CertainTeed R-21 Unfaced Fiberglass Batt Insulation, 16 in x 96 in (85.33 sq-ft)
R-21 Unfaced Fiberglass Batt Insulation
CertainTeed R-21 unfaced fiberglass batt insulation helps reduce heat transfer for improved comfort and efficiency. Each batt is 16 in x 96 in with a 5-1/2 in thickness, covering 85.33 sq-ft per pack.
Key Features:
- Thermal Performance: R-21 fiberglass batt insulation for insulating walls/assemblies
- Unfaced Design: Unfaced batt format for applications where a facing is not desired
- Sized for Common Cavities: 16 in x 96 in batt dimensions for straightforward measuring and fitting
- Thick, Full Batt Profile: 5-1/2 in thickness to match the listed R-value
- Pack Coverage: Covers 85.33 sq-ft per package
Specifications Table:
| Specification | Details |
|---|---|
| Brand | CertainTeed® |
| Category | Batt Insulation |
| Insulation Type | Batt Insulation |
| Facing | Unfaced |
| Insulation Material | Fiberglass |
| R-Value | R-21 |
| Width | 16 in |
| Length | 96 in |
| Thickness | 5-1/2 in |
| Size | 5-1/2 in |
| Coverage | 85.33 sq-ft |
| Manufacturer | Saint-Gobain |
Frequently Asked Questions (FAQ):
Q: Is this batt insulation faced or unfaced?
A: It is unfaced fiberglass batt insulation.
Q: What are the batt dimensions?
A: Each batt is 16 in wide x 96 in long and 5-1/2 in thick.
Q: What R-value is this insulation?
A: It is rated R-21.
Q: How much area does one pack cover?
A: The pack covers 85.33 sq-ft.
Quiet luxury starts behind the walls.
Insulation is the invisible layer that makes a room feel intentional—calm, tempered, and undeniably comfortable. This unfaced fiberglass batt brings a confident R-21 presence with a clean, uncomplicated profile that disappears into the architecture. Pair it with thoughtful finishes—plaster, pale oak, linen drapery—and let the space read as effortless while performing beautifully. It’s the kind of behind-the-scenes essential that elevates everyday living into something more refined.
Upgrade your build with CertainTeed R-21 unfaced fiberglass batts to add comfort-focused thermal performance where it matters most.
Original: $91.73
-70%$91.73
$27.52Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
R-21 Unfaced Fiberglass Batt Insulation
CertainTeed R-21 unfaced fiberglass batt insulation helps reduce heat transfer for improved comfort and efficiency. Each batt is 16 in x 96 in with a 5-1/2 in thickness, covering 85.33 sq-ft per pack.
Key Features:
- Thermal Performance: R-21 fiberglass batt insulation for insulating walls/assemblies
- Unfaced Design: Unfaced batt format for applications where a facing is not desired
- Sized for Common Cavities: 16 in x 96 in batt dimensions for straightforward measuring and fitting
- Thick, Full Batt Profile: 5-1/2 in thickness to match the listed R-value
- Pack Coverage: Covers 85.33 sq-ft per package
Specifications Table:
| Specification | Details |
|---|---|
| Brand | CertainTeed® |
| Category | Batt Insulation |
| Insulation Type | Batt Insulation |
| Facing | Unfaced |
| Insulation Material | Fiberglass |
| R-Value | R-21 |
| Width | 16 in |
| Length | 96 in |
| Thickness | 5-1/2 in |
| Size | 5-1/2 in |
| Coverage | 85.33 sq-ft |
| Manufacturer | Saint-Gobain |
Frequently Asked Questions (FAQ):
Q: Is this batt insulation faced or unfaced?
A: It is unfaced fiberglass batt insulation.
Q: What are the batt dimensions?
A: Each batt is 16 in wide x 96 in long and 5-1/2 in thick.
Q: What R-value is this insulation?
A: It is rated R-21.
Q: How much area does one pack cover?
A: The pack covers 85.33 sq-ft.
Quiet luxury starts behind the walls.
Insulation is the invisible layer that makes a room feel intentional—calm, tempered, and undeniably comfortable. This unfaced fiberglass batt brings a confident R-21 presence with a clean, uncomplicated profile that disappears into the architecture. Pair it with thoughtful finishes—plaster, pale oak, linen drapery—and let the space read as effortless while performing beautifully. It’s the kind of behind-the-scenes essential that elevates everyday living into something more refined.
Upgrade your build with CertainTeed R-21 unfaced fiberglass batts to add comfort-focused thermal performance where it matters most.






















