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Closed-Cell vs Open-Cell
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Why Demilec-Certified Matters
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Spray Foam Insulation · NYSERDA-Approved · BPI-Certified
Spray Foam Insulation on Long Island
Demilec-certified closed-cell (R-7/inch) and open-cell (R-3.8/inch) foam. Airtight, moisture-resistant, code-ready.
Typical Range
$3,500 – $9,500
2,000 sqft LI reside
Lifespan
80–100 yrs
Installed to spec
Free Spray Foam Insulation Estimate
30-minute walk-through. Real written quote within 48 hours.
Licensed Nassau & Suffolk
HIC #H0109620000 · #44127-H
$2,000,000 Insured
General liability + workers comp
NYSERDA Approved
Factory certified installer
BBB A+ Accredited
Since 2011
4.9★ on Google
214+ reviews
680+ homes done
Nassau & Suffolk · 2013 to now
Also on the menu
Other services we run
Ready when you are
Ready to get a real number for spray foam insulation?
Every spray foam insulation project starts with a free BPI energy audit. Blower door, thermal imaging, combustion safety, insulation inventory. You get the full report whether you hire us or not.
We handle the rebate paperwork — you just feel the difference.
680+
LI homes since 2011
4.9★
214 Google reviews
4hr
Business-hours callback
(631) 641-5536
or fill out the form, it takes 20 seconds
Schedule a walk-through
Five fields. We take it from there.