Glazing Acoustic dB Ratings

Please note - for guidance purposes only

FD30 Glass Type	Manufacturer	Max. Glazed Area	Nom. Thickness	Insulation	Safety Class	dB
Pyroshield Safety Clear	Pilkington	1.9	6	Nil	C	32
Pyroshield Safety Textured	Pilkington	1.9	7	Nil	C	32
Pyroshield II	Pilkington	1.9	6	Nil	C	32
Pyroswiss II	Vetrotech Saint Gobain	0.8	6	Nil	A	32
Pyrotech 630	Essex Safety Glass	0.8	6	Nil	A	31
Pyrostem	CGI	1.25	6	Nil	C	31
Pyran S	Schott Glass	1.9	6.5	Nil	C	31
Pyroguard (Clear)	CGI	0.87	7.2	Nil	B	33
Pyrobelite	AGC Flat Glass Europe	1.9	7	11	B	35
Pyrodur Plus	Pilkington	1.9	7	15	B	35
Pyrodur	Pilkington	1.9	10	16	B	36
Pyroguard (Clear)	CGI	0.52	11	Nil	B	35
Pyranova 15-s2.0	Schott Glass	1.9	11	Nil	B	38
Pyrobelite	AGC Flat Glass Europe	1.9	12	30	B	38
Pyrostop	Pilkington	1.9	15	30	B	38
Pyrobel	AGC Flat Glass Europe	1.9	16	30	B	39

FD60 Glass Type	Manufacturer	Max. Glazed Area	Nom. Thickness	Insulation	Safety Class	dB
Pyroshield II	Pilkington	0.72	6	Nil	C	32
Pyroshield Safety (Wired)	Pilkington	0.72	7	Nil	C	32
Pyrostem	CGI	0.6	7	Nil	C	31
Pyran S	Schott Glass	0.72	6.5	Nil	A	31
Pyrodur	Pilkington	0.72	10	16	B	36
Pyroguard	CGI	0.52	11	Nil	B	35
Pyrobelite	AGC Flat Glass Europe	0.72	12	30	B	38
Pyrodur	Pilkington	0.72	13	30	B	38
Fireswiss Foam	CGI	0.72	15	30	A	38
Pyrostop	Pilkington	0.72	15	30	B	38
Pyrobel	AGC Flat Glass Europe	0.72	16	30	B	39
Contraflam	Vetrotech Saint Gobain	0.72	16	30	A	38

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