Perforated gypsum acoustical board having 8 mm diameter round perforations at 18 mm centre-to-centre in a regular end-to-end pattern (15.5% perforated area), backed by an acoustical fleece and containing Activ'Air cleaning powder that permanently reduces formaldehyde. Board weight is approx. 9.5 kg/m2. Supplied unpainted and can be painted to any colour.

Key features

• Continuous perforations - no visible joints
• Premium air cleaning power with long-term effects
• Impact resistant (DIN 18032-3)
• 100% recyclable
• Permanently removes 60% of formaldehyde from room air (Activ'Air)
• No re-emission of bound pollutants
• Excellent room acoustics
• Jointless ceiling appearance with different perforations
• Seamless flush finish
• Suitable for green buildings
• Backed with acoustical fleece

Applications

• Acoustic perforated gypsum ceilings
• Ceilings and walls in offices, schools, kindergartens, lecture halls, auditoriums and assembly rooms
• Rooms where air quality (VOC / formaldehyde reduction) and acoustics both matter
• Schools (project reference: Kronthal School, Kronberg)

Specifications

Thickness x Width x Length: 12.5 x 1188 x 1998 | NRC: Up to 0.75 | Fire Classification: A2-s1, d0 (DIN EN 13501) | Edge Type: All four sides Square (SE) | Surface Finish: Unpainted | Weight: 9.5 kg/m2 | Perforation Size: 8 mm diameter | Perforation Spacing (CTC): 18 mm | Perforation Area: 15.5% | Classified in Accordance: DIN EN 14190 | Technology: Activ' Air | Framing System: GypSerra | Centre-to-centre distance between ceiling section: 333 mm | Nominal Size: 1188 x 1998 x 12.5 mm | Board Thickness: 12.5 mm | Perforated Area: 15.5% | Perforation: 8 mm diameter round at 18 mm centre-to-centre, regular | Centre-to-centre Distance between Support Profiles: 333 mm | System Number: AD10RTA (4.07.21) | Air Cleaning Power: Yes (Activ'Air) | Reaction to Fire (DIN EN 13501): A2-s1, d0 (C.4) | Edge: All four edges square, backed with acoustic tissue | Surface: Unpainted - can be painted to any colour | Activ'Air Formaldehyde Reduction: 60% at 0.4 m2/m3 surface-to-room-volume ratio (ceilings); 70% at 1.0 m2/m3 (walls); 80% at 1.2 m2/m3 (walls & ceilings) | Sound Absorption Coefficient (αp) - plenum depth 50 mm (125/250/500/1000/2000/4000 Hz): 0.15/0.30/0.65/0.85/0.60/0.45 | Weighted Sound Absorption αw - plenum depth 50 mm: 0.55 (M) | NRC - plenum depth 50 mm: 0.6 | Sound Absorption Coefficient (αp) - plenum depth 200 mm (125/250/500/1000/2000/4000 Hz): 0.40/0.60/0.80/0.60/0.50/0.50 | Weighted Sound Absorption αw - plenum depth 200 mm: 0.60 | NRC - plenum depth 200 mm: 0.65 | Sound Absorption Coefficient (αp) - plenum depth 200 mm + 50 mm mineral wool layer (125/250/500/1000/2000/4000 Hz): 0.60/0.95/0.95/0.80/0.70/0.50 | Weighted Sound Absorption αw - plenum depth 200 mm + 50 mm mineral wool layer: 0.70 (LM) | NRC - plenum depth 200 mm + 50 mm mineral wool layer: 0.85

Standards: DIN EN 14190 | A2-s1, d0 (DIN EN 13501) | Formaldehyde reduction tested per ISO 16000-23 | Reaction to fire A2-s1, d0 (C.4) in accordance with DIN EN 13501 | GRIHA Product Catalogue listing (GRIHA V.3 criterion 29 & GRIHA V.2015 criterion 11; certificate valid 27 March 2018 - 26 March 2020)