Knoxville's Trusted Spray Foam Insulation Contractor
Open cell, closed cell, attic, crawl space, and metal building insulation in Knoxville TN. Licensed, insured, free same-day quotes.
Licensed | Insured | BPI Certified | Same-Day Quotes
Open cell, closed cell, attic, crawl space, and metal building insulation in Knoxville TN. Licensed, insured, free same-day quotes.
Licensed | Insured | BPI Certified | Same-Day Quotes
Knoxville Spray Foam Pros installs every major type of spray foam insulation across Knoxville and East Tennessee. From open cell attic spray to closed cell crawl space encapsulation, our crews handle residential, agricultural, and commercial projects across Knox County. Each Knoxville job is custom-scoped, priced up front, and backed by a 10-year workmanship warranty.
High-density R-7 per inch closed cell foam adds structural strength and vapor protection. Ideal for Knoxville crawl spaces, rim joists, and exterior walls.
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Lighter, more affordable R-3.5 per inch open cell foam fills cavities completely. The most common choice for Knoxville attic and interior wall jobs.
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Cut attic temperatures from 140°F to under 100°F. Most Knoxville homes built before 2010 are under-insulated and benefit from a full attic spray foam retrofit.
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Stop moisture, mold, and cold floors. Crawl space encapsulation with closed cell foam is the single biggest comfort upgrade for older Knoxville homes.
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Eliminate condensation and stabilize temperatures in steel buildings. We spray Knoxville workshops, garages, and warehouses across Knox and Blount County.
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Year-round usable space in barndominiums, hobby barns, and ag buildings. Spray foam beats batt every time for Knoxville-area pole barns.
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Seal the #1 air leak in older Knoxville homes. A few hundred dollars of rim joist closed cell foam can pay back in one heating season.
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Bad DIY job? Off-gassing problem? We safely remove failed or improperly installed spray foam from Knoxville attics, crawl spaces, and walls.
Learn More →Our crew is BPI building science certified, so we install spray foam the right way for Knoxville's humid climate without trapping moisture in your walls.
Tennessee licensed, fully insured, and SPFA member. You get full liability and workers comp coverage on every Knoxville spray foam job we do.
Call before noon and we will get you a written quote the same day. No high-pressure sales, no hidden fees, no padded line items.
Every spray foam installation in Knoxville comes with a 10-year written warranty covering adhesion, coverage, and density of the applied foam.
Based in Knox County and serving East Tennessee homeowners since day one. We know Knoxville's housing stock, climate, and building code.
The crew that quotes the job is the crew that sprays the job. No middlemen, no day labor, no surprise faces showing up at your Knoxville home.
Knoxville Spray Foam Pros serves all Knox County ZIP codes including 37901, 37902, 37909, 37912, 37914, 37915, 37916, 37917, 37918, 37919, 37920, 37921, 37922, 37923, 37924, 37931, 37932, 37934, and 37938. Our crews work along the I-40, I-75, and I-275 corridors and routinely travel to Blount and Anderson County for spray foam installations. If you live anywhere within roughly 30 miles of downtown Knoxville, we cover you.
A BPI certified estimator visits your Knoxville home, measures the space, checks existing insulation, and identifies air leaks. We document attic, crawl, and wall conditions with photos and a moisture reading so the quote is grounded in real data.
You get a written quote the same day or next morning. We break out open cell vs closed cell pricing, recommended R-value, square footage, and total cost. We also pull any TVA EnergyRight or federal tax credit paperwork you may qualify for.
Our Knoxville crew arrives in marked trucks, masks off the work zone, and applies foam at the spec density. Most attic jobs finish in 4-6 hours. Whole-home retrofits take one to two days. We clean up before we leave - no foam dust, no overspray.
We walk every Knoxville job before final invoice. You receive a coverage report, a copy of the material data sheets, and a written 10-year workmanship warranty. We are available for follow-up questions long after the install.
"After dealing with high heating bills in our 1990s home in Bearden, we finally pulled the trigger on closed cell spray foam for the attic. The team showed up on time, finished in one day, and our energy bills dropped by close to 35 percent the next month. Highly recommend."
— Sarah M., Bearden"Got quotes from three companies in Knoxville before going with these guys. They explained the difference between open and closed cell better than anyone, didn't pressure sell, and the work was clean. Very happy with the result in our crawl space."
— Michael R., Farragut"Hired them for spray foam on our metal pole barn out in Maryville. Other contractors didn't even want to bid on it. These guys showed up, knew exactly what to do, and the building stays cooler in summer and warmer in winter. Great work."
— James K., MaryvilleSame-day quotes, no obligation, no high-pressure sales. Find out exactly what spray foam would cost for your Knoxville home before you commit to anything.
Mon-Sat 7AM-7PM
This website provides information for Knoxville TN spray foam insulation services. Inquiries are routed to licensed local spray foam installers in the Knoxville area. We are an advertising service and connect homeowners with vetted contractors.