Selecting the Right High-Performance Glass

GLASS SYSTEM	ENERGY EFFICIENCY	SOUND REDUCTION	UV BLOCKING	SECURITY	COMMENTS
Ultra Master III®	Whole-Window U-value = 0.15		Fade Protection Factor (FPF) = 44		Gorell’s best-performing triple-glass system offers unsurpassed thermal efficiency and energy cost savings. Remarkable shading coefficient ratings make it excel in warmer regions.
Thermal Master III®	Whole-Window U-value = 0.17		Fade Protection Factor (FPF) = 16		Extraordinary triple-glass system that provides superb thermal performance and holds extremely high ratings for energy efficiency in all regions of the country.
Energy Master® III	Whole-Window U-value = 0.23		Fade Protection Factor (FPF) = 16		Outstanding triple-glass system with impressive thermal properties that result in exceptional energy savings and comfort. Excellent choice for homes in the north or the south.
Armor Glass® Plus System	Whole-Window U-value = 0.27		Fade Protection Factor (FPF) = 50		Best multi-benefit glass system available in America. Keeps out intruders, noise, weather and UV. Highly energy efficient. Effective in all geographical areas.
Armor Impact Plus™ (AIP)	Whole-Window U-value = 0.27		Fade Protection Factor (FPF) = 50		Remarkably strong hurricane glass system that offers outstanding security, safety, UV blocking, sound deadening and energy efficiency. Excellent choice for homes in regions prone to violent weather.
AC Master®	Whole-Window U-value = 0.29		Fade Protection Factor (FPF) = 6		Performs very well in keeping heat inside or outside, depending on the season. Very good all-climate choice, although its higher shading coefficient makes it a slightly better selection for warmer regions.
Clear Double Insulating Glass	Whole-Window U-value = 0.46		Fade Protection Factor (FPF) = 2		Two panes of glass offer minimal energy efficiency and protection. Only slightly more effective than single-pane glass at improving home comfort.
Clear Single-Pane Glass	Whole-Window U-value = 0.86		Fade Protection Factor (FPF) = 1		Poor energy efficiency. Allows heat and cold to penetrate your home. U-value shown generated with independently simulated NFRC 200, using LBL 5.0 standard fixed model.

PERFORMANCE: 3 check marks "Excellent", 2 check marks "Very Good", 1 check mark "Good".

NOTE: 1.) Ultra Master III U-value shown is for a Gorell 3008 casement picture window. Other U-values are for 5301 picture windows. 2.) Ultra Master III and AIP are available on select product models. 3.) Actual performance may vary, depending on the model, size and glass system selected.