Microperforated 138

4 Items

Metal Bioguard - View Details

Item #	Dimensions (mm)	Pattern	Edge Detail	Grid (mm)	Alpha w	Dnfw* (dB)	Recycled Content (%)
2093MRB	600 x 600 x 33	Microperforated	Clip-In 3mm swing-down		0.75	20	30%

2 Items

Metal - View Details

Item #	Dimensions (mm)	Pattern	Edge Detail	Grid (mm)	Alpha w	Dnfw* (dB)	Recycled Content (%)
2093M	600 x 600 x 33	Microperforated	Clip-In 3mm swing-down		0.75	20	30%
2093MWG	600 x 600 x 33	Microperforated	Clip-In 3mm swing-down		0.15	15	30%

1 Items

Metal Premium - View Details

Item #	Dimensions (mm)	Pattern	Edge Detail	Grid (mm)	Alpha w	Dnfw* (dB)	Recycled Content (%)
2093MP	600 x 600 x 33	Microperforated	Clip-In 3mm swing-down		0.60 (H)	41	30%

* 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 These are valid although Dnfw, which is essentially the same as Dncw, has superseded it.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.