Replacing your windows is the single-most effective way to reduce energy costs in your home. But, not all new windows will perform to your expectations. By choosing windows with an IntelliGlass high-performance glazing system, you ensure energy savings for you and your home.

ClimaGuard SPF can be added to all IntelliGlass high-performance glass packages. ClimaGuard SPF is the first glass technology to provide complete protection against harmful UV rays. ClimaGuard SPF blocks 99.9% of both UV-A and UV-B radiation.

Intelliglass		IntelliGlass Plus
The standard IntelliGlass package features Solar Control Low E Glass, Intercept insulating spacer system, and argon gas filling.		By adding another pane of Solar Control Low E Glass and another argon filled cavity, IntelliGlass Plus boosts the performance of your windows.
Package Components		Package Components
# Glass Panes	2	# Glass Panes	3
# Low E Surfaces	1	# Low E Surfaces	2
Airspace Fill	Argon	Airspace Fill	Argon
Performance Values		Performance Values
VLT	71%	VLT	56%
R-Value	4.1	R-Value	6.6
SHGC	.30	SHGC	.26
UV Block	77%	UV Block	90%
U-Value	.30	U-Value	.23