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Pompano Beach, FL · Broward County · Zone 2A

Mineral Wool Insulation in Pompano Beach, Florida

Mineral wool (rock wool) is the premium batt and board insulation for South Florida homes that need fire resistance, sound dampening, and moisture tolerance in one material. At R-3.0–R-4.3 per inch it outperforms fiberglass on density, fire rating, and acoustic performance — and it won't absorb water, won't mold, and won't burn. Cardinal installs mineral wool batts and rigid boards across the corridor where fire code, sound control, or extreme moisture demand it.

(561) 654-7698

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ProPink fiberglass, installed to manufacturer spec

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Transferable to the next owner

Mineral Wool Insulation for Pompano Beach Properties

mineral wool insulation is the workhorse of Florida attic retrofits. For Pompano Beach properties, this is frequently the right specification — but we will tell you plainly when it is not, and when a less expensive approach delivers the same outcome.

Pompano Beach sits in South Florida, where the recommended attic target is R-38 to R-49. That number, along with where your ductwork runs and what condition the existing assembly is in, is what determines the right specification for your property.

Mineral Wool Insulation at a glance

R-value
R-3.0 to R-4.3 per inch
Installed cost
$1.60 – $3.40 per sq ft installed
Service life
50+ years
Available in
Pompano Beach and throughout the surrounding area
Call (561) 654-7698

Types and Methods

Mineral wool batts

Dense batts made from spun rock and slag, rated to 1,200°F and non-combustible. They repel water, won't mold, and deliver superior sound dampening compared to fiberglass. Used in walls, floors, and ceilings where fire rating, sound control, or moisture tolerance matter.

Rigid mineral wool boards

Dense rigid boards for continuous exterior insulation. They are fire-rated, moisture-resistant, and dimensionally stable — ideal for exterior wall assemblies where fire code or moisture exposure demands more than rigid foam can deliver.

Mineral wool costs more than fiberglass but delivers superior fire, moisture, and acoustic performance. We recommend it per application — not for every job — based on whether the fire, sound, or moisture requirements justify the premium.

Benefits for Pompano Beach Property Owners

  • Non-combustible — rated to 1,200°F, won't burn or contribute to flame spread.
  • Hydrophobic — repels water, won't absorb moisture, won't mold or rot.
  • Dense structure delivers superior sound dampening vs fiberglass.
  • Holds R-value in humid conditions — no performance loss in Florida humidity.
  • 50+ year service life — outlasts fiberglass and cellulose by decades.

Best Applications

  • Fire-rated wall assemblies
  • Demising walls in multi-family construction
  • Areas prone to moisture exposure
  • Sound control between rooms and floors
  • Continuous exterior insulation on commercial walls

How We Install It in Pompano Beach

  1. 1Measure each cavity and select the correct mineral wool batt or board
  2. 2Cut mineral wool to fit tight — it is denser than fiberglass and cuts clean
  3. 3Friction-fit into the cavity — mineral wool holds its shape without stapling
  4. 4Seal around penetrations with caulk or foam
  5. 5For continuous exterior: tape seams and flash the assembly
  6. 6Verify no gaps or voids and confirm the fire/sound rating
  7. 7Walk the job and document the installation

Cost and R-Value Reference

Cost Reference

Florida insulation cost & R-value reference.

Typical installed costs across South Florida by material. Pricing varies with access, square footage, and site conditions — every Cardinal quote itemizes material, R-value, installed inches, and square footage.

MaterialInstalled costR-value / inchService life
Blown-in fiberglass$1.10 – $2.00 / sq ftR-2.2 – R-2.7 / in20–30 years
Blown-in cellulose$1.20 – $2.40 / sq ftR-3.2 – R-3.8 / in20–30 years
Fiberglass batts$0.90 – $2.10 / sq ftR-3.1 – R-3.4 / in25+ years
Mineral wool$1.60 – $3.40 / sq ftR-3.0 – R-4.3 / in50+ years
Open-cell spray foam$1.50 – $3.20 / sq ftR-3.6 – R-3.8 / in80+ years
Closed-cell spray foam$2.40 – $4.90 / sq ftR-6.0 – R-7.0 / in80+ years
Rigid foam board$1.40 – $3.80 / sq ftR-3.8 – R-6.5 / in50+ years
Radiant barrier$0.55 – $1.90 / sq ftReflective (no R)25+ years
Duct sealing + R-8 wrap$800 – $3,500 / systemR-8 (duct)15–25 years
Insulation removal$1.10 – $2.90 / sq ft—One-time

Pricing reflects typical Florida installed costs and varies with access, square footage, and site conditions. Source: U.S. Department of Energy insulation guidance, Florida Building Code R402, and IECC climate zone 1 requirements.

Pricing reflects typical Florida installed costs and varies with access, square footage and site conditions.

FAQs

Mineral Wool Insulation FAQs — Pompano Beach

Mineral wool batt installation runs $1.60–$3.40 per square foot installed — more than fiberglass but with superior fire, moisture, and acoustic performance. Rigid mineral wool boards for continuous exterior insulation run higher. Get an instant itemized quote by ZIP code.

For fire resistance, sound dampening, and moisture tolerance — yes. Mineral wool is non-combustible, hydrophobic, and denser than fiberglass. It costs more but lasts longer and performs better in humid South Florida conditions. We recommend it per application after a free FLIR inspection.

No — mineral wool is hydrophobic. It repels water rather than absorbing it, so it won't lose R-value, won't mold, and won't sag if it gets wet. That makes it ideal for South Florida's humidity and for areas prone to moisture exposure.

The Territory

Serving the Boca–Delray–Boynton corridor.

From the Boca inlet to Boynton's western estates — every hot zone below is a home we sealed this year. This is our local service area.

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ZIPs served
33432 · 33486 · 33487 · 33496
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(561) 654-7698
Hours
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Cardinal Insulation of Boca Raton · 4263 NW 1st Ave, Boca Raton, FL 33431 · (561) 654-7698 · Open 24/7
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