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Owens Corning vs. CertainTeed Insulation in Florida: Which Brand Is Better?

Updated for 2026 · Insulation · verified Florida pricing + warranty details

The 30-Second Verdict

Both Owens Corning and CertainTeed produce excellent insulation products widely used in Florida. For attic insulation upgrades (the most common FL project), Owens Corning EcoTouch and CertainTeed InsulSafe are virtually identical in performance — both are fiberglass blown-in products that deliver Florida-appropriate R-values efficiently. Brand matters less than proper installation to the right R-value with proper air sealing.

Head-to-Head Breakdown

Owens Corning

Pros

  • EcoTouch (pink) widely recognized
  • Good at Florida supply houses
  • Broad product range (batt, blown, spray foam)
  • Pink Panther brand recognition

Cons

  • Similar pricing to CertainTeed
  • No performance advantage over CertainTeed in FL
CertainTeed

Pros

  • InsulSafe blown-in well-regarded
  • Spider (spray-applied fiber) popular in FL new construction
  • CertaSpray closed-cell foam competitive
  • Strong FL contractor support

Cons

  • Less consumer brand recognition than Owens Corning
  • Similar pricing

Side-by-Side Comparison

Owens CorningCertainTeed
Blown-In ProductEcoTouch Blown-In FiberglassInsulSafe 4 / InsulSafe SP
Batt ProductsEcoTouch BattsCertainTeed Batts
Spray FoamOwens Corning SealandSaveCertainTeed CertaSpray
R-Value per inch~2.2–2.7 (fiberglass)~2.2–2.7 (fiberglass)
FL PerformanceExcellentExcellent
Utility Rebate CompatibleYes (FPL, Duke, TECO)Yes (same rebate programs)
Price DifferenceComparableComparable

Frequently Asked Questions

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