Acoustic insulation for downward air noise, made with a multi-layer panel, 73 mm total thickness, formed by a 48 mm thick rock wool panel covered by each of its faces with a laminated gypsum board, making a compartment that houses the downward pipe. Including sealed panels.
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| Code | NBA021 |
| Category | Tuberias y bajantes |
| Subcategory | |
| Unit | m² |
| Resource Type | material |
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No credit card required · Free plan forever · Last updated May 21, 2026
| Last Updated |
| May 21, 2026 |