Rockboard®
ROCKWOOL Rockboard® is a multi-purpose stone wool insulation board designed for acoustic and thermal applications in mechanical rooms, sound stages and studios.
1/2
Popular applications
- Interior insulation
- Acoustic insulation
- Partition wall insulation
- Interior floor insulation
- Interior ceiling insulation
About this product
ROCKWOOL Rockboard® is a multi-purpose insulation board that can be used in a variety of acoustic and thermal applications. Rockboard is noncombustible, fire resistant and can withstand temperatures above 1000°C (1832°F).
Rockboard has superior sound absorption characteristics and is effective at reducing sound transmission across a wide range of frequencies. Rockboard is water repellent and will not rot, corrode, promote mold or bacterial growth.
- Noncombustible and fire resistant
- Water and moisture repellent
- Dimensional stability to maintain performance
- Excellent acoustic performance
- Inorganic, does not promote mold growth
Why use stone wool insulation
- Stone wool provides excellent noise reduction and sound absorption to help you create quieter, more productive environments.
- Noncombustible and fire resistant, stone wool works to contain a fire and prevent its spread.
- Excellent thermal performance providing a high R-value per inch
- Water resistant, stone wool does not rot or promote the growth of mildew, fungi or mold
Applications
- Multipurpose insulation board for thermal and acoustic solutions.
- Mechanical rooms, sound stages and music studios.
- Foil facing is available for assemblies with visible insulation.
Product certificates
UL Classified - CA/USA
Rockboard® sizes, dimensions & packaging
Find Rockboard® thickness, width, length and pack quantities—everything you need for accurate specification and ordering.
- All
- 4.2
- 6.3
- 8.4
- 8.6
- 10.5
- 12.6
- 12.9
- 14.7
- 16.8
- 17.2
- 21
- All
- 1
- 1.5
- 2
- 2.5
- 3
- 3.5
- 4
- 5
Specifications & testing
Explore Rockboard® specifications and test results, based on relevant industry standards.
| Name | Value | Unit | Test standard |
|---|---|---|---|
| Mineral Fiber Block and Board Thermal Insulation | Rockboard 40 - Type IVA Compliant, Rockboard 60 - Type IVB Compliant | ASTM C612 | |
| Flame spread index | 0 | ASTM E84 | |
| Smoke Developed Index | 0 | ASTM E84 | |
| Determination of Non Combustibility of Building Materials | Non-combustible | CAN/ULC S114 | |
| Hot Surface Performance | 1200 | °F | ASTM C411 |
| Corrosion of Steel | Passed | ASTM C665 | |
| Density description | Rockboard 40: Actual Density 4 lbs/ft³ (64 kg/m³), Rockboard 60: Actual Density 6 lbs/ft³ (96 kg/m³) |
Rockboard® technical documents & resources
Download Rockboard® technical documents and resources, including the product data sheet, to support accurate specification and efficient project planning.
Rockboard 40 multi-purpose board insulation - Data sheet
ROCKWOOL Rockboard® 40 is a multi-purpose stone wool insulation board used in walls, ceilings and floors for acoustic and thermal applications.
Rockboard 60 multi-purpose board insulation - Data sheet
ROCKWOOL ROCKBOARD® 60 is a premium, multi-purpose stone wool insulation board used in walls, ceilings and floors for acoustic and thermal applications.
Rockboard 40_072113 Board Insulation GUIDESPEC EN_CA
Rockboard 60_072113 Board Insulation GUIDESPEC EN_CA
Rockboard 60_072113 Board Insulation GUIDESPEC EN_US
Related products
Explore more stone wool insulation solutions for similar applications.
Roof
Comfortboard®
ROCKWOOL Comfortboard® is a rigid stone wool insulation board engineered for continuous insulation applications. It's designed to be used in above-grade walls, below-grade foundation walls, under concrete slabs and in pitched roof applications.
Roof
Cavityrock®
ROCKWOOL Cavityrock® is a stone wool insulation board designed for exterior cavity wall and rainscreen applications. It is compatible with numerous cladding attachment systems, including z-girts, clip-and-rail systems and masonry ties.
Attend a ROCKonnect Masterclass
Earn CEUs and gain expert insights into high-performance building envelope design—all in a live virtual format built for commercial building professionals. Learn from award-winning experts and apply real-world solutions to your next project.