Rockfon® Koral™ offers an NRC of 0.85, due to the inherent performance benefits of its stone wool core. Rockfon® Koral™ is cleanable, features low embodied carbon with GWP as low as 0.190 kg CO2 – eq/ft2 / 2.04 kg CO2 – eq/m2, and sag, mold and mildew resistance.

Features

• Lightly textured white surface
• Good sound absorption (NRC = 0.85)
• Low Embodied Carbon product
• Class A fire performance
• High light reflectance (LR = 0.86)
• Available in square lay-in and tegular
• Stone wool is inherently mold and mildew resistant without added antimicrobials
• Compliant with the Build America, Buy America Act (BABAA)

Specifications

• NRC: 0.85
• AC: 170
• Fire Class: A
• Mold & Mildew Resistance: Yes
• Sag Resistance (relative humidity): up to 100%
• Light Reflectance: 0.86
• Low VOC: Yes
• Recycled Content: 43%

56 sq ft/ctn