Johns Manville unfaced batts and rolls effectively control heat flow to the outside and unwanted noise inside.
- For use in 2x4 wood-framed walls
- Batts are pre-cut for use in standard 8-ft walls with 16-in on-center stud spacing
- Unfaced without a vapor retarder- can be added to existing insulation
- Improves energy efficiency and provides sound control
- JM is a partner of the Seal and Insulate with ENERGY STAR program
- SCS Recycled Content certification
- GREENGUARD Gold Certified for office indoor air quality and SCS Certified for home indoor air quality
Login / Signup 
Full Description & Specs