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Spray Foam Insulation in Canandaigua, NY (14424) · Local Professionals

Rochester Spray Foam Insulation · Fast response in Canandaigua and the Rochester area · Free estimate 24h

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Canandaigua's Victorian lake homes and classic 1800s architecture sit on deep basements and sprawling attics that leak heat in winter and sweat with humidity in summer. Rochester Spray Foam Insulation has been sealing and insulating homes across the Rochester area and Canandaigua (14424) since 2012, fixing the air leaks and cold spots that turn old walls and big attics into energy drains.

Lake Ontario's winter storms and summer humidity hit Canandaigua hard. Your home's original construction, whether it is balloon-framed walls with no cavity insulation or a finished attic under a slate roof, was never designed to handle the vapor drive we see today. That is why homeowners in 14424 call us: to seal rim joists, spray attics, inject walls, and handle crawl spaces the way they should be done.

Spray Foam Insulation in Canandaigua (14424)

Canandaigua's housing stock tells the story. Your Victorian and Edwardian homes, built in the 1880s through 1920s, have plaster walls over brick or stone, massive attics under pitched roofs, and basements dug into glacial clay or bedrock. Many have balloon framing, which means no cavity insulation between studs, only air. Your attics bake in July and freeze in January. Lake-effect snow piles up every winter, and the temperature swings create ice dams at the eaves and condensation inside insulation that was never sealed properly. Crawl spaces under additions and older sections collect moisture and cold air that flows straight up through rim joists and band joists into living spaces.

Spray foam solves these problems because it seals and insulates at the same time. Closed cell foam in an attic or crawl space stops air movement and moisture infiltration. Open cell foam in a wall cavity lets the assembly breathe while blocking drafts. We have been doing this work in Canandaigua and across the Rochester area for over a decade, and we understand the building codes and the local conditions that apply to your address.

Our services in Canandaigua

How a Job Works in Canandaigua

We start with a free on-site visit. We look at your attic, crawl space, or walls, measure the area, check for moisture or contamination that has to be fixed first, and explain what R-value and thickness you need. We give you a written estimate with the R-value and thickness specs spelled out, so you know exactly what you are paying for and what the code requires at your address.

On the day of the work, we set up mechanical ventilation to manage the smell during cure. We mask off occupied rooms and set a re-entry window of 24 to 48 hours, depending on the product and the weather. If your attic is tight or your crawl space is cramped, we work methodically to get the foam in without shortcuts. If old insulation or contaminated material has to come out first, we remove it and haul it away. We do the job right, not fast.

When we are done, we clean up thoroughly and walk through the space with you. You see what was sealed, what thickness we laid down, and how the work meets code. We leave your property clean and ready to occupy after the cure window closes.

Canandaigua attic spray foam 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 and thickness your attic needs. A 1,000-square-foot attic might cost $1,500 to $3,000 to spray to R-38 or R-49, depending on the product and what has to be removed first. Wall injection foam for closed walls runs around $2 per square foot. Crawl space work starts at $2,500 for smaller spaces and scales with the area and access. If you have old, wet, or contaminated insulation that has to come out, removal runs from $950 and up. The biggest cost drivers are the square footage to cover, the R-value and thickness you need to meet code, whether you choose open or closed cell, and what existing material has to be removed before we start. Call us at (585) 565-5602 for a free estimate. We measure on site, we tell you what you need, and we give you a price you can trust.

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

My Victorian home in Canandaigua has a finished attic with knee walls and low headroom. Can you spray foam in a space like that without tearing into the walls?
Yes. If your knee walls are open to the attic cavity from above, we can spray closed cell foam from the attic side, seal the rim and band joists, and insulate the sloped roof deck. If the knee walls are closed, we can inject foam into the cavities through small holes we drill and patch. The tight space and low headroom just mean we work slower and more carefully. We have done dozens of jobs like yours in Rochester and Canandaigua. Call (585) 565-5602 and describe your space, and we will tell you what is possible.
I found damp insulation and condensation in my crawl space. Do I need to fix that before you can spray foam?
Yes. If there is standing water, active seepage, or wet insulation, we do not spray until that is fixed. Water has to go away first, or the foam will trap moisture and the problem will get worse. Sometimes that means grading the soil away from the foundation or installing a sump pump. Sometimes it means fixing a leak or improving drainage. We assess the moisture source on site and tell you what has to happen before we can work. If it is beyond our scope, we refer you to the right contractor. We fix the moisture first or we walk away. Call (585) 565-5602 to schedule an inspection.
What does it cost to spray foam a 1,200-square-foot attic in Canandaigua to R-49?
Ballpark is $1,800 to $3,600, depending on whether you choose open or closed cell and whether old insulation has to come out first. Closed cell costs more per board foot but delivers higher R-value in less thickness. Open cell is cheaper and works well in attics where vapor can escape. If your attic is already partly filled with old blown-in, we remove it first, which adds $950 to $1,500. The only way to know is a free on-site estimate. Call (585) 565-5602.
Who sets the R-value and thermal barrier rules for my attic in Canandaigua, and how do I know the work meets code?
The New York State Energy Code and the local building code set the minimum R-value for your attic. The building official in Canandaigua's town or village enforces it. Thermal barriers and ignition barriers are also code-mandated, and the fifteen-minute thermal barrier distinction is where a lot of general contractors get it wrong. We specify the R-value and thickness on your written estimate and we follow the code that applies at your address. For exact requirements and permit details, check the City of Ontario County's official resources at https://www.co.ontario.ny.us, or call the local building department. We help you navigate what applies, but the building official has the final say.
Can we stay in the house while you spray foam the attic? Will the smell be a problem?
Yes, you can stay. We set up mechanical ventilation during the spray and cure to manage the smell and off-gas. We mask off occupied rooms and recommend a re-entry window of 24 to 48 hours before you use the attic or spend long hours directly below it. Most homeowners notice little to no smell after 48 hours. Open cell foam typically cures faster and smells less than closed cell. We will tell you exactly what to expect and when it is safe to move back in. Call (585) 565-5602 if you have questions about living in the house during the work.
Are you fully insured if something goes wrong during the spray foam work at my Canandaigua home?
Yes. We carry general liability and workers' compensation insurance. That covers damage to your property and injury to our crew. You can ask to see our current certificate of insurance before we start. We are fully insured, and we take safety and accountability seriously. Call (585) 565-5602 if you want to verify our coverage.
Winter is coming and my heating bills are already high. Is now the time to spray foam my attic, or should I wait until spring?
Now is a good time. Spray foam work can happen year-round, but winter is when you feel the benefit fastest. Sealing your attic in October or November stops the heat loss that drives up your January and February bills. We can work through mild winter weather. The only constraint is that we need dry conditions for the substrate and low humidity for the cure. If a heavy snow or ice storm is forecast, we reschedule. Call (585) 565-5602 to book a free estimate and we will help you plan the timing.
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Our services

Our Spray Foam Insulation Services in Rochester

All your work handled by qualified professionals in Rochester

Attic Spray Foam Insulation

Sealed attics that stop Rochester ice dams and keep ductwork out of the cold

Included in your service

  • Open-cell foam on the roof deck; never just piled on the attic floor
  • Cape Cod and half-story knee walls closed up so the ice dams stop
  • Target R-value and thickness per pass written into the estimate
  • Gable and ridge details closed properly for a lake-effect snow-belt attic
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Closed Cell Spray Foam Insulation

Two-pound foam for walls that face a lake-effect January

Included in your service

  • R-6.5 per inch with its own built-in vapor retarder
  • The right call for basement foundation walls and Wayne County farm buildings
  • Racked in controlled passes; never one thick lift
  • Depth gauged at the wall because a thin pass fails the first hard freeze
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Open Cell Spray Foam Insulation

The friendlier board foot for Rochester attics and interior walls

Included in your service

  • Half-pound foam that air-seals at a lower cost per board foot
  • Sound dampening between the units of an upper-lower two-family
  • Where basement moisture or winter vapor 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 a 19th Ward foursquare

Included in your service

  • Small ports drilled under a siding course; then plugged and patched
  • Built for balloon-framed foursquares and 1940s-50s frame capes with empty cavities
  • Fire blocking checked first because balloon framing lets foam travel
  • Every cavity probed for fill rather than assumed full
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Crawl Space Spray Foam Insulation

Crawl spaces under Rochester additions sealed against cold floors

Included in your service

  • Closed cell on the perimeter walls and the subfloor
  • Common under kitchen additions; sunrooms and enclosed back porches
  • Standing water and drainage fixed first or we decline the job
  • Full encapsulation referred out; the insulation is ours
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Rim Joist & Band Joist Spray Foam

The small job that finally warms a Rochester basement and first floor

Included in your service

  • Every joist bay sealed along the top of the foundation wall
  • Basements are everywhere here and the rim is where the cold gets in
  • Half a day on site and felt the same evening
  • Sized so old Medina sandstone and block foundations can still dry
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Garage Spray Foam Insulation

Turning a Webster garage into space you can use all year

Included in your service

  • Ceiling bays under bonus rooms filled and shaved flush
  • Walls shared with the house sealed against both heat and frost
  • 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 New York pole barn from sweating and frosting

Included in your service

  • Closed cell straight to the underside of the roof steel and the wall girts
  • Wayne; Genesee; Livingston and Orleans County pole barns and shops
  • Condensation control settled before R-value is even discussed
  • Post-frame girts and fastener lines sealed; not sprayed around
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Commercial & New Construction Spray Foam

Rochester warehouses and production builds kept on their own schedule

Included in your service

  • Shells and warehouses from Eastman Business Park to Henrietta; Gates and Victor
  • Code-compliant assemblies documented for your building department
  • Phased around occupied floors and the Upstate New York build calendar
  • Ignition and thermal barrier requirements settled up front
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Insulation Removal

In a Rochester attic the old comes out before anything new goes in

Included in your service

  • Vacuumed straight to the truck and bagged; never buried
  • Failed spray foam cut out; the job most installers will not touch
  • Vermiculite flagged for testing and left undisturbed
  • The usual first step on 1940s-60s Greece; Irondequoit and Gates homes
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Insulation Replacement & Re-Insulation

A full reset for Rochester 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 an ice dam leak
  • Built to current New York code R-values; not to what was there in 1955
  • One crew and one price with no handoff between trades
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Air Sealing

The cheapest comfort fix in a Rochester house and it comes first

Included in your service

  • Top plates; chimney 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 cold January day
  • Priced as its own job; never bundled in to pad a quote
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