Hunter Douglas Luxalon ACCESS-T micro-perforated metal cassette

Luxalon ACCESS-T

PTB reference data

Original description

Material properties

Manufacturer: Hunter Douglas

Thickness: 0.6 in

Density: 80 kg/m³

Perforation: micro-perforated

Backing: 0.6 in mineral wool

Surface: electro-galvanized steel

Up to fire class: non-combustible

Reverberation chamber (ASTM C423 / ISO 354)

NRC

0.65

derived from ISO 354 lab data

α_p nach ISO 11654

f (Hz)	125	250	500	1k	2k	4k
α_p	0.30	0.35	0.50	0.85	0.95	0.90

Create a permanent free account — Access frequency bands, variants and export.

Free. No password required.

Value from the PTB table, not verified

NRC: 0.65 (derived from ISO 354 lab data)

Measured values as a table (1 measurement)

Hunter Douglas Luxalon ACCESS-T micro-perforated metal cassette: sound absorption coefficient αs per ISO 354 by frequency and test build-up
Build-up	NRC	125 Hz	250 Hz	500 Hz	1000 Hz	2000 Hz	4000 Hz
Deckenkassette · gelocht	0.65	0.30	0.34	0.48	0.86	0.97	0.91

Measured values as a table (1 measurement)

Access frequency bands, variants and export. Create a permanent free account

Last updated: 08/28/2026