
R-38 Kraft Guardian Faced Fiberglass Insulation Batt, 12" x 16" x 48", 42.7 SF | Knauf Insulation
R-38 Kraft-Faced Fiberglass Insulation Batt (12 x 16 x 48)
High R-38 fiberglass batt insulation with Guardian kraft facing for thermal performance in attics and walls. Sized 12" x 16" x 48" with 42.7 sq. ft. coverage per pack, ideal for energy-efficient upgrades.
Key Features:
- Energy Efficiency: R-38 thermal rating helps reduce heat loss and improve comfort
- Vapor Retarder: Guardian kraft facing controls moisture migration in framed cavities
- Easy Fit: Pre-cut 12" x 16" x 48" batts simplify installation in standard framing
- Coverage: 42.7 square feet per package for straightforward planning
- Trusted Brand: Made by Knauf Insulation for reliable performance
Specifications Table:
| Specification | Details |
|---|---|
| R-Value | R-38 |
| Facing | Guardian kraft faced |
| Material | Fiberglass |
| Dimensions | 12 in x 16 in x 48 in |
| Coverage per pack | 42.7 sq ft |
Frequently Asked Questions (FAQ):
Q: Can these batts be used in attic applications?
A: Yes, R-38 batts are commonly used in attics and other high-R-value areas; verify cavity depth matches batt thickness.
Q: Do I need a separate vapor barrier?
A: The Guardian kraft facing serves as a vapor retarder; install with facing toward the conditioned space unless local codes specify otherwise.
Q: How much area does one pack cover?
A: Approximately 42.7 square feet per package.
Q: Are the batts pre-cut?
A: Yes, they are pre-cut to 12" x 16" x 48" for easier placement in framing.
Q: Do I need special tools to install?
A: Basic tools like a utility knife, stapler, and protective gear are sufficient; follow local codes and manufacturer guidance.
Layered Warmth with Crisp, Clean Lines
These R-38 kraft-faced batts quietly elevate a space—bringing a cocooning warmth that supports serene, livable interiors. I love the tailored dimensions; they slip into framing with a neat, tailored edge. Pair with natural wood tones and matte paints to let the comfort take center stage. It’s an essential foundation for homes that feel richly insulated and effortlessly luxurious.
Upgrade your home’s efficiency and comfort—add these R-38 kraft-faced batts to your project today.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
R-38 Kraft-Faced Fiberglass Insulation Batt (12 x 16 x 48)
High R-38 fiberglass batt insulation with Guardian kraft facing for thermal performance in attics and walls. Sized 12" x 16" x 48" with 42.7 sq. ft. coverage per pack, ideal for energy-efficient upgrades.
Key Features:
- Energy Efficiency: R-38 thermal rating helps reduce heat loss and improve comfort
- Vapor Retarder: Guardian kraft facing controls moisture migration in framed cavities
- Easy Fit: Pre-cut 12" x 16" x 48" batts simplify installation in standard framing
- Coverage: 42.7 square feet per package for straightforward planning
- Trusted Brand: Made by Knauf Insulation for reliable performance
Specifications Table:
| Specification | Details |
|---|---|
| R-Value | R-38 |
| Facing | Guardian kraft faced |
| Material | Fiberglass |
| Dimensions | 12 in x 16 in x 48 in |
| Coverage per pack | 42.7 sq ft |
Frequently Asked Questions (FAQ):
Q: Can these batts be used in attic applications?
A: Yes, R-38 batts are commonly used in attics and other high-R-value areas; verify cavity depth matches batt thickness.
Q: Do I need a separate vapor barrier?
A: The Guardian kraft facing serves as a vapor retarder; install with facing toward the conditioned space unless local codes specify otherwise.
Q: How much area does one pack cover?
A: Approximately 42.7 square feet per package.
Q: Are the batts pre-cut?
A: Yes, they are pre-cut to 12" x 16" x 48" for easier placement in framing.
Q: Do I need special tools to install?
A: Basic tools like a utility knife, stapler, and protective gear are sufficient; follow local codes and manufacturer guidance.
Layered Warmth with Crisp, Clean Lines
These R-38 kraft-faced batts quietly elevate a space—bringing a cocooning warmth that supports serene, livable interiors. I love the tailored dimensions; they slip into framing with a neat, tailored edge. Pair with natural wood tones and matte paints to let the comfort take center stage. It’s an essential foundation for homes that feel richly insulated and effortlessly luxurious.
Upgrade your home’s efficiency and comfort—add these R-38 kraft-faced batts to your project today.






















