Guardian's ClimaGuard 70 has a visible light transmission of 69 percent and solar heat gain of 0.35. ClimaGuard 55 has a visible light transmission of 55 percent and a lower glare aesthetic. To further support its residential manufacturers, Guardian Glass recently launched the new Guardian Residential Glass Customizer website, a tool for manufacturers to connect with homeowners to help them understand glass performance. The site will funnel potential customers to the sales teams of our manufacturer partners.