This ReliaBilt white vinyl primary slider window measures 60"W x 48"H and features a durable horizontal sliding sash design. Energy performance ratings include a U-Factor of 0.27, Solar Heat Gain Coefficient (SHGC) of 0.23, and Visible Transmittance of 0.42, making it an efficient choice for Colorado climates. The white vinyl frame is low-maintenance and weather-resistant. Suitable for residential new construction or replacement installations. No damage or missing parts reported.