R-13 Kraft-Faced Fiberglass Batt Wall Insulation

Johns Manville (JM) R-13 kraft-faced fiberglass batt insulation is pre-cut for standard 2×4 wall cavities to help improve comfort, energy efficiency, and sound control. The kraft facing acts as a built-in vapor retarder for added moisture control in many wall applications.

Key Features:

• Precut 2×4 Wall Fit: Sized for standard wall cavities to speed installation in wood-framed construction
• Built-In Vapor Retarder: Kraft facing helps manage moisture when installed correctly
• Energy & Sound Benefits: Helps reduce heat loss and improves sound control between spaces
• Formaldehyde-Free Fiberglass: Designed for indoor comfort applications without added formaldehyde
• Versatile Use: Suitable for insulating interior/exterior walls and other framed cavities where R-13 is specified

Please check the Product Data Sheet Here

Specifications Table:

Frequently Asked Questions (FAQ):

Q: What wall framing is this insulation designed for?
A: Its intended for 2 in. x 4 in. wall cavities (commonly 16 in. on-center framing).

Q: Does it include a vapor barrier?
A: Yes. The kraft facing provides a built-in vapor retarder for moisture control.

Q: How is it installed?
A: Batts are typically friction-fit between studs; the facing can be stapled to framing as needed for secure placement.

Q: Where can it be used?
A: Its commonly used in interior and exterior framed wall cavities; confirm suitability for your specific application and local code requirements.

Q: Is it formaldehyde-free?
A: Yesthis JM fiberglass batt insulation is listed as Formaldehyde-free / formaldehyde-free.

Quiet Comfort, Beautifully Built In

Insulation is the invisible luxurywhat you dont see is what you feel. These R-13 kraft-faced fiberglass batts slip neatly into 2×4 walls, bringing a calmer hush and a more even, enveloping warmth to the rooms you live in most. The kraft facing adds a subtle layer of moisture control, perfect for creating a home that feels considered from the inside out. Its the kind of foundational upgrade that elevates everyday living into something unmistakably refined.

Upgrade your walls with JM R-13 kraft-faced fiberglass batts for easier installation and noticeably improved comfort and sound control.

Warranty

Installation