Knauf Echostop® 13.5mm Round R4 Perforated Plasterboard

Knauf Echostop® 13.5mm Round R4 Perforated Plasterboard is an acoustic plasterboard panel designed for internal walls and ceilings where sound absorption and a clean decorative finish are required. The round perforation pattern and black acoustic fabric backing help reduce reverberation while maintaining a smooth, consistent ceiling or wall finish.

✓ Perforated acoustic plasterboard for internal walls and ceilings
✓ 13.5mm round hole pattern for a clean decorative finish
✓ Helps reduce reverberation in commercial and public interiors
✓ Black acoustic fabric backing also acts as a dust barrier
✓ Recessed edge profile for jointing and finishing
✓ Suitable for full ceiling installation or feature wall and ceiling panels
✓ Indicative NRC up to 0.80 depending on insulation and plenum setup

A practical acoustic lining board for projects that need sound control, clean detailing and a decorative ceiling or wall finish.