ROCKWOOL Comfortbatt R-30 Unfaced Mineral Wool Batt Insulation, 7-1/4 in x 15-1/4 in x 47 in (29.87 sq-ft)
R-30 Unfaced Mineral Wool Batt Insulation
ROCKWOOL Comfortbatt® is an unfaced stone wool (mineral wool) batt insulation designed for wood and steel stud applications. Its flexible edges help create a snug fit to maintain R-value while also offering fire resistance, moisture resistance, and sound absorbency.
Key Features:
- Flexible Edge Fit: Compressible sides help friction-fit into stud bays for fast installation and reduced gaps.
- Fire-Resistant Stone Wool: Non-combustible insulation designed to resist fire and limit flame spread.
- Moisture Resistance: Helps resist water and moisture for more reliable long-term performance.
- Sound Absorbency: Stone wool construction helps reduce noise transfer between spaces.
- High Thermal Performance: R-30 batt helps improve home comfort and energy efficiency.
Please check the Product Data Sheet Here
Specifications Table:
| Specification | Details |
|---|---|
| Brand | ROCKWOOL® |
| Product line / sub-brand | Comfortbatt® |
| Category | Batt Insulation |
| Material | Mineral Wool (Stone Wool) |
| R-Value | R-30 |
| Facing type | Unfaced |
| Thickness | 7-1/4 in |
| Width | 15-1/4 in |
| Length | 47 in |
| Coverage area | 29.87 sq-ft |
| Installation type | Ceiling |
| Application / construction type | Wood stud construction |
| Density | > 2 lb/cu-ft |
| Manufacturer | ROCKWOOL International A/S |
| Warning | California Residents: Proposition 65 Warning www.P65Warnings.ca.gov |
Frequently Asked Questions (FAQ):
Q: Is this batt faced or unfaced?
A: It is unfaced mineral wool batt insulation.
Q: What area does one package cover?
A: One package covers 29.87 sq-ft.
Q: What are the batt dimensions?
A: Each batt is 7-1/4 in thick x 15-1/4 in wide x 47 in long.
Q: Where can this insulation be installed?
A: It’s listed for ceiling installation and described for exterior wood and steel stud applications.
Q: What is the R-value?
A: R-30.
Quiet luxury, built into the walls
Comfortbatt® turns the unseen layers of a home into a design asset—wrapping rooms in steady warmth while softening the soundscape. The mineral wool batt’s flexible edge is the quiet hero, slipping into stud bays with a tailored, gap-minimizing fit. Use it to elevate bedrooms, media rooms, or any space where comfort should feel intentional. It’s the kind of behind-the-scenes essential that makes everyday living feel undeniably more luxurious.
Upgrade comfort and peace-of-mind with ROCKWOOL Comfortbatt® R-30 mineral wool batts—built for a snug fit, strong thermal performance, and lasting resilience.
Original: $87.39
-70%$87.39
$26.22Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
R-30 Unfaced Mineral Wool Batt Insulation
ROCKWOOL Comfortbatt® is an unfaced stone wool (mineral wool) batt insulation designed for wood and steel stud applications. Its flexible edges help create a snug fit to maintain R-value while also offering fire resistance, moisture resistance, and sound absorbency.
Key Features:
- Flexible Edge Fit: Compressible sides help friction-fit into stud bays for fast installation and reduced gaps.
- Fire-Resistant Stone Wool: Non-combustible insulation designed to resist fire and limit flame spread.
- Moisture Resistance: Helps resist water and moisture for more reliable long-term performance.
- Sound Absorbency: Stone wool construction helps reduce noise transfer between spaces.
- High Thermal Performance: R-30 batt helps improve home comfort and energy efficiency.
Please check the Product Data Sheet Here
Specifications Table:
| Specification | Details |
|---|---|
| Brand | ROCKWOOL® |
| Product line / sub-brand | Comfortbatt® |
| Category | Batt Insulation |
| Material | Mineral Wool (Stone Wool) |
| R-Value | R-30 |
| Facing type | Unfaced |
| Thickness | 7-1/4 in |
| Width | 15-1/4 in |
| Length | 47 in |
| Coverage area | 29.87 sq-ft |
| Installation type | Ceiling |
| Application / construction type | Wood stud construction |
| Density | > 2 lb/cu-ft |
| Manufacturer | ROCKWOOL International A/S |
| Warning | California Residents: Proposition 65 Warning www.P65Warnings.ca.gov |
Frequently Asked Questions (FAQ):
Q: Is this batt faced or unfaced?
A: It is unfaced mineral wool batt insulation.
Q: What area does one package cover?
A: One package covers 29.87 sq-ft.
Q: What are the batt dimensions?
A: Each batt is 7-1/4 in thick x 15-1/4 in wide x 47 in long.
Q: Where can this insulation be installed?
A: It’s listed for ceiling installation and described for exterior wood and steel stud applications.
Q: What is the R-value?
A: R-30.
Quiet luxury, built into the walls
Comfortbatt® turns the unseen layers of a home into a design asset—wrapping rooms in steady warmth while softening the soundscape. The mineral wool batt’s flexible edge is the quiet hero, slipping into stud bays with a tailored, gap-minimizing fit. Use it to elevate bedrooms, media rooms, or any space where comfort should feel intentional. It’s the kind of behind-the-scenes essential that makes everyday living feel undeniably more luxurious.
Upgrade comfort and peace-of-mind with ROCKWOOL Comfortbatt® R-30 mineral wool batts—built for a snug fit, strong thermal performance, and lasting resilience.






















