll talk through the best timing for your household.
Are you insured for spray foam work at my Clemmons home?
Yes. We are fully insured with general liability and workers' compensation. Our crew is covered for the work we do and for any damage that might happen on your property. When you get your estimate, we'll show you our insurance information. Never hire a spray foam contractor without verifying their insurance coverage, whether it's us or anyone else.
When is the best time to spray foam an attic in Clemmons?
Spring and fall are ideal because the weather is mild and humidity is lower. Summer heat makes the cure slower and the smell lingers longer. Winter works fine too, but ice storms can delay scheduling. The real driver is comfort: if your cooling bill is out of control in summer or a room won't cool, that's the time to act. We work year-round. Call (336) 608-5235 and we'll find a time that works for your schedule.
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Our services

Our Spray Foam Insulation Services in Winston-Salem

All your work handled by qualified professionals in Winston-Salem

Attic Spray Foam Insulation

Sealed attics that pull Triad air handlers in out of 150-degree heat

Included in your service

  • Open-cell foam on the roof deck; never just piled on the attic floor
  • Your attic air handler and ductwork brought inside the envelope
  • Target R-value and thickness per pass written into the estimate
  • Gable and ridge details closed properly for a humid Piedmont attic
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Closed Cell Spray Foam Insulation

Two-pound foam for where Carolina humidity and red clay push hardest

Included in your service

  • R-6.5 per inch with its own built-in vapor retarder
  • The right call for Triad crawl spaces and Yadkin Valley farm buildings
  • Racked in controlled passes; never one thick lift
  • Depth gauged at the wall because humid air punishes a thin pass
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Open Cell Spray Foam Insulation

The friendlier board foot for Winston-Salem attics and interior walls

Included in your service

  • Half-pound foam that air-seals at a lower cost per board foot
  • Sound dampening for bedrooms; media rooms and home offices
  • Where crawl space or basement moisture calls for closed cell; we say so
  • Shaved flush to the framing and the offcuts bagged out
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Wall & Injection Foam Insulation

Closed walls filled without opening up an Ardmore bungalow

Included in your service

  • Small ports drilled under a siding course or along a mortar joint; then plugged and patched
  • Built for 1920s-60s frame and brick-veneer stock with empty wall cavities
  • Priced room by room so you can start with the hot one
  • Every cavity probed for fill rather than assumed full
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Crawl Space Spray Foam Insulation

Triad crawl spaces sealed against humid air and damp red clay

Included in your service

  • Closed cell on the perimeter walls and the rim joists
  • Common under mill houses and bungalows on brick piers and 1950s-60s ranches
  • Standing water and drainage fixed first or we decline the job
  • Termite inspection strips left where your pest bond requires them
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Rim Joist & Band Joist Spray Foam

The small job that finally fixes the room over the garage

Included in your service

  • Every joist bay sealed along the top of the foundation wall
  • Daylight basements on sloped lots and cantilevered bonus-room floors
  • Half a day on site and felt the same evening
  • Gun-applied into framing gaps a batt has never reached
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Garage Spray Foam Insulation

Fixing the Triad FROG that bakes every afternoon

Included in your service

  • Ceiling bays under the finished room over the garage filled and shaved flush
  • Walls shared with the house sealed against radiant afternoon heat
  • Workshop conversions specified around the tools you actually run
  • The door header and slab edge addressed; not stepped over
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Metal Building & Barndominium Spray Foam

The insulation that stops a Carolina shop from sweating

Included in your service

  • Closed cell straight to the underside of the roof panels
  • Davie; Yadkin; Stokes and Davidson County shops and barndominiums
  • Condensation control settled before R-value is even discussed
  • Purlins and fastener lines sealed; not sprayed around
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Commercial & New Construction Spray Foam

Triad warehouses; showrooms and production builds kept on their own schedule

Included in your service

  • Showrooms; shells and distribution centers from High Point to Kernersville and Union Cross
  • Code-compliant assemblies documented for your city or county inspector
  • Phased around occupied floors and production schedules
  • Ignition and thermal barrier requirements settled up front
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Insulation Removal

In a Winston-Salem attic the old comes out before anything new goes in

Included in your service

  • Vacuumed straight to the truck and bagged; never buried
  • Squirrel and raccoon damage cleaned out along with the old fill
  • Vermiculite flagged for testing and left undisturbed
  • The usual first step on 1950s-60s Winston-Salem; Kernersville and Thomasville ranches
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Insulation Replacement & Re-Insulation

A full reset for Triad attics twenty years past their job

Included in your service

  • Removal; air sealing and new foam handled as one scope
  • For material left flattened; rodent-fouled or wet after a tree came down
  • Built to current code R-values; not to what was there in 1985
  • One crew and one price with no handoff between trades
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Air Sealing

The cheapest comfort fix in a Winston-Salem house and it comes first

Included in your service

  • Top plates; wiring chases; can lights and the attic hatch
  • Sealed before insulating so the R-value can actually perform
  • Thermal camera images before and after on a hot Carolina afternoon
  • Priced as its own job; never bundled in to pad a quote
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