Metal Grid System 1800

7 Items

Metal - View Details

Item #	Dimensions (mm)	Pattern	Edge Detail	Alpha w	Dnfw* (dB)	Recycled Content (%)
2746M	500 x 500 x 33	Extra microperforation Rg 0701	Clip-In 5mm	0.55 (L)	30	30%
9428M	500 x 500 x 33	Microperforated	Clip-In 5mm	0.75	20	30%
9428MWG	500 x 500 x 33	Microperforated	Clip-In 5mm	0.15	15	30%

4 Items

Metal Premium - View Details

Item #	Dimensions (mm)	Pattern	Edge Detail	Alpha w	Dnfw* (dB)	Recycled Content (%)
2744MPOP	500 x 500 x 33	Extra microperforation Rg 0701	Clip-In 5mm	0.70	31	30%
2746MP	500 x 500 x 33	Extra microperforation Rg 0701	Clip-In 5mm	0.60 (H)	41	30%
9309MP	500 x 500 x 33	Perforated	Clip-In 5mm	0.60 (H)	41	30%
View All (4)

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 These are valid although Dnfw, which is essentially the same as Dncw, has superseded it.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