Fiberglass Batt Insulation – R12, R14, R20, R30 & R40 for 16" & 24" Stud Walls – Fire-Resistant Thermal Batts
Upgrade your home or jobsite with high-performance fiberglass batt insulation designed for superior thermal protection, sound control, and energy savings. Available in multiple R-values and sizes to fit standard 16" and 24" stud walls, these insulation batts are easy to install, lightweight, and naturally fire-resistant.
Perfect for homes, garages, basements, sheds, cabins, workshops, and commercial buildings.
Available Models
R30 Fiberglass Insulation – 43010
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Size: 24" × 48" × 9.25"
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Coverage: 55.92 sq ft (7 pcs)
R20 Fiberglass Insulation – 42020
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Size: 15" × 47" × 6"
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Coverage: 44.05 sq ft (9 pcs)
R40 Fiberglass Insulation – 44001
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Size: 24" × 48" × 11"
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Coverage: 39.94 sq ft (5 pcs)
R14 Fiberglass Insulation – 41400
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Size: 15" × 47" × 3.5"
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Coverage: 58.74 sq ft (12 pcs)
R12 Fiberglass Insulation – 41250
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Size: 23" × 47" × 3.5"
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Coverage: 150.06 sq ft (20 pcs)
R20 Fiberglass Insulation – 42023
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Size: 23" × 47" × 6"
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Coverage: 67.53 sq ft (9 pcs)
Product Features
High Thermal Efficiency
Choose from R12 to R40 to meet insulation requirements for attics, walls, basements, garages, and more.
Fire-Resistant Construction
Fiberglass is naturally non-combustible, improving safety in residential and commercial builds.
Easy to Cut & Install
Flexible batts fit between standard 16" or 24" on-center stud framing.
Noise Reduction
Excellent sound-absorbing properties for quieter rooms and improved acoustic comfort.
Moisture & Mold Resistant
Fiberglass does not absorb water, helping prevent mold and mildew growth.
Indoor Comfort Year-Round
Helps maintain indoor temperature, reduces drafts, and lowers heating/cooling costs.
Ideal For
- New construction
- Renovations
- Garage & shop walls
- Attics & basements
- Sheds, cabins & mobile structures
- Soundproofing applications