Illustrative image. It may show a different size or finish from the same product range, and is provided for identification only.

Knauf

This product is available from the catalog. Contact a seller to request a quote.

0 Reviews

Armstrong PERLA OP 19mm

Cac	35 dB
Nrc	0.85
Colour	Blanc
System	Apparent et démontable - Système C; Panneaux-bandes semi-apparents, démontables - Système I.3; Panneaux-bandes semi-apparents - Lisse plate, démontable - Système I.2; Panneaux-bandes semi-apparents - Couloir, démontable - Système F.2
Alpha p	0.45, 0.70, 0.80, 0.90, 1.00, 1.00
Alpha w	0.90
Coating	voile de verre
Nominal	19 mm
Material	mineral
Width mm	300
Edge type	SL2
Length mm	1500
Air quality	A+
Edge detail	Board
Cac standard	ASTM E 413-10
Frequency hz	125, 250, 500, 1000, 2000, 4000
Thickness mm	19
Weight kg m2	5.2
Alpha w values	0.90; 0.95; 1.00
Emission class	E1
Cleanroom class	ISO 5
Absorption class	A
Air permeability	≤ 30 m³/hm²
Durability value	38%
Cleanroom standard	EN ISO 14644-1
Durability standard	EN ISO 14021
Humidity resistance	95% RH
Lateral attenuation	Dn,f,w = 34 dB
Air permeability class	PM1
Reaction to fire class	A2-s1, d0
Light reflection percent	85
Air permeability standard	DIN 18177
Air quality certification	IACG
Edge detail dimensions mm	24
Reaction to fire standard	EN 13501-1
Thermal conductivity w mk	0.06
Formaldehyde emission level	lowest possible test result
Acoustic absorption standard	EN ISO 354; EN ISO 11654
Lateral attenuation standard	EN ISO 10848-2; EN ISO 717-1
Thermal conductivity standard	EN 12667

No reviews yet.

Technical specifications