Acoustic Technical Performance Data

	Frequency – Hertz
Double insulating glass units	125	250	500	1000	2000	4000	Rw(C:Ctr)	Rw	Rw + C	Rw + Ctr
4 / 16 / 4	24	18	26	40	45	39	30(-1:-4)	30	29	26
4 / 16 / 6	24	21	29	43	43	45	34(-1:-5)	34	33	29
4 /16 / 8	25	22	32	41	45	46	35(-2:-5)	35	33	30
4 / 16 / 10	27	23	33	41	48	51	37(-2:-6)	37	35	31
6 / 16 / 8.8	26	27	36	43	42	53	38(-1:-5)	38	37	33
6 / 16 / 9.5	24	26	39	45	42	50	39(-2:-6)	39	37	33
6 / 16 / 8.8SC	24	28	39	48	46	56	41(-2:-6)	41	39	35
8 / 16 / 8.8SC	24	31	40	49	51	63	42(-2:-7)	42	40	35
8 / 16 / 10.8SC	24	31	41	46	46	59	42(-2:-6)	42	40	36
8 / 16 / 12.8SC	25	34	41	44	46	62	43(-2:-6)	43	41	37
10 / 16 / 8.8SC	27	32	43	46	48	61	44(-2:-6)	44	42	38
10 / 16 / 9.5SC	26	34	44	47	50	61	45(-3:7)	45	42	38
10 / 16 / 10.8SC	27	34	43	47	52	64	45(-2:-7)	45	43	38
8.8SC / 16 / 12.8SC	28	38	46	50	54	67	47(-2:-6)	47	45	41
8.8SC / 16 / 13.1SC	28	37	46	51	54	66	48(-3:-8)	48	45	40
9.1SC / 16 / 13.1SC	29	40	47	51	53	64	49(-3:-7)	49	46	42
8.8SC / 16 / 16.8SC	31	41	48	53	58	67	50(-1:-6)	50	49	44
12.8SC / 16 / 16.8SC	34	41	47	53	61	68	51(-1:-5)	51	50	46

	Frequency – Hertz
Triple insulating glass units	125	250	500	1000	2000	4000	Rw(C:Ctr)	Rw	Rw + C	Rw + Ctr
4 / 12 / 4 / 12 / 4	20	18	27	43	49	43	31(-1:-5)	31	30	26
4 / 12 / 4 / 12 / 6	22	24	32	46	47	47	35(-1:-5)	35	34	30
4 / 12 / 4 / 12 / 8	21	24	33	44	48	51	36(-2:-6)	36	34	30
6 / 12 / 4 / 12 / 8	21	28	37	43	41	55	38(-1:-5)	38	37	33
6 / 12 / 4 / 12 / 8.8SC	23	30	42	51	46	60	41(-2:-6)	41	39	35
8/ 12 / 4 / 12 / 8.8SC	24	31	40	48	47	60	42(-2:-6)	42	40	36
8 / 12 / 5 / 12 / 8.8SC	24	32	41	49	47	58	43(-3:-7)	43	40	36
8.8SC / 12 / 6 / 12 / 10.8SC	29	34	45	53	54	66	47(-2:-7)	47	45	40