Knauf Ecobatt R-38 Kraft Faced Fiberglass Insulation Batts deliver high-performance thermal comfort for homes and projects, with ECOSE Technology that blends sustainability with standout insulation. This kraft-faced fiberglass solution is designed to boost efficiency, cut energy use, and keep your space cozily climate-controlled. If you require delivery to ID, MT, OR or WA, please select that delivery zone as pricing and delivery to those states may vary.

Key Features & Design

• R-38 Kraft Faced Fiberglass Insulation Batts—a flexible glass mineral wool batt insulation engineered for solid thermal performance.
• ECOSE Technology bonds the fibers using a binder made from sand and over 50% recycled glass bottles, reducing environmental impact without compromising performance.
• GREENGUARD Gold certified to be formaldehyde-free, helping improve indoor air quality in living spaces.
• Kraft facing with a naturally brown color and an eco-friendly binder made from corn, sand, and recycled glass (no added dyes).
• Soft to the touch, easy to cut, and less itchy for a more comfortable installation experience.
• Third-party certified to include a minimum of 50% post-consumer recycled content.
• Sound control provides effective noise reduction between floors and interior walls—ideal for bathrooms, kitchens, laundry rooms, family rooms, bedrooms, and theatre rooms.
• Size options:
  • 12" x 16" x 48" — 58.67 sq ft per bag; 11 batts per bag
  • 12" x 19" x 48" — 50.67 sq ft per bag; 8 batts per bag
  • 12" x 24" x 48" — 64 sq ft per bag; 8 batts per bag
• Cost-effective insulation Fiberglass insulation remains a budget-friendly way to raise thermal performance, helping your heating and cooling systems run more efficiently and potentially lowering energy bills while limiting greenhouse gas emissions.