Acoustic Infills
ROCKWOOL® Acoustic Infills improve sound absorption when used within the troughs of perforated metal roof decks.
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Application(s)
- Roof
- Standing Seam Roof
Product description
ROCKWOOL Acoustic Infills are designed to fit into the troughs of a perforated metal deck, absorbing sound that would otherwise be reflected back into the space below. This lowers the reverberation time within the room, which lowers the noise level and can improve speech intelligibility.1
Acoustic Infills are tested for use with ROCKWOOL HardRock® Multi-Fix DD roofing boards as a solution to parts E3 and E4 of Approved Document E, as well as BB93, achieving Class C sound absorption in accordance with BS EN ISO 11654.
- Sound absorption: Class C
- In accordance with parts E3 and E4 of Approved Document E BB93
Areas of application
Acoustic Infills are suitable for use on the following construction types:
- Perforated metal roof decks
Documentation

Acoustic Infills Datasheet
ROCKWOOL® Acoustic Infills improve sound absorption when used within the troughs of perforated metal roof decks.

Acoustic Infill Installation Guide
Installation guidelines for ROCKWOOL Acoustic Infill

SUIS ROCKWOOL UK
Safe use instruction sheet ROCKWOOL stone wool insulation products

Republic of Ireland Price List
Price List March 2025

UK Price List
Price List March 2025
Product variants
SEN classrooms exceed acoustic targets Clarin College case study
Learn more about the ROCKWOOL solution specified to meet the thermal, acoustic and fire safety requirements.
References
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