No other glass delivers this much light with so little heat

Guardian SunGuard SNX 51/23, available early 2014, is a new commercial glass product that boasts an industry-first combination of light transmission, low solar heat gain and low reflectivity for a wide variety of commercial applications. Using triple silver technology. SunGuard SNX 51/23 was developed to meet the most stringent energy codes by delivering a SHGC of less than 0.25 while still appearing like clear glass. SNX 51/23 has a neutral blue color giving architects and designers a new option for improving building energy performance.

Guardian SunGuard advanced architectural glass products include low-E coatings, low-iron and tinted glass that offer a range of visible light transmissions for improved daylighting, excellent solar control and a wide variety of colors and performance levels. SunGuard products provide innovative, leading solutions for appearance, economics and energy efficiency, and are available through an international network of Guardian certified Select Fabricators. For more information, visit

Thanks to Guardian Select Fabricator Trulite Glass and Aluminum Solutions and Glazier Connection Member Zephyr Aluminum for their participation on this project.