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Cardinal LowE-180 glass is a great solution for cold weather. This glass has a 0.26 U-factor insulation rating, and lets sun rays into the home (SHGC 0.69) all while blocking 71% of UV rays. 

Cardinal LowE-272 glass is a great al-weather glass solution.  This double-pane, argon-filled glass delivers an SHGC of 0.41 and a U-factor of 0.25, which transmits 72% of visible light while blocking 85% of harmful UV rays. 

Cardinal LowE-366 glass is the most insulating option available. The additional clear coating reflects heat exceptionally while allowing natural light in. This glass blocks 95% of harmful UV rays, with an SHGC of 0.27 and a U-factor of 0.24. 

Cardinal LowE-i89 glass offers a smooth, scratch-resistant option that highly reflects heat to keep your home warm and maintain high energy efficiency performance. This high-performance glass scores a U-factor of 0.21 and an SHGC of 0.62.

With three layers of glass, these window types are the optimal choice for saving energy and reducing noise. Glass layers are coated with LowE, and feature spacers filled with argon gas and foam Super Spacers to contribute to the energy performance of these windows. 

Any of our decorative glass options (pictured below) are great options for allowing natural light into a space while blocking the inside view from the outside of your home.