Description
| IIC Rating | STC Rating | Delta Rating |
| 70 | 66 | 21 |
Roberts BlackJack Underlayment
- For use with all laminate and engineered hardwood floating floors
- For use below, on and above grade subfloors
- Dense, closed cell structure offers moisture, mold and mildew resistance
- Offers cushioning, along with a reduction in sound transference
- Easy installation with plastic overlap and adhesive strip
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