Acoustical Solutions: Attenuation

74 Items

Ultima - View Details
Mineral - Core Line

Item #	Dimensions (mm)	Edge Detail	Alpha w	Dnfw* (dB)	Recycled Content (%)
9954M	1500 x 300 x 19	SL2	0.70 (H)	40	33%
9955M	1800 x 300 x 19	SL2	0.70 (H)	40	33%
9956M	2500 x 300 x 19	SL2	0.70 (H)	40	33%

23 Items

Metal Bioguard - View Details

Item #	Dimensions (mm)	Pattern	Edge Detail	Grid (mm)	Alpha w	Dnfw* (dB)	Recycled Content (%)
2091MAB	600 x 600 x 33	Plain	Clip-In 3mm swing-down		0.10 (L)	44	30%
2091MRB	600 x 600 x 33	Plain	Clip-In 3mm swing-down		0.10 (L)	44	30%
2123MAB	1200 x 600 x 15	Plain	Board Metal	24/35	0.10 (L)	44	30%
View All (23)

40 Items

Metal - View Details

Item #	Dimensions (mm)	Pattern	Edge Detail	Alpha w	Dnfw* (dB)	Recycled Content (%)
2056M	600 x 600 x 33	Plain	Clip-In 3mm	0.10 (L)	44	30%
2056MGH	600 x 600 x 33	Plain	Clip-In 3mm	0.10 (L)	44	30%
2056MSG	600 x 600 x 33	Plain	Clip-In 3mm	0.10 (L)	44	30%
View All (40)

8 Items

Metal Axal Vector - View Details

Item #	Dimensions (mm)	Pattern	Edge Detail	Grid (mm)	Alpha w	Dnfw* (dB)	Recycled Content (%)
2578M	600 x 300 x 24	Plain	Vector	24	0.10 (L)	44	30%
3072M	500 x 500 x 24	Plain	Vector	24	0.10 (L)	44	30%
3073M	675 x 675 x 24	Plain	Vector	24	0.10 (L)	44	30%
View All (8)

* Some products may have Dncw values published. These are valid although Dnfw, which is essentially the same as Dncw, has superseded it. For further information on the acoustic performance of Armstrong products please contact our Armstrong Technical Sales.