Heat Mirror® IG products

Key product attributes

Heat Mirror® IG provides center-of-glass U-value performance as low as 0.05
Offers superior winter heating & summer cooling due to its super-insulating multi-cavity design
Blocks 99% of harmful UV rays
Maintains a warm glass surface temperature for maximum comfort and minimum condensation during winter
Weighs about 33% less than triple pane glass. Drop-in solution for framing systems designed for dual-pane glass
Improves STC by up to 4 dB over dual pane IG and can be used with laminated glass for maximum noise abatement

For a complete list of Heat Mirror products and glazing configurations, download here.

High solar heat gain (High SGHC) representative configurations

Outside dimension		Glass config.	Heat Mirror film	Gas fill	Glass thickness		U-factor performance		Solar gain performance			Visible performance			Tuv
in	mm	Glass config.	Heat Mirror film	Gas fill	in	mm	IP units	SI units	SHGC	SC	Tsol	Tvis	Rvis ext.	RVIS int.	Tuv
1	25	Clear/clear	TC88	Argon - 90%	1/4	6	0.21	1.18	0.47	0.54	0.35	0.64	0.15	0.14	0.004
1	25	LowE1/clear	HM88	Argon - 90%	1/4	6	0.20	1.15	0.48	0.55	0.39	0.68	0.18	0.17	0.003
1	25	Clear/clear	TC88	Krypton - 90%	1/4	6	0.15	0.83	0.47	0.54	0.35	0.64	0.15	0.14	0.004
1	25	LowE1/clear	HM88	Krypton - 90%	1/4	6	0.14	0.80	0.48	0.55	0.39	0.68	0.18	0.17	0.003
1.75	44	LowE1/clear	HM88 x 2	Argon - 90%	1/4	6	0.11	0.59	0.41	0.48	0.31	0.60	0.21	0.20	0.000
1.75	44	Clear/clear	TC88 x 2	Argon - 90%	1/4	6	0.10	0.59	0.39	0.44	0.25	0.52	0.15	0.13	0.000
1.75	44	LowE1/clear	HM88 x 2	Krypton - 90%	1/4	6	0.08	0.46	0.41	0.48	0.31	0.60	0.21	0.20	0.000
1.75	44	Clear/clear	TC88 x 2	Krypton - 90%	1/4	6	0.08	0.45	0.38	0.44	0.25	0.52	0.15	0.13	0.000

Low solar heat gain (Low SGHC) representative configurations

Outside dimension		Glass config.	Heat Mirror film	Gas fill	Glass thickness		U-factor performance		Solar gain performance			Visible performance			Tuv
in	mm	Glass config.	Heat Mirror film	Gas fill	in	mm	IP units	SI units	SHGC	SC	Tsol	Tvis	Rvis ext.	RVIS int.	Tuv
1	25	Clear/clear	SC75	Argon - 90%	1/4	6	0.24	1.36	0.35	0.41	0.28	0.62	0.21	0.19	0.005
1	25	LowE2/clear	HM88	Argon - 90%	1/4	6	0.20	1.14	0.35	0.41	0.29	0.62	0.13	0.15	0.003
1	25	LowE3/clear	HM88	Argon - 90%	1/4	6	0.20	1.12	0.25	0.28	0.20	0.55	0.13	0.15	0.001
1	25	LowE2/clear	HM77	Argon - 90%	1/4	6	0.19	1.10	0.31	0.35	0.25	0.55	0.19	0.22	0.002
1	25	LowE3/clear	HM77	Argon - 90%	1/4	6	0.19	1.08	0.22	0.26	0.18	0.50	0.17	0.22	0.001
1	25	Clear/clear	SC75	Krypton - 90%	1/4	6	0.17	0.99	0.35	0.40	0.28	0.62	0.21	0.19	0.005
1	25	LowE2/clear	HM88	Krypton - 90%	1/4	6	0.14	0.78	0.35	0.40	0.29	0.62	0.13	0.15	0.003
1	25	LowE3/clear	HM88	Krypton - 90%	1/4	6	0.13	0.76	0.24	0.28	0.20	0.55	0.13	0.15	0.001
1	25	LowE2/clear	HM77	Krypton - 90%	1/4	6	0.13	0.73	0.30	0.35	0.25	0.55	0.19	0.22	0.002
1	25	LowE3/clear	HM77	Krypton - 90%	1/4	6	0.13	0.71	0.22	0.25	0.18	0.50	0.17	0.22	0.001
1.75	44	LowE2/clear	HM88 x 2	Argon - 90%	1/4	6	0.10	0.58	0.31	0.36	0.24	0.54	0.15	0.18	0.000
1.75	44	LowE3/clear	HM88 x 2	Argon - 90%	1/4	6	0.10	0.58	0.22	0.25	0.18	0.49	0.15	0.18	0.000
1.75	44	LowE2/clear	HM77 x 2	Argon - 90%	1/4	6	0.10	0.54	0.25	0.28	0.19	0.45	0.24	0.28	0.000
1.75	44	LowE3/clear	HM77 x 2	Argon - 90%	1/4	6	0.09	0.53	0.18	0.21	0.14	0.40	0.21	0.28	0.000
1.75	44	Clear/clear	SC75 x 2	Argon - 90%	1/4	6	0.11	0.65	0.27	0.31	0.20	0.48	0.24	0.21	0.000
1.75	44	LowE2/clear	HM88 x 2	Krypton - 90%	1/4	6	0.08	0.45	0.31	0.36	0.24	0.54	0.15	0.18	0.000
1.75	44	LowE3/clear	HM88 x 2	Krypton - 90%	1/4	6	0.08	0.44	0.22	0.25	0.18	0.49	0.15	0.18	0.000
1.75	44	LowE2/clear	HM77 x 2	Krypton - 90%	1/4	6	0.07	0.40	0.24	0.28	0.19	0.45	0.24	0.28	0.000
1.75	44	LowE3/clear	HM77 x 2	Krypton - 90%	1/4	6	0.07	0.39	0.18	0.20	0.14	0.40	0.21	0.28	0.000
1.75	44	Clear/clear	SC75 x 2	Krypton - 90%	1/4	6	0.09	0.51	0.26	0.30	0.20	0.48	0.24	0.21	0.000

LE1 = single-silver Low-E; LE2 = double-silver Low-E; LE3 = triple-silver Low-E